From 5a33028238ed33fc2de6de19c158fc32d9c32395 Mon Sep 17 00:00:00 2001 From: Mateusz Bocian Date: Wed, 22 Oct 2025 18:12:15 -0400 Subject: [PATCH] fix: hide fetch spans produced by next.js --- src/run/next.cts | 3 +++ 1 file changed, 3 insertions(+) diff --git a/src/run/next.cts b/src/run/next.cts index 7be6df5edb..86279bba2c 100644 --- a/src/run/next.cts +++ b/src/run/next.cts @@ -21,6 +21,9 @@ import { getMemoizedKeyValueStoreBackedByRegionalBlobStore } from './storage/sto // @ts-ignore ignoring readonly NODE_ENV process.env.NODE_ENV = 'production' +// Prevent duplicate fetch spans by silencing fetch spans produced by Next.js +process.env.NEXT_OTEL_FETCH_DISABLED = '1' + // eslint-disable-next-line @typescript-eslint/no-var-requires const { getRequestHandlers } = require('next/dist/server/lib/start-server.js') // eslint-disable-next-line @typescript-eslint/no-var-requires