{"id":11816,"date":"2021-09-01T00:00:17","date_gmt":"2021-09-01T07:00:17","guid":{"rendered":"https:\/\/www.couchbase.com\/blog\/?p=11816"},"modified":"2025-06-13T21:33:25","modified_gmt":"2025-06-14T04:33:25","slug":"fluent-bit-tips-tricks-log-forwarding-couchbase","status":"publish","type":"post","link":"https:\/\/www.couchbase.com\/blog\/ko\/fluent-bit-tips-tricks-log-forwarding-couchbase\/","title":{"rendered":"11\uac00\uc9c0 \uc720\ucc3d\ud55c \ube44\ud2b8 \uc608\uc81c, Couchbase\ub97c \uc0ac\uc6a9\ud55c \ub85c\uadf8 \ud3ec\uc6cc\ub529 \ud301 \ubc0f \uc694\ub839"},"content":{"rendered":"<p><strong>Couchbase\ub97c \uc0ac\uc6a9\ud55c \ub85c\uadf8 \uc804\ub2ec \ubc0f \ucc98\ub9ac<\/strong> \uac00 \uadf8 \uc5b4\ub290 \ub54c\ubcf4\ub2e4 \uc26c\uc6cc\uc84c\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\ub2e4\uc74c\uc744 \uc9c0\uc6d0\ud569\ub2c8\ub2e4. <a href=\"https:\/\/docs.couchbase.com\/operator\/2.2\/whats-new.html?ref=blog#log-forwarding-and-audit-log-management\" target=\"_blank\" rel=\"noopener\">\uce74\uc6b0\uce58\ubca0\uc774\uc2a4 \uc790\uc728 \uc6b4\uc601\uc790(\uc989, \ucfe0\ubc84\ub124\ud2f0\uc2a4)\uc5d0 \ub300\ud55c \ub85c\uadf8 \ud3ec\uc6cc\ub529 \ubc0f \uac10\uc0ac \ub85c\uadf8 \uad00\ub9ac\ub97c \uc9c0\uc6d0\ud569\ub2c8\ub2e4.<\/a> \uadf8\ub9ac\uace0 <a href=\"https:\/\/www.couchbase.com\/blog\/ko\/using-fluent-bit-for-log-forwarding-processing-with-couchbase-server\/?ref=blog\" target=\"_blank\" rel=\"noopener\">\uc628\ud504\ub808\ubbf8\uc2a4 \uce74\uc6b0\uce58\ubca0\uc774\uc2a4 \uc11c\ubc84 \ubc30\ud3ec<\/a>. \ub450 \uacbd\uc6b0 \ubaa8\ub450 \ub85c\uadf8 \ucc98\ub9ac\ub294 <a href=\"https:\/\/fluentbit.io\/?ref=hello-from-couchbase\" target=\"_blank\" rel=\"noopener\">\uc720\ucc3d\ud55c \ube44\ud2b8<\/a>.<\/p>\n<p>\ud50c\ub8e8\uc5b8\ud2b8 \ube44\ud2b8\ub97c \uc120\ud0dd\ud55c \uc774\uc720\ub294 \ubb34\uc5c7\uc778\uac00\uc694? Couchbase \uc0ac\uc6a9\uc790\ub294 \ub3d9\uc801 \uad6c\uc131\uc774 \uac00\ub2a5\ud55c \uacf5\ud1b5 \ud615\uc2dd\uc758 \ub85c\uadf8\uac00 \ud544\uc694\ud588\uace0, \uc800\ud76c\ub294 \uc624\ubc84\ud5e4\ub4dc\ub97c \ucd5c\uc18c\ud654\ud558\ub294 \uc5c5\uacc4 \ud45c\uc900\uc744 \uc0ac\uc6a9\ud558\uace0 \uc2f6\uc5c8\uc2b5\ub2c8\ub2e4. \ud50c\ub8e8\uc5b8\ud2b8 \ube44\ud2b8\ub294 \ub2f9\uc5f0\ud55c \uc120\ud0dd\uc774\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uc774 \ubb38\uc11c\uc5d0\uc11c\ub294 Couchbase\uc5d0\uc11c \ub85c\uadf8 \ud3ec\uc6cc\ub529\uc744 \uc704\ud574 Fluent Bit\ub97c \ucd5c\ub300\ud55c \ud65c\uc6a9\ud558\uae30 \uc704\ud55c \ud301\uacfc \uc694\ub839\uc744 \ub2e4\ub8f9\ub2c8\ub2e4. \uc800\ub294 <a href=\"https:\/\/www.couchbase.com\/blog\/ko\/products\/cloud\/kubernetes\/?ref=blog\" target=\"_blank\" rel=\"noopener\">\uce74\uc6b0\uce58\ubca0\uc774\uc2a4 \uc790\uc728 \uc6b4\uc601\uc790<\/a> \uc758 \ubc30\ud3ec \uc608\uc2dc\ub97c \uc0b4\ud3b4\ubcf4\uc558\uc2b5\ub2c8\ub2e4. (\uc774 \uac8c\uc2dc\ubb3c\uc5d0 \ub300\ud55c \uc790\uc138\ud55c \ub0b4\uc6a9\uc740 \ub2e4\uc74c \ube14\ub85c\uadf8\uc5d0\uc11c \ubc1c\ud45c\ud560 \uc608\uc815\uc785\ub2c8\ub2e4. <a href=\"https:\/\/fluentconna21.sched.com\/event\/mEE3\/?ref=hello-from-couchbase\" target=\"_blank\" rel=\"noopener\">\ub2e4\uc74c \ud50c\ub8e8\uc5b8\ud2b8\ucf58<\/a>.)<\/p>\n<p>\ud50c\ub8e8\uc5b8\ud2b8 \ube44\ud2b8 \uc774\uc804\uc5d0\ub294 Couchbase \ub85c\uadf8 \ud615\uc2dd\uc774 \uc5ec\ub7ec \ud30c\uc77c\uc5d0 \uac78\uccd0 \ub2e4\uc591\ud588\uc2b5\ub2c8\ub2e4. \uc544\ub798\ub294 \ub124 \uac1c\uc758 \uc11c\ub85c \ub2e4\ub978 \ub85c\uadf8 \ud30c\uc77c\uc5d0 \uc788\ub294 \ud55c \uc904\uc785\ub2c8\ub2e4:<\/p>\n<pre>2021-03-09T17:32:25.520+00:00 DEBU CBAS.util.MXHelper [main] ignoring exception calling RuntimeMXBean.getBootClassPath; returning null\r\njava.lang.UnsupportedOperationException: Boot class path mechanism is not supported\r\n\tat sun.management.RuntimeImpl.getBootClassPath(Unknown Source) ~[?:?]\r\n\tat org.apache.hyracks.util.MXHelper.getBootClassPath(MXHelper.java:111) [hyracks-util.jar:6.6.0-7909]\r\n<\/pre>\n<pre>{\"bucket\":\"default\",\"description\":\"The specified bucket was selected\",\"id\":20492,\"name\":\"select bucket\",\"peername\":\"127.0.0.1:56021\",\"real_userid\":{\"domain\":\"local\",\"user\":\"@ns_server\"},\"sockname\":\"127.0.0.1:11209\",\"timestamp\":\"2021-03-09T20:12:17.445039Z\"}\r\n[ns_server:warn,2021-03-09T17:31:55.401Z,babysitter_of_ns_1@cb.local:ns_crash_log&lt;0.102.0&gt;:ns_crash_log:read_crash_log:148]Couldn't load crash_log from \/opt\/couchbase\/var\/lib\/couchbase\/logs\/crash_log_v2.bin (perhaps it's first startup): {error,\r\n                                                                                                                   enoent}\r\n<\/pre>\n<pre>[error_logger:info,2021-03-09T17:31:55.401Z,babysitter_of_ns_1@cb.local:error_logger&lt;0.32.0&gt;:ale_error_logger_handler:do_log:203]\r\n=========================PROGRESS REPORT=========================\r\n          supervisor: {local,ns_babysitter_sup}\r\n<\/pre>\n<pre>127.0.0.1 - @ [09\/Mar\/2021:17:32:02 +0000] \"RPCCONNECT \/goxdcr-cbauth HTTP\/1.1\" 200 0 - Go-http-client\/1.1\r\n<\/pre>\n<div class=\"wp-block-spacer\" style=\"height: 15px\" aria-hidden=\"true\"><\/div>\n<p>\uc774\uc81c \ud50c\ub8e8\uc5b8\ud2b8 \ube44\ud2b8\ub85c \uc5c5\uadf8\ub808\uc774\ub4dc\ud558\uba74 \ub2e4\uc74c\uacfc \uac19\uc740 \ub85c\uadf8 \ubcf4\uae30\ub97c \uc2e4\uc2dc\uac04\uc73c\ub85c \uc2a4\ud2b8\ub9ac\ubc0d\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. <a href=\"https:\/\/kubernetes.io\/docs\/concepts\/cluster-administration\/logging\/?ref=hello-from-couchbase\" target=\"_blank\" rel=\"noopener\">\ud45c\uc900 \ucfe0\ubc84\ub124\ud2f0\uc2a4 \ub85c\uadf8 \uc544\ud0a4\ud14d\ucc98<\/a> \uc774\ub294 \ub610\ud55c <a href=\"https:\/\/grafana.com\/docs\/grafana\/latest\/dashboards\/?ref=hello-from-couchbase\" target=\"_blank\" rel=\"noopener\">Grafana \ub300\uc2dc\ubcf4\ub4dc\uc640\uc758 \uac04\ub2e8\ud55c \ud1b5\ud569<\/a> \ubc0f \uae30\ud0c0 \uc5c5\uacc4 \ud45c\uc900 \ub3c4\uad6c\ub97c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc544\ub798\ub294 \ub2e4\uc74c\uc5d0\uc11c \uac00\uc838\uc628 \uc2a4\ud06c\ub9b0\uc0f7\uc785\ub2c8\ub2e4. <a href=\"https:\/\/github.com\/couchbase\/couchbase-fluent-bit\/tree\/main\/tools\/loki-stack\/?ref=hello-from-couchbase\" target=\"_blank\" rel=\"noopener\">\ud50c\ub8e8\uc5b8\ud2b8 \ube44\ud2b8 \ub9ac\ud3ec\uc9c0\ud1a0\ub9ac\uc5d0 \uc788\ub294 \ub85c\ud0a4 \uc2a4\ud0dd\uc758 \uc608\uc2dc\uc785\ub2c8\ub2e4.<\/a>.<\/p>\n<div class=\"wp-block-spacer\" style=\"height: 15px\" aria-hidden=\"true\"><\/div>\n<p><a href=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2021\/08\/loki-stack-couchbase-fluent-bit-repo.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-11824\" src=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2021\/08\/loki-stack-couchbase-fluent-bit-repo.png\" alt=\"The Loki stack from the Couchbase Fluent Bit repo\" width=\"1000\" height=\"913\" srcset=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/08\/loki-stack-couchbase-fluent-bit-repo.png 1000w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/08\/loki-stack-couchbase-fluent-bit-repo-300x274.png 300w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/08\/loki-stack-couchbase-fluent-bit-repo-768x701.png 768w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/08\/loki-stack-couchbase-fluent-bit-repo-20x18.png 20w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/a><\/p>\n<div class=\"wp-block-spacer\" style=\"height: 15px\" aria-hidden=\"true\"><\/div>\n<p>\ud50c\ub8e8\uc5b8\ud2b8 \ube44\ud2b8\ub97c \ucc98\uc74c \uc0ac\uc6a9\ud558\ub4e0 \uc219\ub828\ub41c \uc804\ubb38\uac00\ub4e0, \uc774 \ubb38\uc11c\uac00 Couchbase\ub97c \uc0ac\uc6a9\ud55c \ub85c\uadf8 \ucc98\ub9ac\uc758 \ubcf5\uc7a1\ud55c \uc0ac\uc6a9\ubc95\uc744 \ud0d0\uc0c9\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub418\uae30\ub97c \ubc14\ub78d\ub2c8\ub2e4.<\/p>\n<h2>\ud50c\ub8e8\uc5b8\ud2b8 \ube44\ud2b8\uc5d0 \ub300\ud55c \uc8fc\uc694 \uc9c8\ubb38\uc774\ub098 \ub3c4\uc804 \uacfc\uc81c\ub294 \ubb34\uc5c7\uc778\uac00\uc694?<\/h2>\n<p>\uc544\ub798 \ub9c1\ud06c\ub97c \uc0ac\uc6a9\ud558\uc5ec \ud50c\ub8e8\uc5b8\ud2b8 \ube44\ud2b8\uc758 \ud2b9\uc815 \uacfc\uc81c\ub098 \uc9c8\ubb38\uc73c\ub85c \ubc14\ub85c \uc774\ub3d9\ud558\uac70\ub098 \ub354 \uc544\ub798\ub85c \uc2a4\ud06c\ub864\ud558\uc5ec \ubaa8\ub4e0 \ud301\uacfc \uc694\ub839\uc744 \uc77d\uc5b4\ubcf4\uc138\uc694.<\/p>\n<p><strong><a href=\"#what-is-fluent-bit\">\ud50c\ub8e8\uc5b8\ud2b8 \ube44\ud2b8\ub780 \ubb34\uc5c7\uc774\uba70 \uc65c \ud544\uc694\ud55c\uac00\uc694?<\/a><\/strong><\/p>\n<p><strong>\ud50c\ub8e8\uc5b8\ud2b8 \ube44\ud2b8\uc5d0 \ub300\ud574 \uc9c8\ubb38\ud558\uac70\ub098 \uc548\ub0b4\ub97c \ubc1b\uac70\ub098 \uc81c\uc548\uc744 \ud558\ub824\uba74 \uc5b4\ub5bb\uac8c \ud574\uc57c \ud558\ub098\uc694?<\/strong> <a href=\"#engage-oss-community\">OSS \ucee4\ubba4\ub2c8\ud2f0\uc5d0 \ucc38\uc5ec\ud558\uace0 \uae30\uc5ec\ud558\uae30<\/a>.<\/p>\n<p><strong>\ud50c\ub8e8\uc5b8\ud2b8 \ube44\ud2b8\uc5d0 \uc5b4\ub5a4 \ubb38\uc81c\uac00 \uc788\ub294\uc9c0 \uc5b4\ub5bb\uac8c \uc54c \uc218 \uc788\ub098\uc694?<\/strong> <a href=\"#debugging\">\uc0ac\uc6a9 <code>stdout<\/code> \ud50c\ub7ec\uadf8\uc778 \ubc0f \ub514\ubc84\uae45 \uc2dc \ub85c\uadf8 \ub808\ubca8 \uc5c5<\/a>.<\/p>\n<p><strong>\uad6c\ubb38 \ubd84\uc11d\uae30\uac00 \uc2e4\ud328\ud588\ub294\uc9c0 \uc5b4\ub5bb\uac8c \uc54c \uc218 \uc788\ub098\uc694?<\/strong> <a href=\"#parsing\">\uae30\ubcf8\uac12\uc774 \ud45c\uc2dc\ub418\ub294 \uacbd\uc6b0 <code>\ub85c\uadf8<\/code> \ud0a4\ub97c \uc785\ub825\ud558\uba74 \uad6c\ubb38 \ubd84\uc11d\uc5d0 \uc2e4\ud328\ud588\uc74c\uc744 \uc54c \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/a>.<\/p>\n<p><strong>\uc815\uaddc\uc2dd \uad6c\ubb38 \ubd84\uc11d\uae30\uac00 \uc791\ub3d9\ud558\uc9c0 \uc54a\ub294 \uc774\uc720\ub294 \ubb34\uc5c7\uc778\uac00\uc694?<\/strong> <a href=\"#multi-line-parsing\">\ud2b9\ud788 \uc5ec\ub7ec \uc904 \uad6c\ubb38 \ubd84\uc11d\uc744 \uc704\ud55c \uac80\uc99d \ubc0f \uac04\uc18c\ud654<\/a>.<\/p>\n<p><strong>\ud544\ub4dc(\uc608: \ub85c\uadf8 \uc218\uc900)\ub97c \uc54c\ub824\uc9c4 \uac12\uc73c\ub85c \uc81c\ud55c\ud558\ub824\uba74 \uc5b4\ub5bb\uac8c \ud558\ub098\uc694?<\/strong> <a href=\"#filtering\">\uba87 \uac00\uc9c0 \uac04\ub2e8\ud55c \ud544\ud130\ub97c \uc0ac\uc6a9\ud558\uc5ec \ucd9c\ub825 \uac12\uc744 \uc81c\ud55c\ud558\uace0 \ud45c\uc900\ud654\ud558\uc138\uc694.<\/a>.<\/p>\n<p><strong>\uc874\uc7ac\ud558\uc9c0 \uc54a\uc744 \uc218 \uc788\ub294 \uc120\ud0dd\uc801 \uc815\ubcf4\ub97c \ucd94\uac00\ud558\ub824\uba74 \uc5b4\ub5bb\uac8c \ud574\uc57c \ud558\ub098\uc694?<\/strong> <a href=\"#filtering-options\">\uc0ac\uc6a9 <code>record_modifier<\/code> \ud544\ud130\uac00 \uc544\ub2cc <code>\uc218\uc815<\/code> \ud544\ud130 - \uc120\ud0dd\uc801 \uc815\ubcf4\ub97c \ud3ec\ud568\ud558\ub824\ub294 \uacbd\uc6b0<\/a>.<\/p>\n<p><strong>\uc5b4\ub5a4 \ud50c\ub7ec\uadf8\uc778\uc774\ub098 \ud544\ud130\uac00 \uba54\ud2b8\ub9ad \ub610\ub294 \ub85c\uadf8 \uba54\uc2dc\uc9c0\ub97c \ud2b8\ub9ac\uac70\ud558\ub294\uc9c0 \uc2dd\ubcc4\ud558\ub824\uba74 \uc5b4\ub5bb\uac8c \ud574\uc57c \ud558\ub098\uc694?<\/strong> <a href=\"#aliases\">\ubcc4\uce6d \uc0ac\uc6a9<\/a>.<\/p>\n<p><strong>\ud2b9\uc218 \ub610\ub294 \ub9de\ucda4\ud615 \ucc98\ub9ac(\uc608: \ubd80\ubd84 \uc0ad\uc81c)\ub97c \uc644\ub8cc\ud558\ub824\uba74 \uc5b4\ub5bb\uac8c \ud574\uc57c \ud558\ub098\uc694?<\/strong> <a href=\"#lua-filter\">Lua \ud544\ud130\ub97c \uc0ac\uc6a9\ud558\uc138\uc694: \ubaa8\ub4e0 \uac83\uc744 \ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4!<\/a>.<\/p>\n<p><strong>\ubcc0\uacbd \uc0ac\ud56d\uc744 \ud655\uc778\ud558\uac70\ub098 \uc0c8 \ubc84\uc804\uc774 \uc5ec\uc804\ud788 \uc791\ub3d9\ud558\ub294\uc9c0 \ud14c\uc2a4\ud2b8\ud558\ub824\uba74 \uc5b4\ub5bb\uac8c \ud558\ub098\uc694?<\/strong> <a href=\"#testing\">\uc790\ub3d9\ud654\ub41c \ud68c\uadc0 \ud14c\uc2a4\ud2b8 \uc81c\uacf5<\/a>.<\/p>\n<p><strong>\uad6c\uc131\uc758 \uac01 \ubd80\ubd84\uc744 \ud14c\uc2a4\ud2b8\ud558\ub824\uba74 \uc5b4\ub5bb\uac8c \ud558\ub098\uc694?<\/strong> <a href=\"#testing-separation\">\uad6c\uc131\uc744 \ub354 \uc791\uc740 \ub369\uc5b4\ub9ac\ub85c \ubd84\ub9ac\ud558\uc138\uc694. (\ubcf4\ub108\uc2a4: \uc774\ub807\uac8c \ud558\uba74 \uc0ac\uc6a9\uc790 \uc9c0\uc815 \uc7ac\uc0ac\uc6a9\uc774 \ub354 \uac04\ub2e8\ud574\uc9d1\ub2c8\ub2e4)<\/a>.<\/p>\n<p><strong><a href=\"#red-hat-openshift\">Red Hat OpenShift\uc5d0\uc11c Fluent Bit\ub97c \uc0ac\uc6a9\ud558\ub824\uba74 \uc5b4\ub5bb\uac8c \ud574\uc57c \ud558\ub098\uc694?<\/a><\/strong><\/p>\n<p>\uc544\ub798 \uae00\uc5d0\uc11c \uc774\ub7ec\ud55c \uc9c8\ubb38\uacfc \ub2e4\ub978 \ub9ce\uc740 \uc9c8\ubb38\uc5d0 \ub300\ud55c \ub2f5\ubcc0\uc744 \ub4dc\ub9bd\ub2c8\ub2e4. \uc790\uc138\ud788 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<h2 id=\"what-is-fluent-bit\">\ud50c\ub8e8\uc5b8\ud2b8 \ube44\ud2b8\ub780 \ubb34\uc5c7\uc774\uba70 \uc65c \ud544\uc694\ud55c\uac00\uc694?<\/h2>\n<p>\uadf8\ub807\ub2e4\uba74 \ud50c\ub8e8\uc5b8\ud2b8 \ube44\ud2b8\ub294 \ubb34\uc5c7\uc778\uac00\uc694? <a href=\"https:\/\/docs.fluentbit.io\/manual\/about\/fluentd-and-fluent-bit\/?ref=hello-from-couchbase\" target=\"_blank\" rel=\"noopener\">\ud50c\ub8e8\uc5b8\ud2b8 \ube44\ud2b8\ub294 \ud50c\ub8e8\uc5b8\ud2b8\uc758 \ub354 \uc608\uc05c \uc790\ub9e4\uc785\ub2c8\ub2e4.<\/a>\ub97c \ubaa8\ub450 <a href=\"https:\/\/www.cncf.io\/about\/who-we-are\/?ref=hello-from-couchbase\" target=\"_blank\" rel=\"noopener\">\ud074\ub77c\uc6b0\ub4dc \ub124\uc774\ud2f0\ube0c \ucef4\ud4e8\ud305 \uc7ac\ub2e8(CNCF)<\/a> \ud50c\ub8e8\uc5b8\ud2b8 \uc870\uc9c1\uc758 \ud504\ub85c\uc81d\ud2b8\uc785\ub2c8\ub2e4.<\/p>\n<p>\ud50c\ub8e8\uc5b8\ud2b8 \ube44\ud2b8\ub294 \uae30\ubcf8\uc801\uc73c\ub85c \ub2e4\uc591\ud55c \uc720\ud615\uc758 <a href=\"https:\/\/docs.fluentbit.io\/manual\/concepts\/data-pipeline\/input\/?ref=hello-from-couchbase\" target=\"_blank\" rel=\"noopener\">\uc785\ub825<\/a>\ub97c \uc0ac\uc6a9\ud558\uc5ec \uad6c\uc131 \uac00\ub2a5\ud55c <a href=\"https:\/\/docs.fluentbit.io\/manual\/concepts\/data-pipeline\/parser\/?ref=hello-from-couchbase\" target=\"_blank\" rel=\"noopener\">\ud30c\uc774\ud504\ub77c\uc778<\/a> \uc758 <a href=\"https:\/\/docs.fluentbit.io\/manual\/concepts\/data-pipeline\/filter\/?ref=hello-from-couchbase\" target=\"_blank\" rel=\"noopener\">\ucc98\ub9ac<\/a> \ub97c \uc785\ub825\ud55c \ub2e4\uc74c <a href=\"https:\/\/docs.fluentbit.io\/manual\/concepts\/data-pipeline\/router\/?ref=hello-from-couchbase\" target=\"_blank\" rel=\"noopener\">\ub77c\uc6b0\ud305<\/a> \ud574\ub2f9 \ub370\uc774\ud130\ub97c \uc5ec\ub7ec \uc720\ud615\uc758 <a href=\"https:\/\/docs.fluentbit.io\/manual\/concepts\/data-pipeline\/output\/?ref=hello-from-couchbase\" target=\"_blank\" rel=\"noopener\">\uc5d4\ub4dc\ud3ec\uc778\ud2b8<\/a>.<\/p>\n<div class=\"wp-block-spacer\" style=\"height: 15px\" aria-hidden=\"true\"><\/div>\n<p><a href=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2021\/08\/fluent-bit-data-routing-diagram.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-11821\" src=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2021\/08\/fluent-bit-data-routing-diagram.png\" alt=\"Architecture diagram of data routing using Fluent Bit\" width=\"1000\" height=\"380\" srcset=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/08\/fluent-bit-data-routing-diagram.png 1000w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/08\/fluent-bit-data-routing-diagram-300x114.png 300w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/08\/fluent-bit-data-routing-diagram-768x292.png 768w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/08\/fluent-bit-data-routing-diagram-20x8.png 20w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/a><\/p>\n<div class=\"wp-block-spacer\" style=\"height: 15px\" aria-hidden=\"true\"><\/div>\n<p>\ud50c\ub8e8\uc5b8\ud2b8\ub4dc\uc640 \ud50c\ub8e8\uc5b8\ud2b8 \ube44\ud2b8\uc758 \uacbd\uc6b0, \ud2b9\ud788 \ub2e4\uc74c\uacfc \uac19\uc740 \uac04\ub2e8\ud55c \uc791\uc5c5\uc5d0\ub9cc \ud544\uc694\ud55c \uacbd\uc6b0 \ud6c4\uc790\uac00 \ud50c\ub8e8\uc5b8\ud2b8\ub4dc\ubcf4\ub2e4 \ub354 \ub098\uc740 \uc120\ud0dd\uc785\ub2c8\ub2e4. <a href=\"https:\/\/docs.couchbase.com\/operator\/current\/tutorial-couchbase-log-forwarding.html?ref=blog\" target=\"_blank\" rel=\"noopener\">\ucd5c\uc18c\ud55c\uc758 \ucc98\ub9ac\ub85c \ub85c\uadf8 \ud3ec\uc6cc\ub529<\/a> \ub354 \ubcf5\uc7a1\ud55c \uac83\uc740 \uc5c6\uc2b5\ub2c8\ub2e4.<\/p>\n<div class=\"wp-block-spacer\" style=\"height: 15px\" aria-hidden=\"true\"><\/div>\n<p><a href=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2021\/08\/architecture-diagram-log-forwarding-with-couchbase-fluent-bit.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-11819\" src=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2021\/08\/architecture-diagram-log-forwarding-with-couchbase-fluent-bit.png\" alt=\"An architecture diagram of log forwarding with Couchbase and Fluent Bit\" width=\"1000\" height=\"695\" srcset=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/08\/architecture-diagram-log-forwarding-with-couchbase-fluent-bit.png 1000w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/08\/architecture-diagram-log-forwarding-with-couchbase-fluent-bit-300x209.png 300w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/08\/architecture-diagram-log-forwarding-with-couchbase-fluent-bit-768x534.png 768w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/08\/architecture-diagram-log-forwarding-with-couchbase-fluent-bit-20x14.png 20w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/a><\/p>\n<div class=\"wp-block-spacer\" style=\"height: 15px\" aria-hidden=\"true\"><\/div>\n<p>Fluent Bit\ub97c \uc0ac\uc6a9\ud558\uae30 \uc804\uc5d0 Logstash, Promtail, rsyslog \ub4f1 \uc5ec\ub7ec \uac00\uc9c0 \ub2e4\ub978 \uc635\uc158\uc744 \uac80\ud1a0\ud588\uc9c0\ub9cc, \uba87 \uac00\uc9c0 \uc774\uc720\ub85c \uacb0\uad6d Fluent Bit\ub85c \uacb0\uc815\ud588\uc2b5\ub2c8\ub2e4. \uccab\uc9f8, CNCF\uc5d0\uc11c \uc9c0\uc6d0\ud558\ub294 OSS \uc194\ub8e8\uc158\uc774\uba70 \uc774\ubbf8 \uc628\ud504\ub808\ubbf8\uc2a4 \ubc0f \ud074\ub77c\uc6b0\ub4dc \uc81c\uacf5\uc5c5\uccb4\uc5d0\uc11c \ub110\ub9ac \uc0ac\uc6a9\ub418\uace0 \uc788\ub2e4\ub294 \uc810\uc785\ub2c8\ub2e4. \ub458\uc9f8, \uac00\ubccd\uace0 OpenShift\uc5d0\uc11c\ub3c4 \uc2e4\ud589\ub429\ub2c8\ub2e4. \uc14b\uc9f8, \uac00\uc7a5 \uc911\uc694\ud55c \uac83\uc740 \uad11\ubc94\uc704\ud55c \uad6c\uc131 \uc635\uc158\uc774 \uc788\uc5b4 \ub2e4\uc74c\uc744 \uc218\ud589\ud560 \uc218 \uc788\ub2e4\ub294 \uc810\uc785\ub2c8\ub2e4. <a href=\"https:\/\/docs.couchbase.com\/operator\/current\/howto-couchbase-log-forwarding.html?ref=blog\" target=\"_blank\" rel=\"noopener\">\ud544\uc694\ud55c \ubaa8\ub4e0 \uc5d4\ub4dc\ud3ec\uc778\ud2b8\ub97c \ud0c0\uac9f\ud305\ud558\uc138\uc694.<\/a>.<\/p>\n<p>(\ucc38\uc870 <a href=\"https:\/\/www.couchbase.com\/blog\/ko\/using-fluent-bit-for-log-forwarding-processing-with-couchbase-server\/?ref=blog\" target=\"_blank\" rel=\"noopener\">\ud50c\ub8e8\uc5b8\ud2b8 \ube44\ud2b8\uc5d0 \ub300\ud55c \uc774\uc804 \uae30\uc0ac<\/a> \ub610\ub294 <a href=\"https:\/\/docs.couchbase.com\/operator\/current\/concept-couchbase-logging.html?ref=blog#log-forwarding\" target=\"_blank\" rel=\"noopener\">\uc2ec\uce35\uc801\uc778 \ub85c\uadf8 \ud3ec\uc6cc\ub529 \ubb38\uc11c<\/a> \ub97c \ucc38\uc870\ud558\uc138\uc694.)<\/p>\n<h2 id=\"engage-oss-community\">\ud301 #1: OSS \ucee4\ubba4\ub2c8\ud2f0\uc640 \uc5f0\uacb0\ud558\uae30<\/h2>\n<p>\ud50c\ub8e8\uc5b8\ud2b8 \ube44\ud2b8\ub97c \uc0ac\uc6a9\ud560 \ub54c \uac00\uc7a5 \uba3c\uc800 \ucd94\ucc9c\ud558\ub294 \uac83\uc740 \uc624\ud508 \uc18c\uc2a4 \ucee4\ubba4\ub2c8\ud2f0\uc5d0 \uae30\uc5ec\ud558\uace0 \ucc38\uc5ec\ud558\ub294 \uac83\uc785\ub2c8\ub2e4.<\/p>\n<p>\uc774 \uae00\uc758 \uac70\uc758 \ubaa8\ub4e0 \ub0b4\uc6a9\uc740 \ub2e4\uc74c\uacfc \uac19\uc774 \ub2e4\ub978 \uc0ac\ub78c\uc758 \uac83\uc744 \ubed4\ubed4\uc2a4\ub7fd\uac8c \uc7ac\uc0ac\uc6a9\ud55c \uac83\uc785\ub2c8\ub2e4. <a href=\"https:\/\/fluent-all.slack.com\/archives\/C0CTQGHKJ\" target=\"_blank\" rel=\"noopener\">\uc720\ucc3d\ud55c \uc5ec\uc720<\/a>\ube14\ub85c\uadf8 \uac8c\uc2dc\ubb3c, <a href=\"https:\/\/github.com\/kubesphere-retired\/fluent-bit\/?ref=hello-from-couchbase\" target=\"_blank\" rel=\"noopener\">GitHub \ub9ac\ud3ec\uc9c0\ud1a0\ub9ac<\/a> \ub4f1\uc785\ub2c8\ub2e4. \ub3d9\uc2dc\uc5d0 Couchbase\ub97c \uc704\ud574 \uad6c\ucd95\ud55c \ub2e4\uc591\ud55c \ud30c\uc11c\ub97c \uae30\uc5ec\ud588\uc2b5\ub2c8\ub2e4. <a href=\"https:\/\/github.com\/fluent\/fluent-bit\/commit\/02bf11d07f12ab47054ca37f02f19eefb8f7058c\" target=\"_blank\" rel=\"noopener\">\uacf5\uc2dd \ub9ac\ud3ec\uc9c0\ud1a0\ub9ac\ub85c \ub3cc\uc544\uac00\uae30<\/a>\ub97c \ud1b5\ud574 \uba87 \uac00\uc9c0 \uc720\uc6a9\ud55c \ubb38\uc81c\ub97c \uc81c\uae30\ud588\uae30\ub97c \ubc14\ub78d\ub2c8\ub2e4!<\/p>\n<p>\ud50c\ub8e8\uc5b8\ud2b8 \ube44\ud2b8 OSS \ucee4\ubba4\ub2c8\ud2f0\ub294 \ud65c\ubc1c\ud558\uac8c \uc6b4\uc601\ub418\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc720\uc9c0 \uad00\ub9ac\uc790\ub294 \uc815\uae30\uc801\uc73c\ub85c \uc18c\ud1b5\ud558\uace0 \ubb38\uc81c\ub97c \ud574\uacb0\ud558\uba70 \ud574\uacb0\ucc45\uc744 \uc81c\uc548\ud569\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4 <a href=\"https:\/\/youtube.com\/playlist?list=PLj6h78yzYM2N3nytAN_8shp-4MNm_nPga\" target=\"_blank\" rel=\"noopener\">\ud50c\ub8e8\uc5b8\ud2b8\ucf58 EU 2021<\/a> \ub97c \ud1b5\ud574 \ud50c\ub8e8\uc5b8\ud2b8 \ube44\ud2b8 \uc0ac\uc6a9\uc5d0 \ub300\ud55c \uc720\uc6a9\ud55c \uc81c\uc548\uacfc \ud53c\ub4dc\ubc31\uc744 \ub9ce\uc774 \ubc1b\uc558\uc73c\uba70, \uc774\ud6c4 \ud6c4\uc18d \ub9b4\ub9ac\uc2a4\uc5d0 \ud1b5\ud569\ud588\uc2b5\ub2c8\ub2e4. (<a href=\"https:\/\/events.linuxfoundation.org\/fluentcon-north-america\/?ref=hello-from-couchbase\" target=\"_blank\" rel=\"noopener\">\ud50c\ub8e8\uc5b8\ud2b8\ucf58<\/a> \ub294 \uc77c\ubc18\uc801\uc73c\ub85c \ud050\ube0c\ucf58 \uc774\ubca4\ud2b8\uc5d0\uc11c \ud568\uaed8 \uc9c4\ud589\ub429\ub2c8\ub2e4.)<\/p>\n<h2 id=\"debugging\">\ud301 #2: \ubaa8\ub4e0 \uac83\uc774 \uace0\uc7a5\ub0ac\uc744 \ub54c \ub514\ubc84\uae45\ud558\uae30<\/h2>\n<p>Fluent Bit \ucee4\ubba4\ub2c8\ud2f0 Slack \ucc44\ub110\uc5d0\uc11c \uac00\uc7a5 \uc790\uc8fc \ubb3b\ub294 \uc9c8\ubb38\uc740 \ubb34\uc5b8\uac00\uac00 \uc791\ub3d9\ud558\uc9c0 \uc54a\uc744 \ub54c \ub514\ubc84\uae45\ud558\ub294 \ubc29\ubc95\uc5d0 \uad00\ud55c \uac83\uc785\ub2c8\ub2e4. \uc81c\uac00 \ucd94\ucc9c\ud558\ub294 \ub450 \uac00\uc9c0 \ubc29\ubc95\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n<ol>\n<li><strong>\uc0ac\uc6a9 <code>stdout<\/code> \ud50c\ub7ec\uadf8\uc778.<\/strong><\/li>\n<li><strong>\ud50c\ub8e8\uc5b8\ud2b8 \ube44\ud2b8\uc758 \ub85c\uadf8 \ub808\ubca8\uc744 \ub192\uc785\ub2c8\ub2e4.<\/strong><\/li>\n<\/ol>\n<div class=\"wp-block-spacer\" style=\"height: 15px\" aria-hidden=\"true\"><\/div>\n<p>\uc81c\uac00 \uba3c\uc800 \uc81c\uc548\ud558\ub294 \uac83\uc740 \ub2e8\uc21c\ud654\uc785\ub2c8\ub2e4. \ub300\ubd80\ubd84\uc758 Fluent Bit \uc0ac\uc6a9\uc790\ub294 \ub85c\uadf8\ub97c \ub354 \ud070 \uc2a4\ud0dd(\uc608: Elastic-Fluentd-Kibana(EFK) \ub610\ub294 <a href=\"https:\/\/grafana.com\/products\/enterprise\/?ref=hello-from-couchbase\" target=\"_blank\" rel=\"noopener\">\ud504\ub85c\uba54\ud14c\uc6b0\uc2a4-\ub85c\ud0a4-\uadf8\ub77c\ud30c\ub098<\/a> (PLG). \uc6b0\uc120, \uc120\ud0dd\ud55c \uc2a4\ud0dd\uc5d0 \ubc30\uad00\ud560 \ub54c \ubc1c\uc0dd\ud560 \uc218 \uc788\ub294 \ubaa8\ub4e0 \ubb38\uc81c\ub97c \uc81c\uac70\ud558\uae30 \uc804\uae4c\uc9c0\ub294 Kibana \ub610\ub294 Grafana\uac00 \uc54c\ub824\uc8fc\ub294 \ub0b4\uc6a9\uc744 \ubcf4\uc9c0 \ub9c8\uc138\uc694.<\/p>\n<p><a href=\"https:\/\/docs.fluentbit.io\/manual\/pipeline\/outputs\/standard-output\/?ref=hello-from-couchbase\" target=\"_blank\" rel=\"noopener\">\uc0ac\uc6a9 <code>stdout<\/code> \ud50c\ub7ec\uadf8\uc778<\/a> \ub97c \uc0ac\uc6a9\ud558\uc5ec Fluent Bit\uac00 \uc0dd\uac01\ud558\ub294 \ucd9c\ub825\uc744 \uacb0\uc815\ud569\ub2c8\ub2e4. \uadf8\ub7f0 \ub2e4\uc74c \uc608\uc0c1\ud588\ub358 Fluent Bit\uc758 \uc5ec\ub7ec \ucd9c\ub825\uc744 \uc5bb\uc744 \ub54c\uae4c\uc9c0 \ubc18\ubcf5\ud569\ub2c8\ub2e4. EFK \ub610\ub294 PLG \uc2a4\ud0dd\uc758 \ubaa8\ub4e0 \uc6c0\uc9c1\uc774\ub294 \ubd80\ubd84\uc744 \ucc98\ub9ac\ud558\ub294 \uac83\ubcf4\ub2e4 \uc5ec\uae30\uc11c \uc2dc\uc791\ud558\ub294 \uac83\uc774 \ud6e8\uc52c \uc27d\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\ub450 \ubc88\uc9f8 \ub514\ubc84\uae45 \ud301\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4. <a href=\"https:\/\/docs.fluentbit.io\/manual\/administration\/configuring-fluent-bit\/classic-mode\/configuration-file#config_section\" target=\"_blank\" rel=\"noopener\">\ub85c\uadf8 \ub808\ubca8 \uc5c5<\/a>. \uc774 \ub2e8\uacc4\ub97c \ud1b5\ud574 Fluent Bit\uac00 \ubb34\uc5c7\uc744 \ucc3e\uac70\ub098 \uad6c\ubb38 \ubd84\uc11d\ud558\ub824\uace0 \ud558\ub294\uc9c0 \uba85\ud655\ud558\uac8c \uc54c \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub300\ubd80\ubd84\uc758 \uacbd\uc6b0 \ub85c\uadf8 \uc218\uc900\uc744 \ub192\uc774\uba74 \uad8c\ud55c \ubb38\uc81c\ub098 \uc798\ubabb\ub41c \uc640\uc77c\ub4dc\uce74\ub4dc\/\uacbd\ub85c\uc640 \uac19\uc740 \uac04\ub2e8\ud55c \uc218\uc815 \uc0ac\ud56d\uc774 \uac15\uc870\ub429\ub2c8\ub2e4.<\/p>\n<h3 id=\"helm\">\ud5ec\ub984 \uc0c1\ud0dc \uc810\uac80 \uc2dc \uace0\ub824 \uc0ac\ud56d<\/h3>\n<p>\ud5ec\ub984\uc744 \uc0ac\uc6a9\ud558\ub294 \uacbd\uc6b0 \ud574\ub2f9 \ud504\ub85c\ube0c\ub97c \ud65c\uc131\ud654\ud55c \uacbd\uc6b0 \uc0c1\ud0dc \ud655\uc778\uc744 \uc704\ud574 HTTP \uc11c\ubc84\ub97c \ucf1c\uc138\uc694.<\/p>\n<p>\ud5ec\ub984\uc740 \uac04\ub2e8\ud55c \uc124\uce58\uc5d0\ub294 \uc88b\uc9c0\ub9cc, \uc77c\ubc18\uc801\uc778 \ub3c4\uad6c\uc774\ubbc0\ub85c \ud5ec\ub984 \uad6c\uc131\uc774 \ud5c8\uc6a9\ub418\ub294\uc9c0 \ud655\uc778\ud574\uc57c \ud569\ub2c8\ub2e4. Kubernetes\uc5d0\uc11c \uc0c1\ud0dc \ud655\uc778 \ud504\ub85c\ube0c\ub97c \ud65c\uc131\ud654\ud558\ub294 \uacbd\uc6b0, Fluent Bit \uad6c\uc131\uc5d0\uc11c \ud574\ub2f9 \ud504\ub85c\ube0c\uc5d0 \ub300\ud55c \uc5d4\ub4dc\ud3ec\uc778\ud2b8\ub3c4 \ud65c\uc131\ud654\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<p>\ud50c\ub8e8\uc5b8\ud2b8 \ube44\ud2b8\uc758 \ucd5c\uc2e0 \ubc84\uc804\uc5d0\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \uae30\ub2a5\uc774 \uc788\uc2b5\ub2c8\ub2e4. <a href=\"https:\/\/docs.fluentbit.io\/manual\/administration\/monitoring#health-check-for-fluent-bit\" target=\"_blank\" rel=\"noopener\">\uc804\uc6a9 \uac74\uac15 \uccb4\ud06c<\/a> (\ub2e4\uc74c \ub9b4\ub9ac\uc988\uc758 Couchbase Autonomous Operator\uc5d0\uc11c\ub3c4 \uc0ac\uc6a9\ud560 \uc608\uc815\uc785\ub2c8\ub2e4).<\/p>\n<h2 id=\"parsing\">\ud301 #3: \ud30c\uc2f1\uc73c\ub85c \ubb3c\uc744 \uc640\uc778\uc73c\ub85c \ubc14\uafb8\uae30<\/h2>\n<p>\uc77c\ubc18\uc801\uc73c\ub85c \ub85c\uadf8\ub97c \uc77d\uc740 \ud6c4 \ub85c\uadf8\ub97c \uad6c\ubb38 \ubd84\uc11d\ud558\uace0 \uc2f6\uc744 \uac83\uc785\ub2c8\ub2e4. \uc800\ub294 <a href=\"https:\/\/docs.fluentbit.io\/manual\/pipeline\/inputs\/tail\/?ref=hello-from-couchbase\" target=\"_blank\" rel=\"noopener\">\uaf2c\ub9ac \uc785\ub825 \ud50c\ub7ec\uadf8\uc778<\/a> \ub97c \uc0ac\uc6a9\ud558\uc5ec \ube44\uc815\ud615 \ub370\uc774\ud130\ub97c \uc815\ud615 \ub370\uc774\ud130\ub85c \ubcc0\ud658\ud569\ub2c8\ub2e4( <a href=\"https:\/\/docs.fluentbit.io\/manual\/concepts\/key-concepts#structured-messages\" target=\"_blank\" rel=\"noopener\">\uacf5\uc2dd \uc6a9\uc5b4<\/a>).<\/p>\n<h3 id=\"parsing-failure\">\uc2e4\ud328\ub294 \uc120\ud0dd \uc0ac\ud56d\uc774 \uc544\ub2d9\ub2c8\ub2e4<\/h3>\n<p>\ud50c\ub8e8\uc5b8\ud2b8 \ube44\ud2b8 \ubb38\uc81c \ud574\uacb0\uacfc \uad00\ub828\ud558\uc5ec \uae30\uc5b5\ud574\uc57c \ud560 \ud575\uc2ec \uc0ac\ud56d\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4. <strong>\uad6c\ubb38 \ubd84\uc11d\uc5d0 \uc2e4\ud328\ud574\ub3c4 \uc5ec\uc804\ud788 \ucd9c\ub825\uc744 \uc5bb\uc2b5\ub2c8\ub2e4.<\/strong>. Fluent Bit \uad6c\ubb38 \ubd84\uc11d\uae30\ub294 \uc804\uccb4 \ub85c\uadf8 \ud589\uc744 \ub2e8\uc77c \ub808\ucf54\ub4dc\ub85c\ub9cc \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ud3f4\ubc31\uc740 \uc815\ubcf4\ub97c \uc783\uc9c0 \uc54a\uace0 \ub2e4\ub978 \ub2e4\uc6b4\uc2a4\ud2b8\ub9bc \ub3c4\uad6c\uc5d0\uc11c \uc5b8\uc81c\ub4e0\uc9c0 \ub2e4\uc2dc \uad6c\ubb38 \ubd84\uc11d\ud560 \uc218 \uc788\ub2e4\ub294 \uc810\uc5d0\uc11c Fluent Bit\uc758 \uc88b\uc740 \uae30\ub2a5\uc785\ub2c8\ub2e4.<\/p>\n<p>One helpful trick here is to ensure you never have the default `log` key in the record after parsing. If you see the `log` key, then you know that parsing has failed. It&#8217;s not always obvious otherwise.<\/p>\n<h3 id=\"multi-line-parsing\">\ud301 #4: (\ub2e4\uc911 \uc904 \uad6c\ubb38 \ubd84\uc11d) \uc9c4\uc2e4\uc744 \uac10\ub2f9\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4.<\/h3>\n<p><a href=\"https:\/\/docs.fluentbit.io\/manual\/administration\/configuring-fluent-bit\/multiline-parsing\/?ref=hello-from-couchbase\" target=\"_blank\" rel=\"noopener\">\ub2e4\uc911 \uc904 \uad6c\ubb38 \ubd84\uc11d<\/a> \ud50c\ub8e8\uc5b8\ud2b8 \ube44\ud2b8\uc758 \ud575\uc2ec \uae30\ub2a5\uc785\ub2c8\ub2e4. \uc77c\ubd80 \ub85c\uadf8\ub294 \uc774\ub97c \uad11\ubc94\uc704\ud558\uac8c \uc0ac\uc6a9\ud558\ub294 Erlang \ub610\ub294 Java \ud504\ub85c\uc138\uc2a4\uc5d0\uc11c \uc0dd\uc131\ub429\ub2c8\ub2e4.<\/p>\n<p>\uadf8\ub9ac\uace0 <a href=\"https:\/\/github.com\/couchbase\/couchbase-fluent-bit#parsing\" target=\"_blank\" rel=\"noopener\">\uc5ec\ub7ec \uc904 \uad6c\ubb38 \ubd84\uc11d\uc744 \ud1b5\ud55c \ubaa9\ud45c<\/a> is to do an initial pass to extract a common set of information. For Couchbase logs, we settled on every log entry having a `timestamp`, `level` and `message` (with `message` being fairly open, since it contained anything not captured in the first two).<\/p>\n<p>\ub85c\uadf8 \ud30c\uc77c\uc758 \uc774\ub984\uc740 \ub610\ud55c <a href=\"https:\/\/docs.fluentbit.io\/manual\/concepts\/key-concepts#tag\" target=\"_blank\" rel=\"noopener\">\uc720\ucc3d\ud55c \ube44\ud2b8 \ud0dc\uadf8<\/a>. \ub2e4\uc74c\uacfc \uac19\uc740 \uc774\uc720\ub85c \uc774 \uad00\ud589\uc744 \uad6c\ud604\ud588\uc2b5\ub2c8\ub2e4. <a href=\"https:\/\/docs.fluentbit.io\/manual\/concepts\/data-pipeline\/router\/?ref=hello-from-couchbase\" target=\"_blank\" rel=\"noopener\">\ub2e4\ub978 \ub85c\uadf8\ub97c \ubcc4\ub3c4\uc758 \ub300\uc0c1\uc73c\ub85c \ub77c\uc6b0\ud305<\/a>\uc608\ub97c \ub4e4\uc5b4 <a href=\"https:\/\/cloud.google.com\/architecture\/exporting-stackdriver-logging-for-security-and-access-analytics\/?ref=hello-from-couchbase\" target=\"_blank\" rel=\"noopener\">\uac10\uc0ac \ub85c\uadf8<\/a> \ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \uacbd\ud5a5\uc774 \uc788\uc2b5\ub2c8\ub2e4. <a href=\"https:\/\/nvlpubs.nist.gov\/nistpubs\/Legacy\/SP\/nistspecialpublication800-92.pdf?ref=hello-from-couchbase\" target=\"_blank\" rel=\"noopener\">\ubcf4\uc548 \uc694\uad6c \uc0ac\ud56d<\/a>:<\/p>\n<pre>    @include \/fluent-bit\/etc\/fluent-bit.conf\r\n    [OUTPUT] \r\n        Name                         s3\r\n        Match                        couchbase.log.audit\r\n        ...\r\n<\/pre>\n<div class=\"wp-block-spacer\" style=\"height: 15px\" aria-hidden=\"true\"><\/div>\n<p>\uc704\uc640 \uac19\uc774 (\uadf8\ub9ac\uace0 <a href=\"https:\/\/docs.couchbase.com\/operator\/current\/tutorial-couchbase-log-forwarding.html?ref=blog#example-amazon-s3\" target=\"_blank\" rel=\"noopener\">\uc790\uc138\ud55c \ub0b4\uc6a9\uc740 \uc5ec\uae30\uc5d0\uc11c \ud655\uc778\ud558\uc138\uc694.<\/a>), \uc774 \ucf54\ub4dc\ub294 \uae30\ubcf8\uc801\uc73c\ub85c \ubaa8\ub4e0 \ub85c\uadf8\ub97c \ud45c\uc900 \ucd9c\ub825\uc73c\ub85c \ucd9c\ub825\ud558\uc9c0\ub9cc \uac10\uc0ac \ub85c\uadf8\ub3c4 AWS S3\ub85c \uc804\uc1a1\ud569\ub2c8\ub2e4.<\/p>\n<p>\uc544\ub798 \uc548\ub0b4\ub97c \ud1b5\ud574 \ub610 \ub2e4\ub978 \uc5ec\ub7ec \uc904 \uad6c\ubb38 \ubd84\uc11d \uc608\uc81c\ub97c \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4(\uadf8\ub9ac\uace0 <a href=\"https:\/\/github.com\/couchbase\/couchbase-fluent-bit\/blob\/1.1.0\/conf\/couchbase\/in-erlang-multiline-log.conf\" target=\"_blank\" rel=\"noopener\">\uae43\ud5c8\ube0c\uc5d0\uc11c<\/a>):<\/p>\n<pre>[INPUT]\r\n    Name tail\r\n    Alias erlang_tail\r\n    # ^See note 1 below\r\n    Path ${COUCHBASE_LOGS}\/babysitter.log,${COUCHBASE_LOGS}\/couchdb.log,${COUCHBASE_LOGS}\/debug.log,${COUCHBASE_LOGS}\/json_rpc.log,${COUCHBASE_LOGS}\/metakv.log,${COUCHBASE_LOGS}\/ns_couchdb.log,${COUCHBASE_LOGS}\/reports.log\r\n    Multiline On\r\n    Parser_Firstline couchbase_erlang_multiline\r\n    Refresh_Interval 10\r\n    # ^See note 2\r\n    Skip_Long_Lines On\r\n    # ^See note 3\r\n    Skip_Empty_Lines On\r\n    # ^See note 4\r\n    Path_Key filename\r\n    # ^See note 5\r\n    # We want to tag with the name of the log so we can easily send named logs to different output destinations.\r\n    # This requires a bit of regex to extract the info we want.\r\n    Tag couchbase.log.\r\n    Tag_Regex ${COUCHBASE_LOGS}\/(?[^.]+).log$\r\n    # ^See note 6\r\n<\/pre>\n<div class=\"wp-block-spacer\" style=\"height: 15px\" aria-hidden=\"true\"><\/div>\n<p><strong>\ucc38\uace0:<\/strong><br \/>\n[1] \uc774 \uc785\ub825 \ud50c\ub7ec\uadf8\uc778\uc5d0 \ub300\ud55c \ubcc4\uce6d\uc744 \uc9c0\uc815\ud569\ub2c8\ub2e4. \ubb38\uc81c\uac00 \uc788\uac70\ub098 \uba54\ud2b8\ub9ad\uc744 \ucd94\uc801\ud560 \ub54c \ub9e4\uc6b0 \uc720\uc6a9\ud569\ub2c8\ub2e4.<br \/>\n[2] \ub85c\uadf8 \ubaa9\ub85d\uc740 10\ucd08\ub9c8\ub2e4 \uc0c8\ub85c \uace0\uccd0\uc11c \uc0c8 \ub85c\uadf8\ub97c \ud45c\uc2dc\ud569\ub2c8\ub2e4.<br \/>\n[3] \uae34 \uc904\uc5d0 \ub2ff\uc73c\uba74 \ub354 \uc774\uc0c1 \uc785\ub825\uc744 \uc911\uc9c0\ud558\uc9c0 \uc54a\uace0 \uac74\ub108\ub701\ub2c8\ub2e4. \ud50c\ub8e8\uc5b8\ud2b8 \ube44\ud2b8\ub294 \uc784\ubca0\ub514\ub4dc \uc194\ub8e8\uc158\uc73c\ub85c \uc2dc\uc791\ud588\uae30 \ub54c\ubb38\uc5d0 \uae30\ubcf8\uc801\uc73c\ub85c \ub9ce\uc740 \uc815\uc801 \uc81c\ud55c\uc774 \uc9c0\uc6d0\ub41c\ub2e4\ub294 \uc810\uc744 \uae30\uc5b5\ud558\uc138\uc694.<br \/>\n[4] \ucd5c\uadfc 1.8\uc5d0 \ucd94\uac00\ub41c \uae30\ub2a5\uc740 \ube48 \uc904\uc744 \uac74\ub108\ub6f8 \uc218 \uc788\ub294 \uae30\ub2a5\uc785\ub2c8\ub2e4. \uc774 \uc635\uc158\uc744 \ucf1c\uba74 \ub178\uc774\uc988\ub97c \uc904\uc774\uace0 \uc790\ub3d9\ud654\ub41c \ud14c\uc2a4\ud2b8\uac00 \uacc4\uc18d \ud1b5\uacfc\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<br \/>\n[5] \ub808\ucf54\ub4dc\uc5d0 \uc720\ucc3d\ud55c \ube44\ud2b8 \ud30c\uc77c\uba85 \ud0dc\uadf8\ub97c \ucd94\uac00\ud574\uc57c \ud569\ub2c8\ub2e4. \uc774\ub294 \ub2e4\uc6b4\uc2a4\ud2b8\ub9bc\uc5d0\uc11c \ud544\ud130\ub9c1\ud560 \ub54c \uc720\uc6a9\ud569\ub2c8\ub2e4.<br \/>\n[6] \ud30c\uc77c \uc774\ub984\ubcc4\ub85c \ud0dc\uadf8\ub97c \uc9c0\uc815\ud569\ub2c8\ub2e4. \uc774 \uacbd\uc6b0 \uc5ec\ub7ec \ud30c\uc77c\ub85c \uc791\uc5c5\ud558\uae30 \ub54c\ubb38\uc5d0 \uc815\uaddc\uc2dd\uc744 \uc0ac\uc6a9\ud558\uc5ec \ud30c\uc77c \uc774\ub984\uc744 \ucd94\ucd9c\ud569\ub2c8\ub2e4.<\/p>\n<p>\ud55c \uac00\uc9c0 \ud655\uc2e4\ud55c \uad8c\uc7a5 \uc0ac\ud56d\uc740 \ud14c\uc2a4\ud2b8\ub97c \ud1b5\ud574 \uc815\uaddc\uc2dd\uc774 \uc791\ub3d9\ud558\ub294\uc9c0 \ud655\uc778\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \ub2e4\uc74c\uacfc \uac19\uc740 \uc628\ub77c\uc778 \ub3c4\uad6c\ub97c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n<ul>\n<li style=\"list-style-type: none\">\n<ul>\n<li><a href=\"https:\/\/rubular.com\/?ref=hello-from-couchbase\" target=\"_blank\" rel=\"noopener\">\ub8e8\ubdf8\ub7ec<\/a><\/li>\n<li><a href=\"https:\/\/regex101.com\/?ref=hello-from-couchbase\" target=\"_blank\" rel=\"noopener\">RegEx101<\/a><\/li>\n<li><a href=\"https:\/\/cloud.calyptia.com\/#\/regex\" target=\"_blank\" rel=\"noopener\">\uce7c\ub9bd\ud2f0\uc544<\/a> (Calyptia\uc5d0\ub294 \uc2dc\uac01\ud654 \ub3c4\uad6c\ub3c4 \uc788\uc2b5\ub2c8\ub2e4. <a href=\"https:\/\/github.com\/couchbase\/couchbase-fluent-bit\/blob\/1.1.0\/tools\/flatten-config.sh\" target=\"_blank\" rel=\"noopener\">\ud3ec\ud568\ub41c \ud30c\uc77c\uc744 \ucc98\ub9ac\ud558\ub294 \uc2a4\ud06c\ub9bd\ud2b8\ub97c \uc0ac\uc6a9\ud558\uc5ec \ubaa8\ub4e0 \ud30c\uc77c\uc744 \ud558\ub098\uc758 \ubd99\uc5ec\ub123\uae30 \uac00\ub2a5\ud55c \ud30c\uc77c\ub85c \uc2a4\ud06c\ub7a9\ud569\ub2c8\ub2e4.<\/a>.)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<div class=\"wp-block-spacer\" style=\"height: 15px\" aria-hidden=\"true\"><\/div>\n<p>\ud50c\ub8e8\uc5b8\ud2b8 \ube44\ud2b8\uc5d0\uc11c \uc0ac\uc6a9\ud558\ub294 \uc815\uaddc\uc2dd \uc5d4\uc9c4\uc5d0\ub294 \ud56d\uc0c1 \ud2b9\uc815 \uce21\uba74\uc774 \uc788\uc73c\ubbc0\ub85c \uad81\uadf9\uc801\uc73c\ub85c \uc774 \ubd80\ubd84\ub3c4 \ud14c\uc2a4\ud2b8\ud574\uc57c \ud55c\ub2e4\ub294 \uc810\uc5d0 \uc720\uc758\ud558\uc138\uc694. \uc608\ub97c \ub4e4\uc5b4 \ub2e4\uc74c \uc0ac\ud56d\uc744 \ud655\uc778\ud558\uc138\uc694. <a href=\"https:\/\/docs.fluentbit.io\/manual\/pipeline\/parsers\/regular-expression\/?ref=hello-from-couchbase\" target=\"_blank\" rel=\"noopener\">\uadf8\ub8f9 \uc774\ub984\uc744 \uc801\uc808\ud558\uac8c \uc9c0\uc815<\/a> (\uc601\uc22b\uc790 + \ubc11\uc904\ub9cc, \ud558\uc774\ud508\uc740 \ud3ec\ud568\ud558\uc9c0 \uc54a\uc74c)\uc744 \uc785\ub825\ud558\uba74 \ubb38\uc81c\uac00 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p><strong>\ud301: \uc815\uaddc\uc2dd\uc774 \uc791\ub3d9\ud558\uc9c0 \uc54a\ub294 \uacbd\uc6b0 - \uc815\uaddc\uc2dd\uc774 \uc791\ub3d9\ud558\ub354\ub77c\ub3c4 <em>should<\/em> - \ub420 \ub54c\uae4c\uc9c0 \ub2e8\uc21c\ud654\ud558\uc138\uc694.<\/strong><\/p>\n<p>\uc774\uc804\uc758 Fluent Bit \ub2e4\uc911 \uc904 \uad6c\ubb38 \ubd84\uc11d\uae30 \uc608\uc81c\uc5d0\uc11c\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 Erlang \uba54\uc2dc\uc9c0\ub97c \ucc98\ub9ac\ud588\uc2b5\ub2c8\ub2e4:<\/p>\n<pre>[ns_server:info,2021-03-09T17:31:55.351Z,babysitter_of_ns_1@cb.local:&lt;0.92.0&gt;:ns_babysitter:init_logging:136]Brought up babysitter logging\r\n[ns_server:debug,2021-03-09T17:31:55.373Z,babysitter_of_ns_1@cb.local:&lt;0.92.0&gt;:dist_manager:configure_net_kernel:293]Set net_kernel vebosity to 10 -&gt; 0\r\n<\/pre>\n<div class=\"wp-block-spacer\" style=\"height: 15px\" aria-hidden=\"true\"><\/div>\n<p>\uc704\uc758 \uc2a4\ub2c8\ud3ab\uc740 \uac04\uacb0\uc131\uc744 \uc704\ud574 \ud55c \uc904 \uba54\uc2dc\uc9c0\ub9cc \ubcf4\uc5ec \uc8fc\uc9c0\ub9cc \ub2e4\uc74c\uacfc \uac19\uc740 \uba54\uc2dc\uc9c0\ub3c4 \uc788\uc2b5\ub2c8\ub2e4. <a href=\"https:\/\/github.com\/couchbase\/couchbase-fluent-bit\/blob\/7816874dac068b6f8ab6609fe211e27fd5972652\/test\/logs\/babysitter.log#L2-L34\" target=\"_blank\" rel=\"noopener\">\ub300\ud615, \uc5ec\ub7ec \uc904 \uc608\uc81c<\/a> \ub97c \ud14c\uc2a4\ud2b8\ud569\ub2c8\ub2e4. \ub2e4\uc74c \uc0ac\ud56d\uc744 \uae30\uc5b5\ud558\uc138\uc694. <a href=\"https:\/\/github.com\/couchbase\/couchbase-fluent-bit\/blob\/7816874dac068b6f8ab6609fe211e27fd5972652\/conf\/parsers-couchbase.conf#L70\" target=\"_blank\" rel=\"noopener\">\uad6c\ubb38 \ubd84\uc11d\uae30\ub294 \ub300\uad04\ud638\ub97c \ucc3e\uc2b5\ub2c8\ub2e4.<\/a> \ub97c \uc0ac\uc6a9\ud558\uc5ec \uc5ec\ub7ec \uc904\ub85c \uad6c\uc131\ub41c \uac01 \ub85c\uadf8 \uba54\uc2dc\uc9c0\uc758 \uc2dc\uc791\uc744 \ud45c\uc2dc\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n<pre>[PARSER]\r\n    Name         couchbase_erlang_multiline\r\n    Format       regex\r\n    Regex        \\[(?\\w+):(?\\w+),(?\\d+-\\d+-\\d+T\\d+:\\d+:\\d+.\\d+Z),(?.*)$\r\n    Time_Key     timestamp\r\n    Time_Format  %Y-%m-%dT%H:%M:%S.%L\r\n    Time_Keep    On\r\n<\/pre>\n<div class=\"wp-block-spacer\" style=\"height: 15px\" aria-hidden=\"true\"><\/div>\n<h3 id=\"timestamp\">\ud0c0\uc784\uc2a4\ud0ec\ud504 \uad6c\ubb38 \ubd84\uc11d\uc758 \ubcf5\uc7a1\uc131 \ubc0f \uace0\ub824 \uc0ac\ud56d<\/h3>\n<p>Unfortunately, you can&#8217;t have a full regex for the `timestamp` field. If you have varied datetime formats, it will be hard to cope. For example, you can find <a href=\"https:\/\/github.com\/couchbase\/couchbase-fluent-bit\/blob\/7816874dac068b6f8ab6609fe211e27fd5972652\/test\/logs\/eventing.log#L2-L3\" target=\"_blank\" rel=\"noopener\">\ub2e4\uc74c \ud0c0\uc784\uc2a4\ud0ec\ud504 \ud615\uc2dd\uc744 \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/a> <em>\ub97c \ub3d9\uc77c\ud55c \ub85c\uadf8 \ud30c\uc77c \ub0b4\uc5d0 \uc800\uc7a5\ud569\ub2c8\ub2e4:<\/em><\/p>\n<pre>2021-03-09T17:32:15.545+00:00 [INFO] Using ... \r\n2021\/03\/09 17:32:15 audit: ...\r\n<\/pre>\n<div class=\"wp-block-spacer\" style=\"height: 15px\" aria-hidden=\"true\"><\/div>\n<p>1.7 \ub9b4\ub9ac\uc988 \ub2f9\uc2dc\uc5d0\ub294 \ud0c0\uc784\uc2a4\ud0ec\ud504 \ud615\uc2dd\uc744 \ud55c \ubc88\uc5d0 \uad6c\ubb38 \ubd84\uc11d\ud560 \uc218 \uc788\ub294 \uc88b\uc740 \ubc29\ubc95\uc774 \uc5c6\uc5c8\uc2b5\ub2c8\ub2e4. \uadf8\ub798\uc11c Couchbase \ub85c\uadf8\uc758 \uacbd\uc6b0, \ub85c\uadf8 \ud0c0\uc784\uc2a4\ud0ec\ud504 \uad6c\ubb38 \ubd84\uc11d \uc2e4\ud328\ub97c \ubb34\uc2dc\ud558\uace0 \uad6c\ubb38 \ubd84\uc11d \uc2dc\uac04\uc744 Fluent Bit\uc758 \uac12\uc73c\ub85c \uc0ac\uc6a9\ud558\ub3c4\ub85d \uc124\uacc4\ud588\uc2b5\ub2c8\ub2e4. \uc2e4\uc81c \uc2dc\uac04\uc740 \uc911\uc694\ud558\uc9c0 \uc54a\uc73c\uba70, \ucda9\ubd84\ud788 \uadfc\uc811\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<p>Fluent Bit 1.8 \uc2dc\ub9ac\uc988\uc758 \ub2e4\uc911 \ud615\uc2dd \uad6c\ubb38 \ubd84\uc11d\uc740 \ub354 \ub098\uc740 \ud0c0\uc784\uc2a4\ud0ec\ud504 \uad6c\ubb38 \ubd84\uc11d\uc744 \uc9c0\uc6d0\ud560 \uc218 \uc788\uc5b4\uc57c \ud569\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \uc774 \uae00\uc744 \uc4f0\ub294 \ud604\uc7ac Couchbase\ub294 \uc544\uc9c1 \uc774 \uae30\ub2a5\uc744 \uc0ac\uc6a9\ud558\uace0 \uc788\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \uc544\ub798 \uc2a4\ub2c8\ud3ab\uc740 \ub2e4\uc911 \ud615\uc2dd \uad6c\ubb38 \ubd84\uc11d\uc758 \uc608\ub97c \ubcf4\uc5ec\uc90d\ub2c8\ub2e4:<\/p>\n<pre># Cope with two different log formats, e.g.:\r\n# 2021\/03\/09 17:32:15 cbauth: ...\r\n# 2021-03-09T17:32:15.303+00:00 [INFO] ...\r\n# https:\/\/rubular.com\/r\/XUt7xQqEJnrF2M\r\n[PARSER]\r\n    Name         couchbase_simple_log_mixed\r\n    Format       regex\r\n    Regex        ^(?\\d+(-|\/)\\d+(-|\/)\\d+(T|\\s+)\\d+:\\d+:\\d+(\\.\\d+(\\+|-)\\d+:\\d+|))\\s+((\\[)?(?\\w+)(\\]|:))(?.*)$\r\n    Time_Key     timestamp\r\n    Time_Keep    On\r\n<\/pre>\n<div class=\"wp-block-spacer\" style=\"height: 15px\" aria-hidden=\"true\"><\/div>\n<p>\uc5ec\uae30\uc11c \uc8fc\ubaa9\ud574\uc57c \ud560 \ub610 \ub2e4\ub978 \uc0ac\ud56d\uc740 \uc790\ub3d9\ud654\ub41c \ud68c\uadc0 \ud14c\uc2a4\ud2b8\uac00 \ud544\uc218\ub77c\ub294 \uac83\uc785\ub2c8\ub2e4!<\/p>\n<h2 id=\"filtering\">\ud301 #5: \ud544\ud130\ub9c1\uc73c\ub85c \uace8\ub4dc \ud328\ub2dd\ud558\uae30<\/h2>\n<p>\uc800\ub294 \ub2e4\uc74c\uc758 \uc5f4\ub82c\ud55c \ud32c\uc785\ub2c8\ub2e4. <a href=\"https:\/\/grafana.com\/docs\/loki\/latest\/installation\/helm\/?ref=hello-from-couchbase\" target=\"_blank\" rel=\"noopener\">\ub85c\ud0a4\/\uadf8\ub77c\ud30c\ub098 \uc2a4\ud0dd<\/a>\ub85c \ub85c\uadf8 \ud3ec\uc6cc\ub529\uc744 \ud14c\uc2a4\ud2b8\ud560 \ub54c \uad11\ubc94\uc704\ud558\uac8c \uc0ac\uc6a9\ud588\uc2b5\ub2c8\ub2e4.<\/p>\n<p>Couchbase \ucee8\ud14c\uc774\ub108\uc758 \uc6d0\ub798 \ub9b4\ub9ac\uc988\uc758 \ud55c \uac00\uc9c0 \ubb38\uc81c\ub294 \ub85c\uadf8 \uc218\uc900\uc774 \ud45c\uc900\ud654\ub418\uc9c0 \uc54a\uc558\ub2e4\ub294 \uc810\uc785\ub2c8\ub2e4. <a href=\"https:\/\/github.com\/couchbase\/couchbase-fluent-bit\/blob\/7816874dac068b6f8ab6609fe211e27fd5972652\/test\/logs\/eventing.log#L1-L2\" target=\"_blank\" rel=\"noopener\">`INFO`, `Info`, `info`<\/a> \ub2e4\ub978 \ucf00\uc774\uc2a4 \ub610\ub294 <a href=\"https:\/\/github.com\/couchbase\/couchbase-fluent-bit\/blob\/793bd659485a0a4b62e7ba13a7a834b90a662b13\/test\/logs\/analytics_debug.log#L2\" target=\"_blank\" rel=\"noopener\">DEBU, \ub514\ubc84\uadf8 \ub4f1<\/a> \ub3d9\uc77c\ud55c \ub808\ubca8\uc5d0 \ub300\ud574 \uc11c\ub85c \ub2e4\ub978 \uc2e4\uc81c \ubb38\uc790\uc5f4\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ud45c\uc900\ud654\uc758 \ubd80\uc7ac\ub85c \uc778\ud574 \ucd94\uac00 \ucc98\ub9ac \uc5c6\uc774 Grafana(\ub610\ub294 \uc120\ud0dd\ud55c \ub3c4\uad6c) \ub0b4\uc5d0\uc11c \uc2dc\uac01\ud654\ud558\uace0 \ud544\ud130\ub9c1\ud558\ub294 \uac83\uc774 \uc5b4\ub824\uc6e0\uc2b5\ub2c8\ub2e4.<\/p>\n<p>Slack \uc0ac\uc6a9\uc790\uc758 \uc81c\uc548\uc744 \uae30\ubc18\uc73c\ub85c \ud569\ub2c8\ub2e4, <a href=\"https:\/\/github.com\/couchbase\/couchbase-fluent-bit\/blob\/1.1.0\/conf\/couchbase\/filter-handle-levels.conf\" target=\"_blank\" rel=\"noopener\">\ub2e4\uc74c \uc5f4\uac70\ud615\uc744 \uc0ac\uc6a9\ud558\uc5ec \ubaa8\ub4e0 \ub2e4\uc591\ud55c \ub808\ubca8\uc744 \ud558\ub098\uc758 \ub808\ubca8\ub85c \ud6a8\uacfc\uc801\uc73c\ub85c \uc81c\ud55c\ud558\ub294 \uba87 \uac00\uc9c0 \ud544\ud130\ub97c \ucd94\uac00\ud588\uc2b5\ub2c8\ub2e4.<\/a>: `UNKNOWN`, `DEBUG`, `INFO`, `WARN`, `ERROR`. These Fluent Bit filters first start with the various corner cases and are then applied to make all levels consistent.<\/p>\n<p>\uc791\ub3d9 \ubc29\uc2dd\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4: \ud544\ub4dc\uac00 <code>\uace0\uc815<\/code> \ub97c \uc54c\ub824\uc9c4 \uac12\uc73c\ub85c \uc124\uc815\ud569\ub2c8\ub2e4, <a href=\"https:\/\/github.com\/couchbase\/couchbase-fluent-bit\/blob\/7816874dac068b6f8ab6609fe211e27fd5972652\/conf\/couchbase\/filter-handle-levels.conf#L8-L9\" target=\"_blank\" rel=\"noopener\">\ucd94\uac00 \uc784\uc2dc \ud0a4\uac00 \ucd94\uac00\ub429\ub2c8\ub2e4.<\/a> \ub97c \ucd94\uac00\ud569\ub2c8\ub2e4. \uc774 \uc784\uc2dc \ud0a4\ub294 \uc774 \ud544\ud130 \uc138\ud2b8\uc758 \ubaa8\ub4e0 \ucd94\uac00 \uc77c\uce58 \ud56d\ubaa9\uc5d0\uc11c \uc81c\uc678\ub429\ub2c8\ub2e4. \uc774 \uc784\uc2dc \ud0a4\ub294 <a href=\"https:\/\/github.com\/couchbase\/couchbase-fluent-bit\/blob\/7816874dac068b6f8ab6609fe211e27fd5972652\/conf\/couchbase\/filter-handle-levels.conf#L75-L80\" target=\"_blank\" rel=\"noopener\">\uc784\uc2dc \ud0a4\uac00 \uc81c\uac70\ub429\ub2c8\ub2e4.<\/a> \ub97c \ucd94\uac00\ud569\ub2c8\ub2e4. \uc608\ub294 \uc544\ub798\ub97c \ucc38\uc870\ud558\uc138\uc694:<\/p>\n<pre>[FILTER]\r\n    Name        modify\r\n    Alias       handle_levels_uppercase_error_modify\r\n    Match       couchbase.log.*\r\n    Condition   Key_value_matches                               level               (?i:ERRO\\w*)\r\n    Set         level                                           ERROR\r\n    # Make sure we don't re-match it\r\n    Condition   Key_value_does_not_equal                        __temp_level_fixed  Y\r\n    Set         __temp_level_fixed                              Y\r\n\u2026\r\n# Remove all \"temp\" vars here\r\n[FILTER]\r\n    Name           modify\r\n    Alias          handle_levels_remove_temp_vars_modify\r\n    Match          couchbase.log.*\r\n    Remove_regex   __temp_.+\r\n<\/pre>\n<div class=\"wp-block-spacer\" style=\"height: 15px\" aria-hidden=\"true\"><\/div>\n<p>\uacb0\uad6d, \uc81c\ud55c\ub41c \ucd9c\ub825 \uc138\ud2b8\uac00 \ud6e8\uc52c \uc0ac\uc6a9\ud558\uae30 \uc27d\uc2b5\ub2c8\ub2e4.<\/p>\n<h3 id=\"filtering-options\">\ud301 #6: \uc120\ud0dd\uc801 \uc815\ubcf4\ub97c \ucd94\uac00\ud558\ub294 \ubc29\ubc95<\/h3>\n<p>\uc0ac\uc6a9 \uac00\ub2a5\ud55c \ucd94\uac00 \ub370\uc774\ud130\uac00 \uc788\ub2e4\uba74 Couchbase \ub85c\uadf8\uc5d0 \ud3ec\ud568\uc2dc\ud0a4\uace0 \uc2f6\uc744 \uac83\uc785\ub2c8\ub2e4.<\/p>\n<p>\uc81c \ud504\ub85c\uc81d\ud2b8\uc758 \uacbd\uc6b0 \ucc98\uc74c\uc5d0\ub294 <a href=\"https:\/\/docs.fluentbit.io\/manual\/pipeline\/filters\/modify\/?ref=hello-from-couchbase\" target=\"_blank\" rel=\"noopener\">\uc720\ucc3d\ud55c \ube44\ud2b8 <code>\uc218\uc815<\/code> \ud544\ud130<\/a> to add extra keys to the record. However, if certain variables weren&#8217;t defined then the `modify` filter would exit.<\/p>\n<p>\ub098\uc911\uc5d0 \uc54c\uac8c \ub41c \uc0ac\uc2e4\uc774\uc9c0\ub9cc <a href=\"https:\/\/docs.fluentbit.io\/manual\/pipeline\/filters\/record-modifier\/?ref=hello-from-couchbase\" target=\"_blank\" rel=\"noopener\">\ub97c \uc0ac\uc6a9\ud558\uc5ec <code>record_modifier<\/code> \ud544\ud130<\/a> \ub300\uc2e0 \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \ud544\ud130\ub294 \ubcc0\uc218\uac00 \uc815\uc758\ub418\uc9c0 \uc54a\uc740 \uacbd\uc6b0 \uacbd\uace0\ub97c \ud45c\uc2dc\ud558\ubbc0\ub85c \ud3ec\ud568\ud558\ub824\ub294 \uc815\ubcf4\uc758 \uc0c1\uc704 \uc9d1\ud569\uacfc \ud568\uaed8 \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uc694\uc57d\ud558\uc790\uba74 <strong>If you want to add optional information to your log forwarding, use `record_modifier` instead of `modify`.<\/strong><\/p>\n<p>I&#8217;ve included an example of `record_modifier` below:<\/p>\n<pre>[FILTER]\r\n    Name record_modifier\r\n    Alias common_info_modifier\r\n    Match couchbase.log.*\r\n    Record hostname ${HOSTNAME}\r\n    Record logshipper couchbase.sidecar.fluentbit\r\n    # These should be built into the container\r\n    Record couchbase.logging.version ${COUCHBASE_FLUENTBIT_VERSION}\r\n    Record fluentbit.version ${FLUENTBIT_VERSION}\r\n    # The following are set by the operator from the pod meta-data, they may not exist on normal containers\r\n    Record pod.namespace ${POD_NAMESPACE}\r\n    Record pod.name ${POD_NAME}\r\n    Record pod.uid ${POD_UID}\r\n    # The following come from kubernetes annotations and labels set as env vars so also may not exist\r\n    Record couchbase.cluster ${couchbase_cluster}\r\n    Record couchbase.operator.version ${operator.couchbase.com\/version}\r\n    Record couchbase.server.version ${server.couchbase.com\/version}\r\n    Record couchbase.node ${couchbase_node}\r\n    Record couchbase.node-config ${couchbase_node_conf}\r\n    Record couchbase.server ${couchbase_server}\r\n    # These are config dependent so will trigger a failure if missing but this can be ignored\r\n    Record couchbase.analytics ${couchbase_service_analytics}\r\n    Record couchbase.data ${couchbase_service_data}\r\n    Record couchbase.eventing ${couchbase_service_eventing}\r\n    Record couchbase.index ${couchbase_service_index}\r\n    Record couchbase.query ${couchbase_service_query}\r\n    Record couchbase.search ${couchbase_service_search}\r\n<\/pre>\n<div class=\"wp-block-spacer\" style=\"height: 15px\" aria-hidden=\"true\"><\/div>\n<p>\ub610\ud55c <a href=\"https:\/\/docs.fluentbit.io\/manual\/pipeline\/filters\/nest\/?ref=hello-from-couchbase\" target=\"_blank\" rel=\"noopener\">\ub124\uc2a4\ud2b8 \ud544\ud130<\/a> to consolidate all the `couchbase.*` and `pod.*` information into nested JSON structures for output. By using the Nest filter, all downstream operations are simplified because the Couchbase-specific information is in a single nested structure, rather than having to parse the whole log record for everything. This is similar for pod information, which might be missing for on-premise information.<\/p>\n<h3 id=\"aliases\">\ud301 #7: \ubcc4\uce6d \uc0ac\uc6a9<\/h3>\n<p>\uc9c0\uae08\uae4c\uc9c0\uc758 \uc608\uc81c\uc5d0\uc11c \uc774\ubbf8 \ub208\uce58\ucc58\uc744 \uc218\ub3c4 \uc788\ub294 \ub610 \ub2e4\ub978 \uc720\uc6a9\ud55c \ud301\uc785\ub2c8\ub2e4: <a href=\"https:\/\/docs.fluentbit.io\/manual\/administration\/monitoring#configuring-aliases\" target=\"_blank\" rel=\"noopener\">\ubcc4\uce6d \uc0ac\uc6a9<\/a>.<\/p>\n<p>\ud2b9\uc815 \ud544\ud130(\ub610\ub294 \uc785\ub825\/\ucd9c\ub825)\uc5d0 \ubcc4\uce6d\uc744 \uc0ac\uc6a9\ud558\uba74 \uc774\ud574\ud558\uae30 \uc5b4\ub824\uc6b4 \uc22b\uc790 \ub300\uc2e0 \uac00\ub3c5\uc131\uc774 \uc88b\uc740 \uc774\ub984\uc744 Fluent Bit \ub85c\uadf8\uc640 \uba54\ud2b8\ub9ad\uc5d0 \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud30c\uc77c \uc704\uce58\uc640 \uae30\ub2a5\uc5d0 \ub530\ub77c \ubcc4\uce6d\uc744 \uc9c0\uc815\ud558\ub294 \ud504\ub85c\uc138\uc2a4\ub97c \ub9cc\ub4dc\ub294 \uac83\uc774 \uc88b\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\ud50c\ub8e8\uc5b8\ud2b8 \ube44\ud2b8 \ubb38\uc11c\ub294 \ub2e4\uc74c\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4. <a href=\"https:\/\/docs.fluentbit.io\/manual\/administration\/monitoring#metrics-examples\" target=\"_blank\" rel=\"noopener\">Prometheus \ud615\uc2dd\uc758 \uba54\ud2b8\ub9ad\uc5d0 \uc561\uc138\uc2a4\ud558\ub294 \ubc29\ubc95<\/a> \ub2e4\uc591\ud55c \uc608\uc2dc\uc640 \ud568\uaed8.<\/p>\n<p>Running with the Couchbase Fluent Bit image shows the following output instead of just `tail.0`, `tail.1` or similar with the filters:<\/p>\n<pre># HELP fluentbit_filter_drop_records_total Fluentbit metrics.\r\n# TYPE fluentbit_filter_drop_records_total counter\r\nfluentbit_filter_drop_records_total{name=\"common_info_modifier\"} 0 1629194033696\r\nfluentbit_filter_drop_records_total{name=\"couchbase_common_info_nest\"} 0 1629194033696\r\nfluentbit_filter_drop_records_total{name=\"handle_filenames_add_missing_modify\"} 0 1629194033696\r\nfluentbit_filter_drop_records_total{name=\"handle_levels_add_info_missing_level_modify\"} 0 1629194033696\r\nfluentbit_filter_drop_records_total{name=\"handle_levels_add_unknown_missing_level_modify\"} 0 1629194033696\r\nfluentbit_filter_drop_records_total{name=\"handle_levels_check_for_incorrect_level\"} 0 1629194033696\r\nfluentbit_filter_drop_records_total{name=\"handle_levels_remove_temp_vars_modify\"} 0 1629194033696\r\nfluentbit_filter_drop_records_total{name=\"handle_levels_uppercase_debug_modify\"} 0 1629194033696\r\nfluentbit_filter_drop_records_total{name=\"handle_levels_uppercase_error_modify\"} 0 1629194033696\r\nfluentbit_filter_drop_records_total{name=\"handle_levels_uppercase_info_modify\"} 0 1629194033696\r\nfluentbit_filter_drop_records_total{name=\"handle_levels_uppercase_warn_modify\"} 0 1629194033696\r\nfluentbit_filter_drop_records_total{name=\"handle_logfmt_filename_in_log_modify\"} 0 1629194033696\r\nfluentbit_filter_drop_records_total{name=\"handle_logfmt_message_unknown_modify\"} 0 1629194033696\r\nfluentbit_filter_drop_records_total{name=\"handle_logfmt_msg_modify\"} 0 1629194033696\r\nfluentbit_filter_drop_records_total{name=\"handle_logfmt_tail_filename_modify\"} 0 1629194033696\r\nfluentbit_filter_drop_records_total{name=\"handle_logfmt_ts_modify\"} 0 1629194033696\r\nfluentbit_filter_drop_records_total{name=\"parser.16\"} 0 1629194033696\r\nfluentbit_filter_drop_records_total{name=\"pod_common_info_nest\"} 0 1629194033696\r\n# HELP fluentbit_input_bytes_total Number of input bytes.\r\n# TYPE fluentbit_input_bytes_total counter\r\nfluentbit_input_bytes_total{name=\"audit_tail\"} 0 1629194033696\r\nfluentbit_input_bytes_total{name=\"erlang_tail\"} 691360 1629194033696\r\nfluentbit_input_bytes_total{name=\"http_tail\"} 4302 1629194033696\r\nfluentbit_input_bytes_total{name=\"java_tail\"} 0 1629194033696\r\nfluentbit_input_bytes_total{name=\"memcached_tail\"} 10623 1629194033696\r\nfluentbit_input_bytes_total{name=\"prometheus_tail\"} 0 1629194033696\r\nfluentbit_input_bytes_total{name=\"rebalance_process_tail\"} 0 1629194033696\r\nfluentbit_input_bytes_total{name=\"simple_mixed_tail\"} 0 1629194033696\r\nfluentbit_input_bytes_total{name=\"simple_tail\"} 0 1629194033696\r\nfluentbit_input_bytes_total{name=\"xdcr_tail\"} 26544 1629194033696\r\n<\/pre>\n<div class=\"wp-block-spacer\" style=\"height: 15px\" aria-hidden=\"true\"><\/div>\n<p>\ub610\ud55c \ub85c\uadf8\uc5d0 \ubb38\uc81c\uac00 \ubc1c\uc0dd\ud558\uba74 \uc22b\uc790 ID\ub97c \uae30\ubc18\uc73c\ub85c \uc5b4\ub5a4 \ud50c\ub7ec\uadf8\uc778\uc774 \ubb38\uc81c\ub97c \uc77c\uc73c\ucf30\ub294\uc9c0 \ud30c\uc545\ud558\ub294 \ub370 \uc2dc\uac04\uc744 \ub0ad\ube44\ud560 \ud544\uc694\uac00 \uc5c6\uc2b5\ub2c8\ub2e4.<\/p>\n<h3>\ubcc4\uce6d\uc5d0 \ub300\ud55c \ub610 \ub2e4\ub978 \uace0\ub824 \uc0ac\ud56d<\/h3>\n<p>\uc800\ucc98\ub7fc \ub85c\ud0a4\ub97c \uc0ac\uc6a9\ud558\ub294 \uacbd\uc6b0 \ubcc4\uce6d\uacfc \uad00\ub828\ub41c \ub610 \ub2e4\ub978 \ubb38\uc81c\uac00 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uc81c \uacbd\uc6b0\uc5d0\ub294 \ud30c\uc77c\uba85\uc744 \uc0ac\uc6a9\ud558\uc5ec \ub85c\uadf8 \ud30c\uc77c\uc744 \ud544\ud130\ub9c1\ud558\uace0 \uc788\uc5c8\uc2b5\ub2c8\ub2e4. \ud14c\uc77c \ud50c\ub7ec\uadf8\uc778\uc774 \ud30c\uc77c \uc774\ub984\uc744 \uc790\ub3d9\uc73c\ub85c \uc785\ub825\ud574 \uc8fc\uc9c0\ub9cc, \uc548\ud0c0\uae5d\uac8c\ub3c4 \ud30c\uc77c \uc774\ub984\uc5d0 <em>\uc804\uccb4 \uacbd\ub85c<\/em> \ub97c \ucd94\uac00\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud558\uc9c0\ub9cc Grafana\ub294 \ud30c\uc77c \uc774\ub984 \ubb38\uc790\uc5f4\uc758 \uccab \ubd80\ubd84\ub9cc \uc798\ub77c\ub0bc \ub54c\uae4c\uc9c0 \ud45c\uc2dc\ud558\ubbc0\ub85c \ubaa8\ub4e0 \ub85c\uadf8\uac00 \uac19\uc740 \uc704\uce58\uc5d0 \uc788\uae30 \ub54c\ubb38\uc5d0 \ud2b9\ud788 \uc720\uc6a9\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\ucd5c\uc885 \uacb0\uacfc\ub294 \uc544\ub798\uc5d0\uc11c \ubcfc \uc218 \uc788\ub4ef\uc774 \uc2e4\ub9dd\uc2a4\ub7ec\uc6b4 \uacbd\ud5d8\uc785\ub2c8\ub2e4.<\/p>\n<div class=\"wp-block-spacer\" style=\"height: 15px\" aria-hidden=\"true\"><\/div>\n<p><a href=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2021\/08\/Loki-log-browser-full-path-filename.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-11822\" src=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2021\/08\/Loki-log-browser-full-path-filename.png\" alt=\"Full path filenames in the Loki log browser\" width=\"566\" height=\"607\" srcset=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/08\/Loki-log-browser-full-path-filename.png 566w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/08\/Loki-log-browser-full-path-filename-280x300.png 280w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/08\/Loki-log-browser-full-path-filename-300x322.png 300w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/08\/Loki-log-browser-full-path-filename-20x20.png 20w\" sizes=\"auto, (max-width: 566px) 100vw, 566px\" \/><\/a><\/p>\n<div class=\"wp-block-spacer\" style=\"height: 15px\" aria-hidden=\"true\"><\/div>\n<p>\uc774 \ubb38\uc81c\ub97c \ud574\uacb0\ud558\uae30 \uc704\ud574 <a href=\"https:\/\/github.com\/couchbase\/couchbase-fluent-bit\/blob\/7816874dac068b6f8ab6609fe211e27fd5972652\/conf\/couchbase\/filter-handle-filenames.conf#L1-L9\" target=\"_blank\" rel=\"noopener\">\ud30c\uc77c \uc774\ub984\uc744 \ub2e8\ucd95\ud558\uace0 \uc6d0\ubcf8\ub3c4 \uc720\uc9c0\ud558\ub294 \ucd94\uac00 \ud544\ud130\ub97c \ucd94\uac00\ud588\uc2b5\ub2c8\ub2e4.<\/a>. \uc774 \ud544\ud130\uc5d0\ub294 \uac04\ub2e8\ud55c \uad6c\ubb38 \ubd84\uc11d\uae30\uac00 \ud544\uc694\ud558\uba70, \uc544\ub798\uc5d0 \uc774\ub97c \ud3ec\ud568\ud588\uc2b5\ub2c8\ub2e4:<\/p>\n<pre>[PARSER]\r\n    Name couchbase_filename_shortener\r\n    Format regex\r\n    Regex ^(?.*)\/(?.*)$\r\n\r\n[FILTER]\r\n    Name parser\r\n    Match couchbase.log.*\r\n    Key_Name filename\r\n    Parser couchbase_filename_shortener\r\n    # Do not overwrite original field\r\n    Preserve_Key On\r\n    # Keep everything else\r\n    Reserve_Data On\r\n<\/pre>\n<div class=\"wp-block-spacer\" style=\"height: 15px\" aria-hidden=\"true\"><\/div>\n<p>With this parser in place, you get a simple filter with entries like `audit.log`, `babysitter.log`, etc. instead of full-path prefixes like `\/opt\/couchbase\/var\/lib\/couchbase\/logs\/`.<\/p>\n<div class=\"wp-block-spacer\" style=\"height: 15px\" aria-hidden=\"true\"><\/div>\n<p><a href=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2021\/08\/Loki-log-browser-parsed-filename.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-11823\" src=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2021\/08\/Loki-log-browser-parsed-filename.png\" alt=\"Parsed filenames in the Loki log browser\" width=\"713\" height=\"645\" srcset=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/08\/Loki-log-browser-parsed-filename.png 713w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/08\/Loki-log-browser-parsed-filename-300x271.png 300w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/08\/Loki-log-browser-parsed-filename-20x18.png 20w\" sizes=\"auto, (max-width: 713px) 100vw, 713px\" \/><\/a><\/p>\n<div class=\"wp-block-spacer\" style=\"height: 15px\" aria-hidden=\"true\"><\/div>\n<h2 id=\"lua-filter\">\ud301 #8: \ub8e8\uc544 \ud544\ud130: \ubaa8\ub4e0 (\uc18c\ud30c)\uae30\ubc18\uc740 \uc6b0\ub9ac\uc758 \uac83\uc785\ub2c8\ub2e4.<\/h2>\n<p>\uc720\ucc3d\ud55c \ube44\ud2b8 <a href=\"https:\/\/docs.fluentbit.io\/manual\/pipeline\/filters\/lua\/?ref=hello-from-couchbase\" target=\"_blank\" rel=\"noopener\">\ub8e8\uc544 \ud544\ud130<\/a> \ub294 \uac70\uc758 \ubaa8\ub4e0 \ubb38\uc81c\ub97c \ud574\uacb0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \ubb38\uc81c\ub294 \ubb38\uc81c\uc785\ub2c8\ub2e4, <em>\ud574\uc57c \ud558\ub098\uc694?<\/em><\/p>\n<p>\uce74\uc6b0\uce58\ubca0\uc774\uc2a4 \ud50c\ub8e8\uc5b8\ud2b8 \ube44\ud2b8 \uc774\ubbf8\uc9c0 <a href=\"https:\/\/github.com\/couchbase\/couchbase-fluent-bit\/blob\/7816874dac068b6f8ab6609fe211e27fd5972652\/redaction\/redaction.lua#L48\" target=\"_blank\" rel=\"noopener\">\uc5d0\ub294 \uc57d\uac04\uc758 \ub8e8\uc544 \ucf54\ub4dc\uac00 \ud3ec\ud568\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4.<\/a> \ub97c \uc0ac\uc6a9\ud558\uc5ec <a href=\"https:\/\/docs.couchbase.com\/operator\/current\/tutorial-couchbase-log-forwarding.html?ref=blog#log-redaction-in-flight\" target=\"_blank\" rel=\"noopener\">\uce74\uc6b0\uce58\ubca0\uc774\uc2a4 \ub85c\uadf8\uc758 \ud2b9\uc815 \ud544\ub4dc\uc5d0 \ub300\ud55c \ud574\uc2f1\uc744 \ud1b5\ud55c \uc0ad\uc81c \uc9c0\uc6d0<\/a>. \uc774 \ub9ac\ub301\uc158\uc758 \ubaa9\ud45c\ub294 \uc6d0\ubcf8 \uc815\ubcf4\ub97c \uc720\ucd9c\ud558\uc9c0 \uc54a\uace0 \ub514\ubc84\uae45 \ubaa9\uc801\uc73c\ub85c \uc2dd\ubcc4 \uac00\ub2a5\ud55c \ub370\uc774\ud130\ub97c \ub85c\uadf8 \uac04\uc5d0 \uc0c1\ud638 \uc5f0\uad00\uc2dc\ud0ac \uc218 \uc788\ub294 \ud574\uc2dc\ub85c \ub300\uccb4\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. Couchbase\ub294 Lua \ud544\ud130\ub97c \uc0ac\uc6a9\ud558\uc5ec \ub85c\uadf8 \uba54\uc2dc\uc9c0\uc5d0\uc11c ... \ud0dc\uadf8\ub85c \ub458\ub7ec\uc2f8\uc778 \ubaa8\ub4e0 \ub0b4\uc6a9\uc744 SHA-1 \ud574\uc2f1\ud558\uc5ec \ub85c\uadf8\ub97c \uc778\ud50c\ub77c\uc774\ud2b8\uc5d0\uc11c \uc0ad\uc81c\ud569\ub2c8\ub2e4.<\/p>\n<p>\uc62c\ud574 \ud50c\ub8e8\uc5b8\ud2b8\ucf58 EU\uc5d0\uc11c, <a href=\"https:\/\/youtu.be\/aj3jj6ayomg\" target=\"_blank\" rel=\"noopener\">\ub9c8\uc774\ud06c \ub9c8\uc0ec\uc774 \ud50c\ub8e8\uc5b8\ud2b8 \ube44\ud2b8\uc640 \ud568\uaed8 Lua \ud544\ud130\ub97c \uc0ac\uc6a9\ud558\uae30 \uc704\ud55c \uba87 \uac00\uc9c0 \uc720\uc6a9\ud55c \ud301\uc744 \uc18c\uac1c\ud588\uc2b5\ub2c8\ub2e4.<\/a> \ud3ec\ud568 <a href=\"https:\/\/fluentconeu21.sched.com\/event\/iKok\" target=\"_blank\" rel=\"noopener\">\ud2b9\ubcc4\ud55c \ub8e8\uc544 <code>\ud2f0<\/code> \ud544\ud130<\/a> \ub97c \uc0ac\uc6a9\ud558\uba74 \ud30c\uc774\ud504\ub77c\uc778\uc758 \uc5ec\ub7ec \uc9c0\uc810\uc744 \ud0ed\ud558\uc5ec \ubb34\uc2a8 \uc77c\uc774 \uc77c\uc5b4\ub098\uace0 \uc788\ub294\uc9c0 \ud655\uc778\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud30c\uc774\ud504\ub77c\uc778\uc758 \ud574\ub2f9 \uc9c0\uc810\uc5d0\uc11c \ubaa8\ub4e0 \ud0a4-\uac12 \uc30d\uc744 \ub364\ud504\ud558\ub294 \uc77c\ubc18 \ud544\ud130\ub85c, \ud2b9\uc815 \ud544\ub4dc\uc758 \uc804\ud6c4 \ubcf4\uae30\ub97c \ub9cc\ub4dc\ub294 \ub370 \uc720\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n<h2 id=\"testing\">\ud301 #9: \ud14c\uc2a4\ud2b8\ud558\uace0, \ud14c\uc2a4\ud2b8\ud558\uace0, \ub610 \ud14c\uc2a4\ud2b8\ud558\uae30<\/h2>\n<p>\uc774\ub7ec\ud55c \ub2e4\uc591\ud55c \uae30\ub2a5\uc744 \ubaa8\ub450 \uace0\ub824\ud560 \ub54c, Couchbase Fluent Bit \uad6c\uc131\uc740 \ub9e4\uc6b0 \ud070 \uaddc\ubaa8\uc785\ub2c8\ub2e4. \uc544\ub798 \uc774\ubbf8\uc9c0\uc5d0\uc11c Calyptia \ube44\uc8fc\uc5bc\ub77c\uc774\uc800\ub97c \uc0ac\uc6a9\ud55c 1.1.0 \ub9b4\ub9ac\uc2a4 \uad6c\uc131\uc744 \ud655\uc778\ud558\uc138\uc694.<\/p>\n<div class=\"wp-block-spacer\" style=\"height: 15px\" aria-hidden=\"true\"><\/div>\n<p><a href=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2021\/08\/couchbase-fluent-bit-configuration-arch-diagram.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-11820\" src=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2021\/08\/couchbase-fluent-bit-configuration-arch-diagram.png\" alt=\"An architecture diagram of the Couchbase Fluent Bit configuration\" width=\"1000\" height=\"594\" srcset=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/08\/couchbase-fluent-bit-configuration-arch-diagram.png 1000w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/08\/couchbase-fluent-bit-configuration-arch-diagram-300x178.png 300w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/08\/couchbase-fluent-bit-configuration-arch-diagram-768x456.png 768w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/08\/couchbase-fluent-bit-configuration-arch-diagram-20x12.png 20w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/a><\/p>\n<div class=\"wp-block-spacer\" style=\"height: 15px\" aria-hidden=\"true\"><\/div>\n<p>\uc774 \uad6c\uc131 \uaddc\ubaa8\ub97c \uac10\uc548\ud558\uc5ec Couchbase \ud300\uc740 \ubaa8\ub4e0 \uac83\uc774 \uc608\uc0c1\ub300\ub85c \uc791\ub3d9\ud558\ub294\uc9c0 \ud655\uc778\ud558\uae30 \uc704\ud574 \ub9ce\uc740 \ud14c\uc2a4\ud2b8\ub97c \uc218\ud589\ud588\uc2b5\ub2c8\ub2e4. \uc774 \ubaa8\ub4e0 \ud14c\uc2a4\ud2b8\ub97c \ud1b5\ud574 <a href=\"https:\/\/github.com\/couchbase\/couchbase-fluent-bit\/tree\/main\/test\/logs\" target=\"_blank\" rel=\"noopener\">\ubb38\uc81c\uac00 \uc788\ub294 \uba54\uc2dc\uc9c0 \uc608\uc2dc \uc138\ud2b8 \ubc0f \uac01 \ub85c\uadf8 \ud30c\uc77c\uc758 \ub2e4\uc591\ud55c \ud615\uc2dd<\/a> \ub85c \uc0ac\uc6a9\ud558\ub824\uba74 <a href=\"https:\/\/github.com\/couchbase\/couchbase-fluent-bit\/blob\/main\/test\/run-tests.sh\" target=\"_blank\" rel=\"noopener\">\uc608\uc0c1 \ucd9c\ub825\uc5d0 \ub300\ud55c \uc790\ub3d9\ud654\ub41c \ud14c\uc2a4\ud2b8 \uc138\ud2b8<\/a>. \ub610\ud55c \uc774 \ubaa8\ub4e0 \ud14c\uc2a4\ud2b8\ub97c \uc2e4\ud589\ud558\ub294 \ud14c\uc2a4\ud2b8 \ucee8\ud14c\uc774\ub108\ub97c \ub9cc\ub4e4\uc5c8\ub294\ub370, \uc774 \ucee8\ud14c\uc774\ub108\ub294 \uc2a4\ud06c\ub9bd\ud2b8\uc640 \ud14c\uc2a4\ud2b8 \ub370\uc774\ud130\uac00 \ubaa8\ub450 \uacc4\uce35\ud654\ub418\uc5b4 \uc788\ub294 \ud504\ub85c\ub355\uc158 \ucee8\ud14c\uc774\ub108\uc785\ub2c8\ub2e4. \ud300\uc5d0\uc11c \uc0c8\ub85c\uc6b4 \ubb38\uc81c\ub97c \ubc1c\uacac\ud558\uba74 \ud14c\uc2a4\ud2b8 \ucf00\uc774\uc2a4\ub97c \ud655\uc7a5\ud560 \uac83\uc785\ub2c8\ub2e4.<\/p>\n<p>\uc774\ub7ec\ud55c \ub3c4\uad6c\ub294 \uacb0\uacfc\ubb3c\uc744 \uac1c\uc120\ud558\uae30 \uc704\ud55c \ud14c\uc2a4\ud2b8\uc5d0\ub3c4 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4 \ub2e4\uc74c\uacfc \uac19\uc740 \uacbd\uc6b0 <a href=\"https:\/\/github.com\/couchbase\/couchbase-fluent-bit\/blob\/793bd659485a0a4b62e7ba13a7a834b90a662b13\/conf\/couchbase\/filter-handle-filenames.conf#L1-L9\" target=\"_blank\" rel=\"noopener\">\ud30c\uc77c \uc774\ub984 \ub2e8\ucd95<\/a>\uc774\ub7ec\ud55c \ub3c4\uad6c\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc9c1\uc811 \ud655\uc778\ud558\uace0 \uc62c\ubc14\ub974\uac8c \uc791\ub3d9\ud558\ub294\uc9c0 \ud655\uc778\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h3 id=\"testing-separation\">\ud301 #10: \uad00\uc2ec \uc601\uc5ed \ubd84\ub9ac\ud558\uae30<\/h3>\n<p>\uac01 \ubd80\ubd84\uc758 <a href=\"https:\/\/github.com\/couchbase\/couchbase-fluent-bit\/tree\/main\/conf\/couchbase\" target=\"_blank\" rel=\"noopener\">\uce74\uc6b0\uce58\ubca0\uc774\uc2a4 \ud50c\ub8e8\uc5b8\ud2b8 \ube44\ud2b8 \uad6c\uc131\uc740 \ubcc4\ub3c4\uc758 \ud30c\uc77c\ub85c \ubd84\ub9ac\ub429\ub2c8\ub2e4.<\/a>. \uaf2c\ub9ac \ud50c\ub7ec\uadf8\uc778\ub2f9 \ud558\ub098\uc758 \ud30c\uc77c, \uac01 \uacf5\ud1b5 \ud544\ud130 \uc138\ud2b8\ub2f9 \ud558\ub098\uc758 \ud30c\uc77c, \uac01 \ucd9c\ub825 \ud50c\ub7ec\uadf8\uc778\ub2f9 \ud558\ub098\uc758 \ud30c\uc77c\uc774 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \ubc29\uc2dd\uc73c\ub85c \uc124\uacc4\ud55c \uc774\uc720\ub294 \ud06c\uac8c \ub450 \uac00\uc9c0\uc785\ub2c8\ub2e4:<\/p>\n<ol>\n<li>\ub2e4\uc591\ud55c \uad6c\uc131\uc758 \uac04\ud3b8\ud55c \uc7ac\uc0ac\uc6a9<\/li>\n<li>\ud14c\uc2a4\ud2b8<\/li>\n<\/ol>\n<div class=\"wp-block-spacer\" style=\"height: 15px\" aria-hidden=\"true\"><\/div>\n<p>Couchbase provides a default configuration, but you&#8217;ll likely want to tweak what logs you want parsed and how. You can just `@include` the specific part of <a href=\"https:\/\/github.com\/couchbase\/couchbase-fluent-bit\/blob\/793bd659485a0a4b62e7ba13a7a834b90a662b13\/tools\/loki-stack\/fluent-bit.conf\" target=\"_blank\" rel=\"noopener\">\uc6d0\ud558\ub294 \uad6c\uc131<\/a>\uc608\ub97c \ub4e4\uc5b4 \uac10\uc0ac \ub85c\uadf8 \uad6c\ubb38 \ubd84\uc11d \ubc0f \ucd9c\ub825\ub9cc \uc6d0\ud558\ub294 \uacbd\uc6b0 \ud574\ub2f9 \ud56d\ubaa9\ub9cc \ud3ec\ud568\ud558\uba74 \ub429\ub2c8\ub2e4. \uad6c\uc131\uc744 \uc9c1\uc811 \uc791\uc131\ud560 \ud544\uc694\uac00 \uc5c6\uc73c\ubbc0\ub85c \ubaa8\ub4e0 \uc635\uc158\uc744 \ud559\uc2b5\ud558\ub294 \ub370 \ub4dc\ub294 \ub178\ub825\uc744 \uc808\uc57d\ud558\uace0 \uc2e4\uc218\ub97c \uc904\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uc774\ub7ec\ud55c \ubd84\ud560 \uad6c\uc131\uc740 \uc790\ub3d9\ud654\ub41c \ud14c\uc2a4\ud2b8\ub3c4 \uac04\uc18c\ud654\ud569\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4 \ub2e4\uc74c\uacfc \uac19\uc774 \ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. <a href=\"https:\/\/github.com\/couchbase\/couchbase-fluent-bit\/blob\/main\/test\/run-tests.sh#L173-L186\" target=\"_blank\" rel=\"noopener\">\uc5d0 \ud14c\uc77c \uad6c\uc131\uc744 \ud3ec\ud568\uc2dc\ud0a8 \ub2e4\uc74c <code>READ_From_HEAD<\/code> \ub97c \ub20c\ub7ec \ubaa8\ub4e0 \uc785\ub825\uc744 \uc77d\ub3c4\ub85d \ud569\ub2c8\ub2e4.<\/a>. \uc544\ub798\uc5d0\uc11c \uc774\ub97c \ubcf4\uc5ec\ub4dc\ub838\uc2b5\ub2c8\ub2e4.<\/p>\n<pre>cat &gt; \"$testConfig\" &lt;&lt; __FB_EOF\r\n@include \/fluent-bit\/test\/conf\/test-service.conf\r\n\r\n# Now we include the configuration we want to test which should cover the logfile as well.\r\n# We cannot exit when done as this then pauses the rest of the pipeline so leads to a race getting chunks out.\r\n# https:\/\/github.com\/fluent\/fluent-bit\/issues\/3274\r\n# Instead we rely on a timeout ending the test case.\r\n@include $i\r\n    Read_from_head On\r\n\r\n@include \/fluent-bit\/test\/conf\/test-filters.conf\r\n@include \/fluent-bit\/test\/conf\/test-output.conf\r\n__FB_EOF\r\n<\/pre>\n<div class=\"wp-block-spacer\" style=\"height: 15px\" aria-hidden=\"true\"><\/div>\n<p>\ud558\uc9c0\ub9cc \uc5ec\uae30\uc11c \ud55c \uac00\uc9c0 \uacbd\uace0\uac00 \uc788\uc2b5\ub2c8\ub2e4: <a href=\"https:\/\/github.com\/couchbase\/couchbase-fluent-bit\/blob\/793bd659485a0a4b62e7ba13a7a834b90a662b13\/test\/run-tests.sh#L89\" target=\"_blank\" rel=\"noopener\">\uc804\uccb4 \uad6c\uc131\ub3c4 \ud568\uaed8 \ud14c\uc2a4\ud2b8\ud574\uc57c \ud569\ub2c8\ub2e4.<\/a>. \ucd5c\uadfc\uc5d0 <a href=\"https:\/\/github.com\/fluent\/fluent-bit\/issues\/3858\" target=\"_blank\" rel=\"noopener\">\ud3ec\ud568 \uc774\ub984\uc5d0 \uc624\ud0c0\uac00 \ubc1c\uc0dd\ud55c \ubb38\uc81c<\/a> when used in the overall configuration. Adding a call to `&#8211;dry-run` picked this up in automated testing, as shown below:<\/p>\n<pre>if \"${COUCHBASE_LOGS_BINARY}\" --dry-run --config=\"$i\"; then\r\n<\/pre>\n<div class=\"wp-block-spacer\" style=\"height: 15px\" aria-hidden=\"true\"><\/div>\n<p>\uc774\ub807\uac8c \ud558\uba74 \uad6c\uc131\uc774 \uc815\uc801 \uac80\uc0ac\ub97c \ud1b5\uacfc\ud560 \uc218 \uc788\uc744 \ub9cc\ud07c \uc62c\ubc14\ub978\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4. \ud574\ub2f9 \uad6c\uc131\uc73c\ub85c \ud2b9\uc815 \ud50c\ub7ec\uadf8\uc778\uc744 \ub85c\ub4dc\ud560 \ub54c \ub7f0\ud0c0\uc784 \uc911\uc5d0 \uc5ec\uc804\ud788 \uc624\ub958\uac00 \ubc1c\uc0dd\ud560 \uc218 \uc788\ub2e4\ub294 \uc810\uc5d0 \uc720\uc758\ud558\uc138\uc694. \uc774\ub7ec\ud55c \uacbd\uc6b0 \ub85c\uadf8 \uc218\uc900\uc744 \ub192\uc774\uba74 \uc77c\ubc18\uc801\uc73c\ub85c \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4(\uc704\uc758 \ud301 #2 \ucc38\uc870).<\/p>\n<h3>\ud14c\uc2a4\ud2b8 \uc911 \uc608\uc0c1\uce58 \ubabb\ud55c \uc0c1\ud669 \uc608\uc0c1\ud558\uae30<\/h3>\n<p>When you&#8217;re testing or troubleshooting in Fluent Bit, it&#8217;s important to remember that every log message should contain certain fields (like `message`, `level`, and `timestamp`) and not others (like `log`).<\/p>\n<p>\uc774 \uad6c\ubd84\uc740 \uc0c8 \ub85c\uadf8 \uc785\ub825\uc5d0 \ub300\ud574 \ud14c\uc2a4\ud2b8\ud558\uace0 \uc2f6\uc9c0\ub9cc \ucc28\uc774\uc810\uc744 \ube44\uad50\ud560 \uae30\uc900 \ucd9c\ub825\uc774 \uc5c6\ub294 \uacbd\uc6b0\uc5d0 \ud2b9\ud788 \uc720\uc6a9\ud569\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \ub2e4\uc74c\uc744 \ud14c\uc2a4\ud2b8\ud558\ub294 \uacbd\uc6b0 <a href=\"https:\/\/github.com\/couchbase\/couchbase-fluent-bit\/tree\/1.1.0\/tools\/integration-test\" target=\"_blank\" rel=\"noopener\">\uce74\uc6b0\uce58\ubca0\uc774\uc2a4 \uc11c\ubc84\uc758 \uc0c8 \ubc84\uc804<\/a> \uc57d\uac04 \ub2e4\ub978 \ub85c\uadf8\ub97c \uc0dd\uc131\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc81c \ucd94\ucc9c\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4. <a href=\"https:\/\/github.com\/couchbase\/couchbase-fluent-bit\/blob\/793bd659485a0a4b62e7ba13a7a834b90a662b13\/test\/run-tests.sh#L58-L78\" target=\"_blank\" rel=\"noopener\">\ub97c \uc0ac\uc6a9\ud558\uc5ec <code>\uae30\ub300<\/code> \ud50c\ub7ec\uadf8\uc778\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc2e4\ud328 \uc870\uac74\uc774 \ubc1c\uacac\ub418\uba74 \uc885\ub8cc\ud558\uace0 \ud574\ub2f9 \ubc29\uc2dd\uc73c\ub85c \ud14c\uc2a4\ud2b8 \uc2e4\ud328\ub97c \ud2b8\ub9ac\uac70\ud569\ub2c8\ub2e4.<\/a>.<\/p>\n<p><strong>\uc548\ud0c0\uae5d\uac8c\ub3c4 <a href=\"https:\/\/github.com\/fluent\/fluent-bit\/issues\/3268\" target=\"_blank\" rel=\"noopener\">\ud50c\ub8e8\uc5b8\ud2b8 \ube44\ud2b8\ub294 \ud604\uc7ac \uc2e4\ud328 \uc2dc\uc5d0\ub3c4 \ucf54\ub4dc 0\uc73c\ub85c \uc885\ub8cc\ub429\ub2c8\ub2e4.<\/a>, <a href=\"https:\/\/github.com\/couchbase\/couchbase-fluent-bit\/blob\/793bd659485a0a4b62e7ba13a7a834b90a662b13\/test\/run-tests.sh#L70\" target=\"_blank\" rel=\"noopener\">\ub530\ub77c\uc11c \ucd9c\ub825\uc744 \uad6c\ubb38 \ubd84\uc11d\ud574\uc57c \ud569\ub2c8\ub2e4.<\/a> \ub97c \ud074\ub9ad\ud558\uc5ec \uc885\ub8cc\ub41c \uc774\uc720\ub97c \ud655\uc778\ud569\ub2c8\ub2e4.<\/strong> You should also run with a timeout in this case rather than an `exit_when_done`. Otherwise, you&#8217;ll <a href=\"https:\/\/github.com\/fluent\/fluent-bit\/issues\/3274\" target=\"_blank\" rel=\"noopener\">\uc785\ub825 \ud30c\uc77c\uc774 \ub05d\ub098\ub294 \uc989\uc2dc \uc885\ub8cc\ub97c \ud2b8\ub9ac\uac70\ud569\ub2c8\ub2e4.<\/a> \ubaa8\ub4e0 \ucd9c\ub825\uc744 \ube44\uad50 \ub300\uc0c1\uc73c\ub85c \ud50c\ub7ec\uc2dc\ud558\uae30 \uc804\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n<pre>timeout -s 9 \"${EXPECT_TEST_TIMEOUT}\" \"${COUCHBASE_LOGS_BINARY}\" --config \"$testConfig\" &gt; \"$testLog\" 2&gt;&amp;1\r\n# Currently it always exits with 0 so we have to check for a specific error message.\r\n# https:\/\/github.com\/fluent\/fluent-bit\/issues\/3268\r\nif grep -iq -e \"exception on rule\" -e \"invalid config\" \"$testLog\" ; then\r\n<\/pre>\n<div class=\"wp-block-spacer\" style=\"height: 15px\" aria-hidden=\"true\"><\/div>\n<p>\ub610\ud55c \ud14c\uc2a4\ud2b8 \uc2a4\ud06c\ub9bd\ud2b8\ub97c Busybox(\uacf5\uc2dd \ub514\ubc84\uadf8 \ucee8\ud14c\uc774\ub108)\uc640 <a href=\"https:\/\/developers.redhat.com\/products\/rhel\/ubi\" target=\"_blank\" rel=\"noopener\">UBI<\/a> (Red Hat \ucee8\ud14c\uc774\ub108)\ub85c \uc778\ud574 \ub54c\ub54c\ub85c \uc0ac\uc6a9\ub418\ub294 Bash \uae30\ub2a5\uc774\ub098 \ucd94\uac00 \ubc14\uc774\ub108\ub9ac\uac00 \uc81c\ud55c\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2 id=\"red-hat-openshift\">\ud301 #11: \ub808\ub4dc\ud587 \uc624\ud508\uc2dc\ud504\ud2b8\uc5d0\uc11c \ud50c\ub8e8\uc5b8\ud2b8 \ube44\ud2b8\ub97c \uc0ac\uc6a9\ud558\ub294 \ubc29\ubc95<\/h2>\n<p>\ub2e4\uc74c\uc774 \uc788\uc2b5\ub2c8\ub2e4. <a href=\"https:\/\/docs.couchbase.com\/operator\/current\/install-openshift.html?ref=blog\" target=\"_blank\" rel=\"noopener\">\ub808\ub4dc\ud587 \uc624\ud508\uc2dc\ud504\ud2b8\uc6a9 \uce74\uc6b0\uce58\ubca0\uc774\uc2a4 \uc790\uc728 \uc6b4\uc601\uc790<\/a> \ubaa8\ub4e0 \ucee8\ud14c\uc774\ub108\ub294 \uc778\uc99d\uc744 \uc704\ud574 \ub2e4\uc591\ud55c \uac80\uc0ac\ub97c \ud1b5\uacfc\ud574\uc57c \ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uac80\uc0ac \uc911 \ud558\ub098\ub294 \uae30\ubcf8 \uc774\ubbf8\uc9c0\uac00 UBI \ub610\ub294 RHEL\uc778\uc9c0 \uc5ec\ubd80\uc785\ub2c8\ub2e4.<\/p>\n<p>Couchbase \ud300\uc740 OpenShift\ub97c \uc81c\uc678\ud55c \ubaa8\ub4e0 \uc791\uc5c5\uc5d0 \uacf5\uc2dd Fluent Bit \uc774\ubbf8\uc9c0\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4. <a href=\"https:\/\/github.com\/couchbase\/couchbase-fluent-bit\/blob\/main\/Dockerfile.rhel\" target=\"_blank\" rel=\"noopener\">UBI \uae30\ubcf8 \uc774\ubbf8\uc9c0\uc758 \uc18c\uc2a4\uc5d0\uc11c \ube4c\ub4dc\ud569\ub2c8\ub2e4.<\/a> \ub97c \ucd94\uac00\ud569\ub2c8\ub2e4. \ud604\uc7ac Yum \ub9ac\ud3ec\uc9c0\ud1a0\ub9ac\ub294 \uac00\uc7a5 \ucd5c\uc2e0 \ubc84\uc804\ub9cc \uc81c\uacf5\ud558\ubbc0\ub85c \ubc84\uc804 \ubc88\ud638\uac00 \uc9c0\uc815\ub418\ub3c4\ub85d \uc18c\uc2a4\uc5d0\uc11c \ube4c\ub4dc\ud569\ub2c8\ub2e4. \ub610\ud55c <a href=\"https:\/\/docs.fluentbit.io\/manual\/installation\/linux\/redhat-centos\" target=\"_blank\" rel=\"noopener\">CentOS 7 \ub300\uc0c1<\/a> UBI 8\uc5d0\uc11c \uc2e4\ud589\ud558\uae30 \uc704\ud574 \ucd94\uac00\ub85c \uc9c0\uc6d0\ub418\ub294 \ubaa8\ub4e0 RPM\uacfc \ud568\uaed8 \ubc30\ud3ec\ub41c \uacbd\uc6b0 \uc774\ubbf8\uc9c0\ub97c \ubd80\ud480\ub9ac\ub294 RPM\uc785\ub2c8\ub2e4.<\/p>\n<p>\ub9ac\ud3ec\uc9c0\ud1a0\ub9ac\uc5d0 \ub2e4\uc74c\uacfc \uac19\uc740 \uc608\uc81c\uac00 \uc788\uc2b5\ub2c8\ub2e4. <a href=\"https:\/\/github.com\/couchbase\/couchbase-fluent-bit\/tree\/main\/tools\/ubi7\" target=\"_blank\" rel=\"noopener\">RPM\uc744 \uc9c1\uc811 \uc0ac\uc6a9\ud558\ub294 \ubc29\ubc95<\/a> \ub3c4 \ub9c8\ucc2c\uac00\uc9c0\uc785\ub2c8\ub2e4.<\/p>\n<h2>\uacb0\ub860<\/h2>\n<p>\uc774 \ud301\uacfc \uc694\ub839\uc774 Couchbase\uc758 \ub85c\uadf8 \uc804\ub2ec \ubc0f \uac10\uc0ac \ub85c\uadf8 \uad00\ub9ac\ub97c \uc704\ud574 Fluent Bit\ub97c \ub354 \uc798 \uc0ac\uc6a9\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub418\uc5c8\uae30\ub97c \ubc14\ub78d\ub2c8\ub2e4.<\/p>\n<p>\ud50c\ub8e8\uc5b8\ud2b8 \ube44\ud2b8\ub97c \uc120\ud0dd\ud55c \uc774\uc720\ub294 Couchbase \ub85c\uadf8\uac00 \ub3d9\uc801 \uad6c\uc131\uc774 \uac00\ub2a5\ud55c \uacf5\ud1b5 \ud615\uc2dd\uc744 \uac16\ub3c4\ub85d \ud558\uae30 \uc704\ud574\uc11c\uc600\uc2b5\ub2c8\ub2e4. \ub610\ud55c \uc5ec\ub7ec\ubd84\uacfc \uac19\uc740 \uc0ac\uc6a9\uc790\uac00 \uc27d\uac8c \uc0ac\uc6a9\ud560 \uc218 \uc788\ub3c4\ub85d \uc624\ubc84\ud5e4\ub4dc\ub97c \ucd5c\uc18c\ud654\ud558\ub294 \uc5c5\uacc4 \ud45c\uc900\uc744 \uc0ac\uc6a9\ud558\uace0 \uc2f6\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\ub354 \uc790\uc138\ud788 \uc54c\uace0 \uc2f6\uc73c\uc2dc\ub2e4\uba74 \ub2e4\uc74c\uc5d0\uc11c \ub3d9\uc77c\ud55c \ub0b4\uc6a9\uc744 \ub354 \uc790\uc138\ud788 \uc18c\uac1c\ud560 \uc608\uc815\uc785\ub2c8\ub2e4. <a href=\"https:\/\/fluentconna21.sched.com\/event\/mEE3\/?ref=hello-from-couchbase\" target=\"_blank\" rel=\"noopener\">\ub2e4\uac00\uc624\ub294 \ud50c\ub8e8\uc5b8\ud2b8\ucf58<\/a>. \uadf8\uacf3\uc5d0\uc11c \ubd59\uae30\ub97c \ubc14\ub78d\ub2c8\ub2e4.<\/p>\n<div class=\"wp-block-spacer\" style=\"height: 30px\" aria-hidden=\"true\"><\/div>\n<div style=\"text-align: center\"><strong>\ud50c\ub8e8\uc5b8\ud2b8 \ube44\ud2b8 + \uce74\uc6b0\uce58\ubca0\uc774\uc2a4\ub97c \uc0ac\uc6a9\ud574 \ubcf4\uc138\uc694:<br \/>\n<a href=\"https:\/\/www.couchbase.com\/blog\/ko\/downloads\/?ref=blog\" target=\"_blank\" rel=\"noopener\">\uc9c0\uae08 Couchbase Server 7 \ub2e4\uc6b4\ub85c\ub4dc<\/a><\/strong><\/div>\n<div class=\"wp-block-spacer\" style=\"height: 15px\" aria-hidden=\"true\"><\/div>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>Log forwarding and processing with Couchbase is easier than ever. We have support for log forwarding and audit log management for both Couchbase Autonomous Operator (i.e., Kubernetes) and for on-prem Couchbase Server deployments. In both cases, log processing is powered [&hellip;]<\/p>","protected":false},"author":77454,"featured_media":11818,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[1815,9284,1816,2322],"tags":[9239,2384,2313,1545,9277],"ppma_author":[9279],"class_list":["post-11816","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-best-practices-and-tutorials","category-couchbase-autonomous-operator","category-couchbase-server","category-kubernetes","tag-fluent-bit","tag-grafana","tag-key-value","tag-kubernetes","tag-loki"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.7.1 (Yoast SEO v25.7) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Fluent Bit Examples with Tips &amp; Tricks for Log Forwarding<\/title>\n<meta name=\"description\" content=\"Log forwarding and processing with Couchbase just got easier. 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