Closed
Description
What version of Go are you using (go version
)?
$ go version go version go1.13 linux/amd64
Does this issue reproduce with the latest release?
Yes
What operating system and processor architecture are you using (go env
)?
go env
Output
$ go env GO111MODULE="" GOARCH="amd64" GOBIN="" GOCACHE="/home/romang/.cache/go-build" GOENV="/home/romang/.config/go/env" GOEXE="" GOFLAGS="" GOHOSTARCH="amd64" GOHOSTOS="linux" GONOPROXY="" GONOSUMDB="" GOOS="linux" GOPATH="/home/romang/go" GOPRIVATE="" GOPROXY="https://proxy.golang.org,direct" GOROOT="/home/romang/go" GOSUMDB="sum.golang.org" GOTMPDIR="" GOTOOLDIR="/home/romang/go/pkg/tool/linux_amd64" GCCGO="gccgo" AR="ar" CC="gcc" CXX="g++" CGO_ENABLED="1" GOMOD="" CGO_CFLAGS="-g -O2" CGO_CPPFLAGS="" CGO_CXXFLAGS="-g -O2" CGO_FFLAGS="-g -O2" CGO_LDFLAGS="-g -O2" PKG_CONFIG="pkg-config" GOGCCFLAGS="-fPIC -m64 -pthread -fmessage-length=0 -fdebug-prefix-map=/tmp/go-build443134527=/tmp/go-build -gno-record-gcc-switches"
What did you do?
My server is doing a lot of requests to another servers.
What did you expect to see?
A normal work. It works OK when http2client is disabled.
What did you see instead?
A lot of unexpected goroutines locked in go http2 implementation.
See the diff of profiles, this is the problem stacktrace, diff is about 1:30.