[{"data":1,"prerenderedAt":68},["ShallowReactive",2],{"\u002Fglossary\u002Fpre-warming-the-cache":3,"\u002Fglossary\u002Fpre-warming-the-cache:related":51},{"id":4,"title":5,"author":6,"authorImage":7,"body":8,"category":36,"date":37,"description":38,"draft":39,"extension":40,"letter":41,"meta":42,"navigation":43,"path":44,"readTime":45,"related":46,"seo":47,"stem":49,"term":5,"__hash__":50},"glossary\u002Fglossary\u002Fpre-warming-the-cache.md","Pre-warming the Cache","Fabian Krumbholz","\u002Fimages\u002Fauthors\u002Ffabian-krumbholz.webp",{"type":9,"value":10,"toc":32},"minimark",[11],[12,13,14,18,19,23,24,27,28,31],"p",{},[15,16,17],"strong",{},"Pre-warming the cache"," is the proactive process of populating a cache with content ",[20,21,22],"em",{},"before"," any user requests it. After a cache is purged (for example, following a deployment), Speed Kit's system uses ",[15,25,26],{},"RUM"," data to identify the most popular and important pages. It then automatically fetches this content to \"pre-warm\" the ",[15,29,30],{},"Edge Cache"," nodes around the world. This strategy significantly increases the cache-hit ratio, ensuring that users immediately receive a fast, cached response without having to first experience a slow \"cache miss.\"",{"title":33,"searchDepth":34,"depth":34,"links":35},"",2,[],null,"April 8, 2026","Pre-warming the cache is the proactive process of populating a cache with content before any user requests it. After a cache is purged (for example, following a deployment), Speed Kit's system uses…",false,"md","P",{},true,"\u002Fglossary\u002Fpre-warming-the-cache","1 min read",[],{"title":48,"description":38},"Pre-warming the Cache: Definition | Web Performance Glossary","glossary\u002Fpre-warming-the-cache","_2Dt4AKKttX3L4Mfv0OhyB6N4nhk-Jq4PDWIcCX0Y4g",[52,56,60,64],{"path":53,"title":54,"description":55,"letter":41},"\u002Fglossary\u002Fpage-load","Page Load","Page Load refers to the entire process of a webpage becoming visible and interactive for a user, from the initial navigation request to the final rendering of content.",{"path":57,"title":58,"description":59,"letter":41},"\u002Fglossary\u002Fpage-views-pis","Page Views (PIs)","Page Views is a metric that counts the total number of times a page on a website has been loaded or viewed by users. It is a fundamental measure of traffic and engagement.",{"path":61,"title":62,"description":63,"letter":41},"\u002Fglossary\u002Fpagespeed-insights-psi","PageSpeed Insights (PSI)","PageSpeed Insights is a free tool from Google that analyzes the performance of a single webpage and provides suggestions for improvement.",{"path":65,"title":66,"description":67,"letter":41},"\u002Fglossary\u002Fpassthrough-mode","Passthrough Mode","Passthrough Mode is a temporary, protective state that Speed Kit enters when its Deployment Detection mechanism identifies a major website update.",1787756715589]