From 17b0c77849e3cc13610e3b17278dc34c64ccbec0 Mon Sep 17 00:00:00 2001
From: Benjamin Wang <wachao@vmware.com>
Date: Sun, 7 Aug 2022 06:58:05 +0800
Subject: [PATCH] Change default sampling rate from 100% to 0%

Refer to https://github.com/etcd-io/etcd/pull/14318

Signed-off-by: Benjamin Wang <wachao@vmware.com>
---
 server/embed/config_tracing.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/server/embed/config_tracing.go b/server/embed/config_tracing.go
index 9c9b30cfbfb8..44c2b066bac7 100644
--- a/server/embed/config_tracing.go
+++ b/server/embed/config_tracing.go
@@ -64,6 +64,7 @@ func setupTracingExporter(ctx context.Context, cfg *Config) (exporter tracesdk.S
 			tracesdk.NewTracerProvider(
 				tracesdk.WithBatcher(exporter),
 				tracesdk.WithResource(res),
+				tracesdk.WithSampler(tracesdk.ParentBased(tracesdk.NeverSample())),
 			),
 		),
 	)