--- title: Chaos testing Spanner improves reiliability | daily.dev description: Spanner employs chaos testing to improve reliability by injecting faults into production-like instances. The use of fault-tolerant design helps mask failures... canonical: https://daily.dev/posts/chaos-testing-spanner-improves-reiliability-a6slwswlk twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Chaos testing Spanner improves reiliability | daily.dev og:description: Spanner employs chaos testing to improve reliability by injecting faults into production-like instances. The use of fault-tolerant design helps mask failures... og:url: https://daily.dev/posts/chaos-testing-spanner-improves-reiliability-a6slwswlk og:image: https://api.daily.dev/og/posts/A6SLWsWlK.png og:image:alt: Chaos testing Spanner improves reiliability og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # Chaos testing Spanner improves reiliability **[Google Cloud](https://daily.dev/sources/gcp)** · 6 min read · 0 upvotes · 0 comments ## Summary Spanner employs chaos testing to improve reliability by injecting faults into production-like instances. The use of fault-tolerant design helps mask failures of components. Various types of faults are injected during chaos testing, including server crashes, file faults, RPC faults, memory/quota faults, cloud faults, and regional outages. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: --- Tags: [#database](https://daily.dev/tags/database), [#spanner](https://daily.dev/tags/spanner) [View this post on daily.dev](https://daily.dev/posts/chaos-testing-spanner-improves-reiliability-a6slwswlk) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"Chaos testing Spanner improves reiliability","url":"https://daily.dev/posts/chaos-testing-spanner-improves-reiliability-a6slwswlk","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/chaos-testing-spanner-improves-reiliability-a6slwswlk"},"datePublished":"2024-05-09T16:04:55.854Z","dateModified":"2024-05-09T16:04:55.280Z","description":"Spanner employs chaos testing to improve reliability by injecting faults into production-like instances. The use of fault-tolerant design helps mask failures...","image":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/f8a83a480da3148e1e0a8cbc94594081?_a=AQAEuiZ","thumbnailUrl":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/f8a83a480da3148e1e0a8cbc94594081?_a=AQAEuiZ","isAccessibleForFree":true,"articleSection":"Google Cloud","inLanguage":"en","publisher":{"@type":"Organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180}},"author":{"@type":"Organization","name":"Google Cloud","logo":"https://media.daily.dev/image/upload/t_logo,f_auto/v1/logos/gcp","url":"https://daily.dev/sources/gcp"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/chaos-testing-spanner-improves-reiliability-a6slwswlk","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":0},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"database,spanner","timeRequired":"PT6M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"Google Cloud","item":"https://daily.dev/sources/gcp"},{"@type":"ListItem","position":3,"name":"Chaos testing Spanner improves reiliability"}]} ```