From 8de5eac6f52beba26d3ce6b5406dcf4ac35da641 Mon Sep 17 00:00:00 2001 From: Alan Pearce Date: Wed, 10 Apr 2024 10:31:55 +0200 Subject: Add startup performance metric --- src/index.ts | 11 +++++++++++ 1 file changed, 11 insertions(+) (limited to 'src') diff --git a/src/index.ts b/src/index.ts index 0591e6d..30a6f34 100644 --- a/src/index.ts +++ b/src/index.ts @@ -1,3 +1,7 @@ +import { performance } from "node:perf_hooks"; + +performance.mark("startup-begin"); + import log from "loglevel"; import { server, metricsServer } from "./app"; @@ -23,3 +27,10 @@ process.on("SIGINT", function () { served.stop(); process.exit(0); }); + +performance.mark("startup-end"); + +performance.measure("startup", "startup-begin", "startup-end"); +for (const entry of performance.getEntriesByName("startup")) { + log.info(`Startup took ${entry.duration} ms`); +} -- cgit 1.4.1