{"id":13897,"date":"2022-11-17T09:49:53","date_gmt":"2022-11-17T17:49:53","guid":{"rendered":"https:\/\/www.couchbase.com\/blog\/?p=13897"},"modified":"2025-06-13T20:19:19","modified_gmt":"2025-06-14T03:19:19","slug":"physical-storage-layer-options-for-couchbase-as-a-persistent-system-of-records","status":"publish","type":"post","link":"https:\/\/www.couchbase.com\/blog\/pt\/physical-storage-layer-options-for-couchbase-as-a-persistent-system-of-records\/","title":{"rendered":"Op\u00e7\u00f5es de camada de armazenamento f\u00edsico para o Couchbase como um sistema persistente de registros"},"content":{"rendered":"<p><span style=\"font-weight: 400;\">Em um <\/span><a href=\"https:\/\/www.couchbase.com\/blog\/pt\/couchbase-persistent-storage-considerations\/\"><span style=\"font-weight: 400;\">blog anterior<\/span><\/a><span style=\"font-weight: 400;\">Em minha palestra, falei sobre v\u00e1rias estrat\u00e9gias de armazenamento que precisam ser consideradas ao escolher o armazenamento correto para atender aos requisitos de sua empresa. Isso se torna mais importante \u00e0 medida que os conjuntos de dados continuam a crescer e o desempenho consistente \u00e9 exigido pela empresa.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Agora, com a introdu\u00e7\u00e3o do novo mecanismo de armazenamento do Couchbase, <\/span><a href=\"https:\/\/docs.couchbase.com\/server\/current\/learn\/buckets-memory-and-storage\/storage-engines.html#storage-engine-magma\"><span style=\"font-weight: 400;\">Magma<\/span><\/a><span style=\"font-weight: 400;\">voc\u00ea tem ainda mais op\u00e7\u00f5es para ajud\u00e1-lo a atingir as metas de neg\u00f3cios. A abordagem das prioridades de armazenamento \u00e9 ainda mais poss\u00edvel, pois o Magma lida com grandes conjuntos de dados que n\u00e3o cabem na mem\u00f3ria e dependem principalmente de subsistemas de disco.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Ao avaliar como usar o Couchbase como um sistema persistente de registros, o foco precisa se afastar da camada de armazenamento virtual (tamb\u00e9m conhecida como armazenamento definido por software) e, em vez disso, olhar para a camada de armazenamento f\u00edsico subjacente. Cada tipo de op\u00e7\u00e3o de armazenamento tem implica\u00e7\u00f5es diferentes a serem consideradas ao escolher a camada do subsistema de armazenamento subjacente.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u00a0<\/span><span style=\"font-weight: 400;\">Primeiro, vamos dar uma olhada nas op\u00e7\u00f5es e depois investigar mais a fundo:<\/span><\/p>\n<p style=\"padding-left: 40px;\"><span style=\"font-weight: 400;\">\u00a0<\/span><span style=\"font-weight: 400;\">Rede de \u00e1rea de armazenamento (SAN) usando SCSI com matrizes e HDDs tradicionais (disco girat\u00f3rio)<\/span><\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Por exemplo, EMC, HP, IBM...<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p style=\"padding-left: 40px;\"><span style=\"font-weight: 400;\">SAN usando NVMe com matrizes e flash\/SSDs<\/span><\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Por exemplo, Pure Storage, Violin, EMC...<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p style=\"padding-left: 40px;\"><span style=\"font-weight: 400;\">Dispositivos de armazenamento de conex\u00e3o direta (DASD) usando NVMe com matrizes e flash\/SSDs<\/span><\/p>\n<p style=\"padding-left: 40px;\"><span style=\"font-weight: 400;\">Armazenamento em rede usando NFS\/TCP<\/span><\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">NetApp<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-13898\" src=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2022\/11\/image1-1.png\" alt=\"Physical storage considerations for databases\" width=\"936\" height=\"504\" srcset=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2022\/11\/image1-1.png 936w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2022\/11\/image1-1-300x162.png 300w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2022\/11\/image1-1-768x414.png 768w\" sizes=\"auto, (max-width: 936px) 100vw, 936px\" \/><\/p>\n<h2><span style=\"font-weight: 400;\">Considera\u00e7\u00f5es ao selecionar o subsistema de armazenamento<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Essa n\u00e3o \u00e9 uma lista exaustiva, pois h\u00e1 outros itens que precisam ser considerados, mas ela lhe d\u00e1 uma boa ideia das \u00e1reas a serem consideradas:<\/span><\/p>\n<p><strong>\u00a0<\/strong><span style=\"font-weight: 400;\"><strong>Desempenho<\/strong><\/span><\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">IOPS<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Lat\u00eancia<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><strong>Resili\u00eancia<\/strong><\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">RAID - na camada f\u00edsica<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Espelhamento - na camada f\u00edsica<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><strong>Gerenciamento<\/strong><\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Quem gerenciar\u00e1 o hardware de armazenamento?<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Quem configurar\u00e1\/implementar\u00e1 o armazenamento?<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><strong>Status Quo<\/strong><\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">O armazenamento e a infraestrutura necess\u00e1rios j\u00e1 est\u00e3o implementados?<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">H\u00e1 necessidade de uma nova solu\u00e7\u00e3o de armazenamento?<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">H\u00e1 experi\u00eancia para dar suporte a uma nova solu\u00e7\u00e3o, caso seja decidido?<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><strong>Agilidade<\/strong><\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u00c0 prova de futuro - Capacidade de mudar para novas tecnologias quando necess\u00e1rio para atender \u00e0s demandas em constante mudan\u00e7a.<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><strong>Perfil do banco de dados<\/strong><\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Leitura intensiva<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Intensivo de escrita<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Isso pode influenciar os requisitos de hardware, sendo que alguns armazenamentos s\u00e3o melhores para lidar com cargas de trabalho com uso intensivo de grava\u00e7\u00e3o e, inversamente, com cargas de trabalho com uso intensivo de leitura.<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><strong>Custo<\/strong><\/p>\n<p style=\"padding-left: 40px;\"><span style=\"font-weight: 400;\">Ao analisar o custo, ele precisa ser mais hol\u00edstico do que apenas analisar o armazenamento f\u00edsico subjacente e as camadas de rede de armazenamento, ele precisa levar em considera\u00e7\u00e3o: m<\/span><span style=\"font-weight: 400;\">gerenciamento, implementa\u00e7\u00e3o, infraestrutura existente, resfriamento. Cada um deles, quando incorporado ao TCO, custar\u00e1 mais do que os custos do hardware subjacente, portanto, \u00e9 fundamental que sejam considerados.<\/span><\/p>\n<h2>Compara\u00e7\u00e3o das op\u00e7\u00f5es de armazenamento f\u00edsico<\/h2>\n<p><span style=\"font-weight: 400;\">A tabela a seguir compara as v\u00e1rias abordagens:<\/span><\/p>\n<table>\n<tbody>\n<tr>\n<td><b>Considera\u00e7\u00f5es<\/b><\/td>\n<td><b>HDD San SCSI<\/b><\/td>\n<td><b>San NVMe<\/b><\/td>\n<td><b>DAS SSD NVMe<\/b><\/td>\n<td><b>NFS<\/b><\/td>\n<\/tr>\n<tr>\n<td><b>Desempenho<\/b><\/td>\n<td><span style=\"font-weight: 400;\">Alta<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Muito alta<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Ultra-alta<\/span><\/td>\n<td><span style=\"font-weight: 400;\">M\u00e9dio<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>Resili\u00eancia<\/b><\/td>\n<td><span style=\"font-weight: 400;\">RAID<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u00e1rias matrizes V\u00e1rios caminhos<\/span><\/td>\n<td><span style=\"font-weight: 400;\">RAID<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u00e1rias matrizes V\u00e1rios caminhos<\/span><\/td>\n<td><span style=\"font-weight: 400;\">RAID<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Matriz \u00fanica<\/span><\/td>\n<td><span style=\"font-weight: 400;\">RAID<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u00e1rias matrizes V\u00e1rios caminhos<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>Gerenciamento<\/b><\/td>\n<td><span style=\"font-weight: 400;\">Complexo<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u00e1rias equipes<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Armazenamento e rede<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Complexo<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u00e1rias equipes<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Armazenamento e rede<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Complexo<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u00e1rias equipes<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Armazenamento e rede<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Complexo<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u00e1rias equipes<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Armazenamento e rede<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>Agilidade<\/b><\/td>\n<td><span style=\"font-weight: 400;\">Mobilidade da matriz<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Acesso a v\u00e1rios servidores<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Facilidade de adicionar mais armazenamento<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Mobilidade da matriz<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Acesso a v\u00e1rios servidores<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Facilidade de adicionar mais armazenamento<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Mudan\u00e7a de infraestrutura e rede<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Altera\u00e7\u00f5es de configura\u00e7\u00e3o para adicionar mais armazenamento<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Mobilidade da matriz<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Acesso a v\u00e1rios servidores<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Ilhas de armazenamento em potencial<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>Custo<\/b><\/td>\n<td><span style=\"font-weight: 400;\">$$$<\/span><\/td>\n<td><span style=\"font-weight: 400;\">$$$$<\/span><\/td>\n<td><span style=\"font-weight: 400;\">$$$$<\/span><\/td>\n<td><span style=\"font-weight: 400;\">$$<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>Requisitos de infraestrutura<\/b><\/td>\n<td><span style=\"font-weight: 400;\">S\u00e3o<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Matriz<\/span><\/td>\n<td><span style=\"font-weight: 400;\">S\u00e3o<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Matriz<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Fibra\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Matriz<\/span><\/td>\n<td><span style=\"font-weight: 400;\">TCP\/IP\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Matriz \/ Filtro<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>Impacto da carga de trabalho compartilhada<\/b><\/td>\n<td><span style=\"font-weight: 400;\">Poss\u00edvel s\u00edndrome do vizinho barulhento<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Poss\u00edvel s\u00edndrome do vizinho barulhento<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Garantia de QOS\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Sem vizinhos barulhentos<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Poss\u00edvel s\u00edndrome do vizinho barulhento<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><span style=\"font-weight: 400;\">Conforme discutido anteriormente, a escolha da solu\u00e7\u00e3o de armazenamento correta pode ter um grande impacto em seus aplicativos! O planejamento adequado e o envolvimento com outras partes interessadas s\u00e3o fundamentais para o sucesso da sele\u00e7\u00e3o e da implementa\u00e7\u00e3o do subsistema de armazenamento.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Outras considera\u00e7\u00f5es que devem ser levadas em conta ao escolher uma solu\u00e7\u00e3o de armazenamento:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Entenda suas cargas de trabalho, sejam elas principalmente leituras ou grava\u00e7\u00f5es, a quantidade de opera\u00e7\u00f5es de E\/S que seu banco de dados deve fornecer.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Escolha uma solu\u00e7\u00e3o que atenda aos requisitos de desempenho e lat\u00eancia mencionados acima.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Atender aos requisitos de neg\u00f3cios agora com previs\u00e3o para as futuras cargas de trabalho previstas. Permanecer \u00e1gil para adotar novas tecnologias \u00e0 medida que forem lan\u00e7adas. Equilibrar os requisitos or\u00e7ament\u00e1rios da empresa com solu\u00e7\u00f5es de armazenamento adequadas.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u00a0<\/span><span style=\"font-weight: 400;\">Por fim, com o crescimento das cargas de trabalho, a RAM est\u00e1 lutando para ser dimensionada para conter todo o conjunto de dados de trabalho. Conforme discutido anteriormente, o Magma, o novo mecanismo de armazenamento do Couchbase, foi projetado para acomodar isso com conjuntos de dados parciais que residem no disco. Agora seria um bom momento para voc\u00ea investigar como pode aproveitar os recursos do Magma.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Em poucas palavras, <\/span><span style=\"font-weight: 400;\">O desempenho do acesso ao disco s\u00f3 ser\u00e1 t\u00e3o bom quanto os subsistemas de disco subjacentes, e o uso de SSDs NVMe proporcionar\u00e1 a melhor paridade para conjuntos de dados inteiros contidos na mem\u00f3ria.<\/span><\/p>\n<h2><span style=\"font-weight: 400;\">Leitura adicional<\/span><\/h2>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><a href=\"https:\/\/www.couchbase.com\/blog\/pt\/magma-next-gen-document-storage-engine\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">Magma: O mecanismo de armazenamento de documentos de \u00faltima gera\u00e7\u00e3o<\/span><\/a><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><a href=\"https:\/\/www.couchbase.com\/blog\/pt\/couchbase-persistent-storage-considerations\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">Couchbase como um sistema persistente de registros - Considera\u00e7\u00f5es sobre armazenamento<\/span><\/a><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><a href=\"https:\/\/docs.couchbase.com\/server\/current\/learn\/buckets-memory-and-storage\/storage-engines.html#storage-engine-magma\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">Motores de armazenamento - <\/span><span style=\"font-weight: 400;\">Magma<\/span><\/a><span style=\"font-weight: 400;\"> documentos<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>In a previous blog, I talked about various storage strategies that need to be considered when choosing the correct storage to meet your business requirements. This becomes more salient as datasets continue to grow and consistent performance is mandated by [&hellip;]<\/p>","protected":false},"author":82913,"featured_media":12658,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[1815,1821,1816,9417],"tags":[9751,9752,9602],"ppma_author":[9685],"class_list":["post-13897","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-best-practices-and-tutorials","category-couchbase-architecture","category-couchbase-server","category-performance","tag-physical-storage","tag-resilience","tag-storage"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.8 (Yoast SEO v25.8) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Physical Storage Layer Options for Couchbase as a Persistent System of records - The Couchbase Blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.couchbase.com\/blog\/pt\/physical-storage-layer-options-for-couchbase-as-a-persistent-system-of-records\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Physical Storage Layer Options for Couchbase as a Persistent System of records\" \/>\n<meta property=\"og:description\" content=\"In a previous blog, I talked about various storage strategies that need to be considered when choosing the correct storage to meet your business requirements. 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