[{"data":1,"prerenderedAt":954},["ShallowReactive",2],{"navigation_docs":3,"-build-on-top-sinks-drain-pipeline":547,"-build-on-top-sinks-drain-pipeline-surround":949},[4,35,159,201,289,446,531],{"title":5,"path":6,"stem":7,"children":8,"page":34},"Getting Started","\u002Fgetting-started","1.getting-started",[9,14,19,24,29],{"title":10,"path":11,"stem":12,"icon":13},"Introduction","\u002Fgetting-started\u002Fintroduction","1.getting-started\u002F1.introduction","i-lucide-info",{"title":15,"path":16,"stem":17,"icon":18},"Installation","\u002Fgetting-started\u002Finstallation","1.getting-started\u002F2.installation","i-lucide-download",{"title":20,"path":21,"stem":22,"icon":23},"Quick Start","\u002Fgetting-started\u002Fquick-start","1.getting-started\u002F3.quick-start","i-lucide-zap",{"title":25,"path":26,"stem":27,"icon":28},"Agent Skills","\u002Fgetting-started\u002Fagent-skills","1.getting-started\u002F4.agent-skills","i-lucide-sparkles",{"title":30,"path":31,"stem":32,"icon":33},"vs Other Loggers","\u002Fgetting-started\u002Fvs-other-loggers","1.getting-started\u002F5.vs-other-loggers","i-lucide-scale",false,{"title":36,"path":37,"stem":38,"children":39,"page":34},"Logging","\u002Flogging","2.logging",[40,45,50,55,60,65,70,99,127],{"title":41,"path":42,"stem":43,"icon":44},"Overview","\u002Flogging\u002Foverview","2.logging\u002F0.overview","i-lucide-list",{"title":46,"path":47,"stem":48,"icon":49},"Simple Logging","\u002Flogging\u002Fsimple-logging","2.logging\u002F1.simple-logging","i-lucide-terminal",{"title":51,"path":52,"stem":53,"icon":54},"Wide Events","\u002Flogging\u002Fwide-events","2.logging\u002F2.wide-events","i-lucide-layers",{"title":56,"path":57,"stem":58,"icon":59},"Structured Errors","\u002Flogging\u002Fstructured-errors","2.logging\u002F3.structured-errors","i-lucide-shield-alert",{"title":61,"path":62,"stem":63,"icon":64},"Catalogs","\u002Flogging\u002Fcatalogs","2.logging\u002F4.catalogs","i-lucide-book-open",{"title":66,"path":67,"stem":68,"icon":69},"Client Logging","\u002Flogging\u002Fclient-logging","2.logging\u002F5.client-logging","i-lucide-monitor",{"title":71,"icon":72,"path":73,"stem":74,"children":75,"page":34},"AI SDK","i-simple-icons-vercel","\u002Flogging\u002Fai-sdk","2.logging\u002F6.ai-sdk",[76,79,84,89,94],{"title":41,"path":77,"stem":78,"icon":44},"\u002Flogging\u002Fai-sdk\u002Foverview","2.logging\u002F6.ai-sdk\u002F01.overview",{"title":80,"path":81,"stem":82,"icon":83},"Usage","\u002Flogging\u002Fai-sdk\u002Fusage","2.logging\u002F6.ai-sdk\u002F02.usage","i-lucide-code",{"title":85,"path":86,"stem":87,"icon":88},"Options","\u002Flogging\u002Fai-sdk\u002Foptions","2.logging\u002F6.ai-sdk\u002F03.options","i-lucide-sliders",{"title":90,"path":91,"stem":92,"icon":93},"Metadata","\u002Flogging\u002Fai-sdk\u002Fmetadata","2.logging\u002F6.ai-sdk\u002F04.metadata","i-lucide-database",{"title":95,"path":96,"stem":97,"icon":98},"Telemetry","\u002Flogging\u002Fai-sdk\u002Ftelemetry","2.logging\u002F6.ai-sdk\u002F05.telemetry","i-lucide-activity",{"title":100,"icon":101,"path":102,"stem":103,"children":104,"page":34},"Better Auth","i-simple-icons-betterauth","\u002Flogging\u002Fbetter-auth","2.logging\u002F7.better-auth",[105,108,113,118,122],{"title":41,"path":106,"stem":107,"icon":44},"\u002Flogging\u002Fbetter-auth\u002Foverview","2.logging\u002F7.better-auth\u002F01.overview",{"title":109,"path":110,"stem":111,"icon":112},"Identify User","\u002Flogging\u002Fbetter-auth\u002Fidentify-user","2.logging\u002F7.better-auth\u002F02.identify-user","i-lucide-user-check",{"title":114,"path":115,"stem":116,"icon":117},"Middleware","\u002Flogging\u002Fbetter-auth\u002Fmiddleware","2.logging\u002F7.better-auth\u002F03.middleware","i-lucide-shield",{"title":119,"path":120,"stem":121,"icon":69},"Client Sync","\u002Flogging\u002Fbetter-auth\u002Fclient-sync","2.logging\u002F7.better-auth\u002F04.client-sync",{"title":123,"path":124,"stem":125,"icon":126},"Performance","\u002Flogging\u002Fbetter-auth\u002Fperformance","2.logging\u002F7.better-auth\u002F05.performance","i-lucide-gauge",{"title":128,"icon":129,"path":130,"stem":131,"children":132,"page":34},"Audit Logs","i-lucide-shield-check","\u002Flogging\u002Faudit","2.logging\u002F8.audit",[133,136,141,146,151,155],{"title":41,"path":134,"stem":135,"icon":44},"\u002Flogging\u002Faudit\u002Foverview","2.logging\u002F8.audit\u002F01.overview",{"title":137,"path":138,"stem":139,"icon":140},"Schema","\u002Flogging\u002Faudit\u002Fschema","2.logging\u002F8.audit\u002F02.schema","i-lucide-file-text",{"title":142,"path":143,"stem":144,"icon":145},"Recording","\u002Flogging\u002Faudit\u002Frecording","2.logging\u002F8.audit\u002F03.recording","i-lucide-pen-line",{"title":147,"path":148,"stem":149,"icon":150},"Drains","\u002Flogging\u002Faudit\u002Fpipeline","2.logging\u002F8.audit\u002F04.pipeline","i-lucide-link",{"title":152,"path":153,"stem":154,"icon":129},"Compliance","\u002Flogging\u002Faudit\u002Fcompliance","2.logging\u002F8.audit\u002F05.compliance",{"title":156,"path":157,"stem":158,"icon":64},"Recipes","\u002Flogging\u002Faudit\u002Frecipes","2.logging\u002F8.audit\u002F06.recipes",{"title":160,"path":161,"stem":162,"children":163,"page":34},"Core Concepts","\u002Fcore-concepts","3.core-concepts",[164,169,174,179,184,188,191,196],{"title":165,"path":166,"stem":167,"icon":168},"Lifecycle","\u002Fcore-concepts\u002Flifecycle","3.core-concepts\u002F0.lifecycle","i-lucide-arrow-right-left",{"title":170,"path":171,"stem":172,"icon":173},"Configuration","\u002Fcore-concepts\u002Fconfiguration","3.core-concepts\u002F1.configuration","i-lucide-settings",{"title":175,"path":176,"stem":177,"icon":178},"Sampling","\u002Fcore-concepts\u002Fsampling","3.core-concepts\u002F2.sampling","i-lucide-filter",{"title":180,"path":181,"stem":182,"icon":183},"Typed Fields","\u002Fcore-concepts\u002Ftyped-fields","3.core-concepts\u002F3.typed-fields","i-simple-icons-typescript",{"title":185,"path":186,"stem":187,"icon":129},"Best Practices","\u002Fcore-concepts\u002Fbest-practices","3.core-concepts\u002F4.best-practices",{"title":123,"path":189,"stem":190,"icon":126},"\u002Fcore-concepts\u002Fperformance","3.core-concepts\u002F5.performance",{"title":192,"path":193,"stem":194,"icon":195},"Vite Plugin","\u002Fcore-concepts\u002Fvite-plugin","3.core-concepts\u002F6.vite-plugin","i-custom-vite",{"title":197,"path":198,"stem":199,"icon":200},"Auto-Redaction","\u002Fcore-concepts\u002Fredaction","3.core-concepts\u002F7.redaction","i-lucide-eye-off",{"title":202,"path":203,"stem":204,"children":205,"page":34},"Frameworks","\u002Fframeworks","4.frameworks",[206,210,215,220,225,230,235,240,245,250,255,260,265,270,274,279,284],{"title":41,"path":207,"stem":208,"icon":209},"\u002Fframeworks\u002Foverview","4.frameworks\u002F00.overview","i-lucide-layout-grid",{"title":211,"path":212,"stem":213,"icon":214},"Nuxt","\u002Fframeworks\u002Fnuxt","4.frameworks\u002F01.nuxt","i-simple-icons-nuxtdotjs",{"title":216,"path":217,"stem":218,"icon":219},"Next.js","\u002Fframeworks\u002Fnextjs","4.frameworks\u002F02.nextjs","i-simple-icons-nextdotjs",{"title":221,"path":222,"stem":223,"icon":224},"SvelteKit","\u002Fframeworks\u002Fsveltekit","4.frameworks\u002F03.sveltekit","i-simple-icons-svelte",{"title":226,"path":227,"stem":228,"icon":229},"Nitro","\u002Fframeworks\u002Fnitro","4.frameworks\u002F04.nitro","i-custom-nitro",{"title":231,"path":232,"stem":233,"icon":234},"TanStack Start","\u002Fframeworks\u002Ftanstack-start","4.frameworks\u002F05.tanstack-start","i-custom-tanstack",{"title":236,"path":237,"stem":238,"icon":239},"NestJS","\u002Fframeworks\u002Fnestjs","4.frameworks\u002F06.nestjs","i-simple-icons-nestjs",{"title":241,"path":242,"stem":243,"icon":244},"Express","\u002Fframeworks\u002Fexpress","4.frameworks\u002F07.express","i-simple-icons-express",{"title":246,"path":247,"stem":248,"icon":249},"Hono","\u002Fframeworks\u002Fhono","4.frameworks\u002F08.hono","i-simple-icons-hono",{"title":251,"path":252,"stem":253,"icon":254},"Fastify","\u002Fframeworks\u002Ffastify","4.frameworks\u002F09.fastify","i-simple-icons-fastify",{"title":256,"path":257,"stem":258,"icon":259},"Elysia","\u002Fframeworks\u002Felysia","4.frameworks\u002F10.elysia","i-custom-elysia",{"title":261,"path":262,"stem":263,"icon":264},"React Router","\u002Fframeworks\u002Freact-router","4.frameworks\u002F11.react-router","i-custom-reactrouter",{"title":266,"path":267,"stem":268,"icon":269},"Cloudflare Workers","\u002Fframeworks\u002Fcloudflare-workers","4.frameworks\u002F12.cloudflare-workers","i-simple-icons-cloudflare",{"title":271,"path":272,"stem":273,"icon":183},"Standalone","\u002Fframeworks\u002Fstandalone","4.frameworks\u002F13.standalone",{"title":275,"path":276,"stem":277,"icon":278},"Astro","\u002Fframeworks\u002Fastro","4.frameworks\u002F14.astro","i-simple-icons-astro",{"title":280,"path":281,"stem":282,"icon":283},"AWS Lambda","\u002Fframeworks\u002Faws-lambda","4.frameworks\u002F16.aws-lambda","i-custom-lambda",{"title":285,"path":286,"stem":287,"icon":288},"Custom Integration","\u002Fframeworks\u002Fcustom-integration","4.frameworks\u002F17.custom-integration","i-lucide-puzzle",{"title":290,"path":291,"stem":292,"children":293,"page":34},"Build on top","\u002Fbuild-on-top","5.build-on-top",[294,297,325,346,373,400,428],{"title":41,"path":295,"stem":296,"icon":54},"\u002Fbuild-on-top\u002Foverview","5.build-on-top\u002F0.overview",{"title":298,"path":299,"stem":300,"children":301,"page":34},"Observers","\u002Fbuild-on-top\u002Fobservers","5.build-on-top\u002Fobservers",[302,306,311,316,321],{"title":41,"path":303,"stem":304,"icon":305},"\u002Fbuild-on-top\u002Fobservers\u002Foverview","5.build-on-top\u002Fobservers\u002F1.overview","i-lucide-eye",{"title":307,"path":308,"stem":309,"icon":310},"Stream API","\u002Fbuild-on-top\u002Fobservers\u002Fin-process-stream","5.build-on-top\u002Fobservers\u002F2.in-process-stream","i-lucide-radio-tower",{"title":312,"path":313,"stem":314,"icon":315},"Stream server","\u002Fbuild-on-top\u002Fobservers\u002Fstream-server","5.build-on-top\u002Fobservers\u002F3.stream-server","i-lucide-radio",{"title":317,"path":318,"stem":319,"icon":320},"FS reader","\u002Fbuild-on-top\u002Fobservers\u002Ffs-reader","5.build-on-top\u002Fobservers\u002F4.fs-reader","i-lucide-folder-search",{"title":156,"path":322,"stem":323,"icon":324},"\u002Fbuild-on-top\u002Fobservers\u002Fconsumer-recipes","5.build-on-top\u002Fobservers\u002F5.consumer-recipes","i-lucide-chef-hat",{"title":326,"path":327,"stem":328,"children":329,"page":34},"Pipeline","\u002Fbuild-on-top\u002Fpipeline","5.build-on-top\u002Fpipeline",[330,334,338,342],{"title":41,"path":331,"stem":332,"icon":333},"\u002Fbuild-on-top\u002Fpipeline\u002Foverview","5.build-on-top\u002Fpipeline\u002F1.overview","i-lucide-workflow",{"title":335,"path":336,"stem":337,"icon":288},"Plugins","\u002Fbuild-on-top\u002Fpipeline\u002Fplugins","5.build-on-top\u002Fpipeline\u002F2.plugins",{"title":339,"path":340,"stem":341,"icon":28},"Custom enrichers","\u002Fbuild-on-top\u002Fpipeline\u002Fcustom-enrichers","5.build-on-top\u002Fpipeline\u002F3.custom-enrichers",{"title":343,"path":344,"stem":345,"icon":178},"Tail sampling","\u002Fbuild-on-top\u002Fpipeline\u002Ftail-sampling","5.build-on-top\u002Fpipeline\u002F4.tail-sampling",{"title":347,"path":348,"stem":349,"children":350,"page":34},"Scenarios","\u002Fbuild-on-top\u002Fscenarios","5.build-on-top\u002Fscenarios",[351,355,359,364,368],{"title":41,"path":352,"stem":353,"icon":354},"\u002Fbuild-on-top\u002Fscenarios\u002Foverview","5.build-on-top\u002Fscenarios\u002F0.overview","i-lucide-clipboard-list",{"title":356,"path":357,"stem":358,"icon":49},"Local debugging toolkit","\u002Fbuild-on-top\u002Fscenarios\u002Flocal-debugging-toolkit","5.build-on-top\u002Fscenarios\u002F1.local-debugging-toolkit",{"title":360,"path":361,"stem":362,"icon":363},"Tenant-aware logging","\u002Fbuild-on-top\u002Fscenarios\u002Ftenant-aware-logging","5.build-on-top\u002Fscenarios\u002F2.tenant-aware-logging","i-lucide-users",{"title":365,"path":366,"stem":367,"icon":129},"Compliance audit","\u002Fbuild-on-top\u002Fscenarios\u002Fcompliance-audit","5.build-on-top\u002Fscenarios\u002F3.compliance-audit",{"title":369,"path":370,"stem":371,"icon":372},"Cross-app error vocab","\u002Fbuild-on-top\u002Fscenarios\u002Fcross-app-error-vocab","5.build-on-top\u002Fscenarios\u002F4.cross-app-error-vocab","i-lucide-book",{"title":374,"path":375,"stem":376,"children":377,"page":34},"Shared packages","\u002Fbuild-on-top\u002Fshared","5.build-on-top\u002Fshared",[378,382,386,391,395],{"title":41,"path":379,"stem":380,"icon":381},"\u002Fbuild-on-top\u002Fshared\u002Foverview","5.build-on-top\u002Fshared\u002F1.overview","i-lucide-package",{"title":383,"path":384,"stem":385,"icon":381},"Catalogs as packages","\u002Fbuild-on-top\u002Fshared\u002Fcatalogs-as-packages","5.build-on-top\u002Fshared\u002F2.catalogs-as-packages",{"title":387,"path":388,"stem":389,"icon":390},"Drains as packages","\u002Fbuild-on-top\u002Fshared\u002Fdrains-as-packages","5.build-on-top\u002Fshared\u002F3.drains-as-packages","i-lucide-package-2",{"title":392,"path":393,"stem":394,"icon":28},"Enrichers as packages","\u002Fbuild-on-top\u002Fshared\u002Fenrichers-as-packages","5.build-on-top\u002Fshared\u002F4.enrichers-as-packages",{"title":396,"path":397,"stem":398,"icon":399},"Integration as package","\u002Fbuild-on-top\u002Fshared\u002Fintegration-as-package","5.build-on-top\u002Fshared\u002F5.integration-as-package","i-lucide-package-check",{"title":401,"path":402,"stem":403,"children":404,"page":34},"Sinks","\u002Fbuild-on-top\u002Fsinks","5.build-on-top\u002Fsinks",[405,409,414,418,423],{"title":41,"path":406,"stem":407,"icon":408},"\u002Fbuild-on-top\u002Fsinks\u002Foverview","5.build-on-top\u002Fsinks\u002F1.overview","i-lucide-arrow-up-from-line",{"title":410,"path":411,"stem":412,"icon":413},"Custom drains","\u002Fbuild-on-top\u002Fsinks\u002Fcustom-drains","5.build-on-top\u002Fsinks\u002F2.custom-drains","i-lucide-code-2",{"title":415,"path":416,"stem":417,"icon":333},"Drain pipeline","\u002Fbuild-on-top\u002Fsinks\u002Fdrain-pipeline","5.build-on-top\u002Fsinks\u002F3.drain-pipeline",{"title":419,"path":420,"stem":421,"icon":422},"Identity headers","\u002Fbuild-on-top\u002Fsinks\u002Fidentity-headers","5.build-on-top\u002Fsinks\u002F4.identity-headers","i-lucide-fingerprint",{"title":424,"path":425,"stem":426,"icon":427},"Fanout","\u002Fbuild-on-top\u002Fsinks\u002Ffanout-and-multi-drain","5.build-on-top\u002Fsinks\u002F5.fanout-and-multi-drain","i-lucide-share-2",{"title":429,"path":430,"stem":431,"children":432,"page":34},"Sources","\u002Fbuild-on-top\u002Fsources","5.build-on-top\u002Fsources",[433,437,441],{"title":41,"path":434,"stem":435,"icon":436},"\u002Fbuild-on-top\u002Fsources\u002Foverview","5.build-on-top\u002Fsources\u002F1.overview","i-lucide-arrow-down-to-line",{"title":438,"path":439,"stem":440,"icon":288},"Custom framework","\u002Fbuild-on-top\u002Fsources\u002Fcustom-framework","5.build-on-top\u002Fsources\u002F2.custom-framework",{"title":442,"path":443,"stem":444,"icon":445},"Middleware toolkit","\u002Fbuild-on-top\u002Fsources\u002Fmiddleware-toolkit","5.build-on-top\u002Fsources\u002F3.middleware-toolkit","i-lucide-wrench",{"title":447,"path":448,"stem":449,"children":450,"page":34},"Adapters","\u002Fadapters","6.adapters",[451,454,494,509],{"title":41,"path":452,"stem":453,"icon":44},"\u002Fadapters\u002Foverview","6.adapters\u002F01.overview",{"title":455,"path":456,"stem":457,"children":458,"page":34},"Cloud destinations","\u002Fadapters\u002Fcloud","6.adapters\u002F02.cloud",[459,464,469,474,479,484,489],{"title":460,"path":461,"stem":462,"icon":463},"Axiom","\u002Fadapters\u002Fcloud\u002Faxiom","6.adapters\u002F02.cloud\u002F01.axiom","i-custom-axiom",{"title":465,"path":466,"stem":467,"icon":468},"OTLP","\u002Fadapters\u002Fcloud\u002Fotlp","6.adapters\u002F02.cloud\u002F02.otlp","i-simple-icons-opentelemetry",{"title":470,"path":471,"stem":472,"icon":473},"PostHog","\u002Fadapters\u002Fcloud\u002Fposthog","6.adapters\u002F02.cloud\u002F03.posthog","i-simple-icons-posthog",{"title":475,"path":476,"stem":477,"icon":478},"Sentry","\u002Fadapters\u002Fcloud\u002Fsentry","6.adapters\u002F02.cloud\u002F04.sentry","i-simple-icons-sentry",{"title":480,"path":481,"stem":482,"icon":483},"Better Stack","\u002Fadapters\u002Fcloud\u002Fbetter-stack","6.adapters\u002F02.cloud\u002F05.better-stack","i-simple-icons-betterstack",{"title":485,"path":486,"stem":487,"icon":488},"Datadog","\u002Fadapters\u002Fcloud\u002Fdatadog","6.adapters\u002F02.cloud\u002F06.datadog","i-simple-icons-datadog",{"title":490,"path":491,"stem":492,"icon":493},"HyperDX","\u002Fadapters\u002Fcloud\u002Fhyperdx","6.adapters\u002F02.cloud\u002F07.hyperdx","i-custom-hyperdx",{"title":495,"path":496,"stem":497,"children":498,"page":34},"Self-hosted","\u002Fadapters\u002Fself-hosted","6.adapters\u002F03.self-hosted",[499,504],{"title":500,"path":501,"stem":502,"icon":503},"File System","\u002Fadapters\u002Fself-hosted\u002Ffs","6.adapters\u002F03.self-hosted\u002F01.fs","i-lucide-hard-drive",{"title":505,"path":506,"stem":507,"icon":508},"NuxtHub","\u002Fadapters\u002Fself-hosted\u002Fnuxthub","6.adapters\u002F03.self-hosted\u002F02.nuxthub","i-simple-icons-nuxt",{"title":510,"path":511,"stem":512,"children":513,"page":34},"Building blocks","\u002Fadapters\u002Fbuilding-blocks","6.adapters\u002F04.building-blocks",[514,517,522,526],{"title":326,"path":515,"stem":516,"icon":333},"\u002Fadapters\u002Fbuilding-blocks\u002Fpipeline","6.adapters\u002F04.building-blocks\u002F01.pipeline",{"title":518,"path":519,"stem":520,"icon":521},"HTTP","\u002Fadapters\u002Fbuilding-blocks\u002Fhttp","6.adapters\u002F04.building-blocks\u002F02.http","i-lucide-globe",{"title":523,"path":524,"stem":525,"icon":83},"Custom Adapters","\u002Fadapters\u002Fbuilding-blocks\u002Fcustom","6.adapters\u002F04.building-blocks\u002F03.custom",{"title":527,"path":528,"stem":529,"icon":530},"Toolkit","\u002Fadapters\u002Fbuilding-blocks\u002Ftoolkit","6.adapters\u002F04.building-blocks\u002F04.toolkit","i-lucide-blocks",{"title":532,"path":533,"stem":534,"children":535,"page":34},"Enrichers","\u002Fenrichers","7.enrichers",[536,539,543],{"title":41,"path":537,"stem":538,"icon":28},"\u002Fenrichers\u002Foverview","7.enrichers\u002F1.overview",{"title":540,"path":541,"stem":542,"icon":288},"Built-in","\u002Fenrichers\u002Fbuilt-in","7.enrichers\u002F2.built-in",{"title":544,"path":545,"stem":546,"icon":83},"Custom","\u002Fenrichers\u002Fcustom","7.enrichers\u002F3.custom",{"id":548,"title":415,"body":549,"description":942,"extension":943,"links":944,"meta":945,"navigation":946,"path":416,"seo":947,"stem":417,"__hash__":948},"docs\u002F5.build-on-top\u002Fsinks\u002F3.drain-pipeline.md",{"type":550,"value":551,"toc":935},"minimark",[552,566,571,578,604,611,615,818,822,882,889,893,915,919,931],[553,554,555,556,560,561,565],"p",{},"Every drain in production should be wrapped in the ",[557,558,559],"strong",{},"drain pipeline"," — ",[562,563,564],"code",{},"createDrainPipeline()",". It batches events, retries on transient failures, and drops the oldest events when the buffer overflows. Without it, you make one HTTP request per emitted event, which doesn't scale beyond local dev.",[567,568,570],"h2",{"id":569},"canonical-guide","Canonical guide",[553,572,573,574,577],{},"Full reference at ",[575,576,415],"a",{"href":515},":",[579,580,581,587,590,593],"ul",{},[582,583,584,586],"li",{},[562,585,564],{}," API + options (batch size \u002F interval, retry attempts \u002F backoff, buffer overflow)",[582,588,589],{},"Wrapping a single drain",[582,591,592],{},"Fanout to multiple drains in one pipeline",[582,594,595,596,599,600,603],{},"Lifecycle (",[562,597,598],{},"flush()",", ",[562,601,602],{},"dispose()",") on shutdown",[553,605,606,607,610],{},"This page exists in the ",[557,608,609],{},"build-on-top"," section as a pointer — same content, classified by axis.",[567,612,614],{"id":613},"quick-example","Quick example",[616,617,622],"pre",{"className":618,"code":619,"language":620,"meta":621,"style":621},"language-ts shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","import { createDrainPipeline } from 'evlog\u002Fpipeline'\nimport { createAxiomDrain } from 'evlog\u002Faxiom'\n\nconst pipeline = createDrainPipeline\u003CDrainContext>({\n  batch: { size: 50, intervalMs: 2000 },\n  retry: { maxAttempts: 3 },\n})\n\nconst drain = pipeline(createAxiomDrain())\n\n\u002F\u002F Use `drain` wherever you'd register a drain (Nitro hook, initLogger, etc.)\n","ts","",[562,623,624,657,678,685,717,751,771,780,785,806,811],{"__ignoreMap":621},[625,626,629,633,637,641,644,647,650,654],"span",{"class":627,"line":628},"line",1,[625,630,632],{"class":631},"s7zQu","import",[625,634,636],{"class":635},"sMK4o"," {",[625,638,640],{"class":639},"sTEyZ"," createDrainPipeline",[625,642,643],{"class":635}," }",[625,645,646],{"class":631}," from",[625,648,649],{"class":635}," '",[625,651,653],{"class":652},"sfazB","evlog\u002Fpipeline",[625,655,656],{"class":635},"'\n",[625,658,660,662,664,667,669,671,673,676],{"class":627,"line":659},2,[625,661,632],{"class":631},[625,663,636],{"class":635},[625,665,666],{"class":639}," createAxiomDrain",[625,668,643],{"class":635},[625,670,646],{"class":631},[625,672,649],{"class":635},[625,674,675],{"class":652},"evlog\u002Faxiom",[625,677,656],{"class":635},[625,679,681],{"class":627,"line":680},3,[625,682,684],{"emptyLinePlaceholder":683},true,"\n",[625,686,688,692,695,698,701,704,708,711,714],{"class":627,"line":687},4,[625,689,691],{"class":690},"spNyl","const",[625,693,694],{"class":639}," pipeline ",[625,696,697],{"class":635},"=",[625,699,640],{"class":700},"s2Zo4",[625,702,703],{"class":635},"\u003C",[625,705,707],{"class":706},"sBMFI","DrainContext",[625,709,710],{"class":635},">",[625,712,713],{"class":639},"(",[625,715,716],{"class":635},"{\n",[625,718,720,724,726,728,731,733,737,740,743,745,748],{"class":627,"line":719},5,[625,721,723],{"class":722},"swJcz","  batch",[625,725,577],{"class":635},[625,727,636],{"class":635},[625,729,730],{"class":722}," size",[625,732,577],{"class":635},[625,734,736],{"class":735},"sbssI"," 50",[625,738,739],{"class":635},",",[625,741,742],{"class":722}," intervalMs",[625,744,577],{"class":635},[625,746,747],{"class":735}," 2000",[625,749,750],{"class":635}," },\n",[625,752,754,757,759,761,764,766,769],{"class":627,"line":753},6,[625,755,756],{"class":722},"  retry",[625,758,577],{"class":635},[625,760,636],{"class":635},[625,762,763],{"class":722}," maxAttempts",[625,765,577],{"class":635},[625,767,768],{"class":735}," 3",[625,770,750],{"class":635},[625,772,774,777],{"class":627,"line":773},7,[625,775,776],{"class":635},"}",[625,778,779],{"class":639},")\n",[625,781,783],{"class":627,"line":782},8,[625,784,684],{"emptyLinePlaceholder":683},[625,786,788,790,793,795,798,800,803],{"class":627,"line":787},9,[625,789,691],{"class":690},[625,791,792],{"class":639}," drain ",[625,794,697],{"class":635},[625,796,797],{"class":700}," pipeline",[625,799,713],{"class":639},[625,801,802],{"class":700},"createAxiomDrain",[625,804,805],{"class":639},"())\n",[625,807,809],{"class":627,"line":808},10,[625,810,684],{"emptyLinePlaceholder":683},[625,812,814],{"class":627,"line":813},11,[625,815,817],{"class":816},"sHwdD","\u002F\u002F Use `drain` wherever you'd register a drain (Nitro hook, initLogger, etc.)\n",[567,819,821],{"id":820},"fanout-pattern","Fanout pattern",[616,823,825],{"className":618,"code":824,"language":620,"meta":621,"style":621},"const drain = pipeline(\n  createAxiomDrain(),\n  createDatadogDrain(),\n  createSentryDrain(),\n  createFsDrain(),\n)\n",[562,826,827,840,851,860,869,878],{"__ignoreMap":621},[625,828,829,831,833,835,837],{"class":627,"line":628},[625,830,691],{"class":690},[625,832,792],{"class":639},[625,834,697],{"class":635},[625,836,797],{"class":700},[625,838,839],{"class":639},"(\n",[625,841,842,845,848],{"class":627,"line":659},[625,843,844],{"class":700},"  createAxiomDrain",[625,846,847],{"class":639},"()",[625,849,850],{"class":635},",\n",[625,852,853,856,858],{"class":627,"line":680},[625,854,855],{"class":700},"  createDatadogDrain",[625,857,847],{"class":639},[625,859,850],{"class":635},[625,861,862,865,867],{"class":627,"line":687},[625,863,864],{"class":700},"  createSentryDrain",[625,866,847],{"class":639},[625,868,850],{"class":635},[625,870,871,874,876],{"class":627,"line":719},[625,872,873],{"class":700},"  createFsDrain",[625,875,847],{"class":639},[625,877,850],{"class":635},[625,879,880],{"class":627,"line":753},[625,881,779],{"class":639},[553,883,884,885,888],{},"All four destinations receive every event in the same batch. See ",[575,886,887],{"href":425},"Fanout & multi-drain"," for the full recipe.",[567,890,892],{"id":891},"common-pitfalls","Common pitfalls",[579,894,895,905],{},[582,896,897,904],{},[557,898,899,900,903],{},"Don't forget ",[562,901,902],{},"drain.flush()"," on shutdown"," — buffered events are lost otherwise",[582,906,907,914],{},[557,908,909,910,913],{},"Tune ",[562,911,912],{},"batch.size"," to match your provider's recommended payload"," — too small wastes overhead, too big risks rejection",[567,916,918],{"id":917},"going-further","Going further",[579,920,921,926],{},[582,922,923,925],{},[575,924,410],{"href":411}," — what you put inside the pipeline",[582,927,928,930],{},[575,929,887],{"href":425}," — concrete fanout recipe",[932,933,934],"style",{},"html pre.shiki code .s7zQu, html code.shiki .s7zQu{--shiki-light:#39ADB5;--shiki-light-font-style:italic;--shiki-default:#89DDFF;--shiki-default-font-style:italic;--shiki-dark:#89DDFF;--shiki-dark-font-style:italic}html pre.shiki code .sMK4o, html code.shiki .sMK4o{--shiki-light:#39ADB5;--shiki-default:#89DDFF;--shiki-dark:#89DDFF}html pre.shiki code .sTEyZ, html code.shiki .sTEyZ{--shiki-light:#90A4AE;--shiki-default:#EEFFFF;--shiki-dark:#BABED8}html pre.shiki code .sfazB, html code.shiki .sfazB{--shiki-light:#91B859;--shiki-default:#C3E88D;--shiki-dark:#C3E88D}html pre.shiki code .spNyl, html code.shiki .spNyl{--shiki-light:#9C3EDA;--shiki-default:#C792EA;--shiki-dark:#C792EA}html pre.shiki code .s2Zo4, html code.shiki .s2Zo4{--shiki-light:#6182B8;--shiki-default:#82AAFF;--shiki-dark:#82AAFF}html pre.shiki code .sBMFI, html code.shiki .sBMFI{--shiki-light:#E2931D;--shiki-default:#FFCB6B;--shiki-dark:#FFCB6B}html pre.shiki code .swJcz, html code.shiki .swJcz{--shiki-light:#E53935;--shiki-default:#F07178;--shiki-dark:#F07178}html pre.shiki code .sbssI, html code.shiki .sbssI{--shiki-light:#F76D47;--shiki-default:#F78C6C;--shiki-dark:#F78C6C}html pre.shiki code .sHwdD, html code.shiki .sHwdD{--shiki-light:#90A4AE;--shiki-light-font-style:italic;--shiki-default:#546E7A;--shiki-default-font-style:italic;--shiki-dark:#676E95;--shiki-dark-font-style:italic}html .light .shiki span {color: var(--shiki-light);background: var(--shiki-light-bg);font-style: var(--shiki-light-font-style);font-weight: var(--shiki-light-font-weight);text-decoration: var(--shiki-light-text-decoration);}html.light .shiki span {color: var(--shiki-light);background: var(--shiki-light-bg);font-style: var(--shiki-light-font-style);font-weight: var(--shiki-light-font-weight);text-decoration: var(--shiki-light-text-decoration);}html .default .shiki span {color: var(--shiki-default);background: var(--shiki-default-bg);font-style: var(--shiki-default-font-style);font-weight: var(--shiki-default-font-weight);text-decoration: var(--shiki-default-text-decoration);}html .shiki span {color: var(--shiki-default);background: var(--shiki-default-bg);font-style: var(--shiki-default-font-style);font-weight: var(--shiki-default-font-weight);text-decoration: var(--shiki-default-text-decoration);}html .dark .shiki span {color: var(--shiki-dark);background: var(--shiki-dark-bg);font-style: var(--shiki-dark-font-style);font-weight: var(--shiki-dark-font-weight);text-decoration: var(--shiki-dark-text-decoration);}html.dark .shiki span {color: var(--shiki-dark);background: var(--shiki-dark-bg);font-style: var(--shiki-dark-font-style);font-weight: var(--shiki-dark-font-weight);text-decoration: var(--shiki-dark-text-decoration);}",{"title":621,"searchDepth":659,"depth":659,"links":936},[937,938,939,940,941],{"id":569,"depth":659,"text":570},{"id":613,"depth":659,"text":614},{"id":820,"depth":659,"text":821},{"id":891,"depth":659,"text":892},{"id":917,"depth":659,"text":918},"createDrainPipeline wraps any drain in batch + retry + buffer overflow protection. Required for non-trivial production volume; supports fanout to multiple drains in parallel.","md",null,{},{"title":415,"icon":333},{"title":415,"description":942},"oqo-eni7ns2UdARMLar-AVtsrDnzFO5FnnUr2jkRzRE",[950,952],{"title":410,"path":411,"stem":412,"description":951,"icon":413,"children":-1},"defineDrain and defineHttpDrain — write your own drain to ship wide events to any backend without a built-in adapter.",{"title":419,"path":420,"stem":421,"description":953,"icon":422,"children":-1},"Every drain request sent by evlog is tagged with a User-Agent and an X-Evlog-Source header so receivers can identify the traffic.",1778338251409]