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When use crictl rmp -a -f, Avoid excessive coroutines causing context… #1749

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When use crictl rmp -a -f, Avoid excessive coroutines causing context… #1749

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5 changes: 5 additions & 0 deletions cmd/crictl/sandbox.go
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Original file line number Diff line number Diff line change
Expand Up @@ -166,8 +166,13 @@ var removePodCommand = &cli.Command{
}

funcs := []func() error{}
// set max concurrency to 10, to avoid too many goroutines
maxConcurrency := 10
sem := make(chan struct{}, maxConcurrency)
for _, id := range ids {
funcs = append(funcs, func() error {
sem <- struct{}{}
defer func() { <-sem }()
resp, err := InterruptableRPC(nil, func(ctx context.Context) (*pb.PodSandboxStatusResponse, error) {
return runtimeClient.PodSandboxStatus(ctx, id, false)
})
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