1.0The Couchbase Bloghttps://www.couchbase.com/blog/ptKirk Kirkconnell, Senior Solutions Engineer, Couchbasehttps://www.couchbase.com/blog/pt/author/kirk-kirkconnell/rich600338<blockquote class="wp-embedded-content" data-secret="SWmVuYLahw"><a href="https://www.couchbase.com/blog/pt/often-overlooked-linux-os-tweaks/">Often Overlooked Linux OS Tweaks</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://www.couchbase.com/blog/pt/often-overlooked-linux-os-tweaks/embed/#?secret=SWmVuYLahw" width="600" height="338" title="“Often Overlooked Linux OS Tweaks” — The Couchbase Blog" data-secret="SWmVuYLahw" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! This file is auto-generated */ !function(d,l){"use strict";l.querySelector&&d.addEventListener&&"undefined"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i<o.length;i++)o[i].style.display="none";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute("style"),"height"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):"link"===t.message&&(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute("data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document); //# sourceURL=https://www.couchbase.com/blog/wp-includes/js/wp-embed.min.js </script>https://www.couchbase.com/blog/wp-content/uploads/sites/5/2026/05/couchbase-nosql-dbaas.png1800630There are two simple linux OS level settings that people seem to be overlooking setting correctly on their production systems I have seen. These are documented elsewhere, but they keep coming up and seems like they need some quick review here. It is not like these are some super secret setting or magic bullet performance […]