goleak in the gctuner.(*memoryLimitTuner).tuning #41524
Description
Bug Report
Please answer these questions before submitting your issue. Thanks!
1. Minimal reproduce step (Required)
2. What did you expect to see? (Required)
3. What did you see instead (Required)
goleak: Errors on successful test run: found unexpected goroutines:
[Goroutine 20408 in state sleep, with time.Sleep on top of the stack:
goroutine 20408 [sleep]:
time.Sleep(0xdf8475800)
/opt/homebrew/Cellar/go/1.19.5/libexec/src/runtime/time.go:195 +0x118
github.com/pingcap/tidb/util/gctuner.(*memoryLimitTuner).tuning.func1()
/Users/weizhenwang/devel/opensource/tidb/util/gctuner/memory_limit_tuner.go:74 +0x10c
created by github.com/pingcap/tidb/util/gctuner.(*memoryLimitTuner).tuning
/Users/weizhenwang/devel/opensource/tidb/util/gctuner/memory_limit_tuner.go:64 +0x15c
]