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Merge pull request #118857 from dims/better-backoff-delays-and-connection-timeout-talking-to-containerd

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Better back off delays and connection timeout to talk to containerd
This commit is contained in:
Kubernetes Prow Robot 2023-06-25 16:53:08 -07:00 committed by GitHub
commit 6cb0308dbf
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2 changed files with 28 additions and 10 deletions
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16
pkg/kubelet/cri/remote/remote_image.go
View File

@ -56,11 +56,7 @@ func NewRemoteImageService(endpoint string, connectionTimeout time.Duration, tp
ctx, cancel := context.WithTimeout(context.Background(), connectionTimeout)
defer cancel()
dialOpts := []grpc.DialOption{
grpc.WithConnectParams(grpc.ConnectParams{
Backoff: backoff.DefaultConfig,
}),
}
var dialOpts []grpc.DialOption
dialOpts = append(dialOpts,
grpc.WithTransportCredentials(insecure.NewCredentials()),
grpc.WithContextDialer(dialer),
@ -77,6 +73,16 @@ func NewRemoteImageService(endpoint string, connectionTimeout time.Duration, tp
grpc.WithStreamInterceptor(otelgrpc.StreamClientInterceptor(tracingOpts...)))
}
connParams := grpc.ConnectParams{
Backoff: backoff.DefaultConfig,
}
connParams.MinConnectTimeout = minConnectionTimeout
connParams.Backoff.BaseDelay = baseBackoffDelay
connParams.Backoff.MaxDelay = maxBackoffDelay
dialOpts = append(dialOpts,
grpc.WithConnectParams(connParams),
)
conn, err := grpc.DialContext(ctx, addr, dialOpts...)
if err != nil {
klog.ErrorS(err, "Connect remote image service failed", "address", addr)

22
pkg/kubelet/cri/remote/remote_runtime.go
View File

@ -56,6 +56,11 @@ type remoteRuntimeService struct {
const (
// How frequently to report identical errors
identicalErrorDelay = 1 * time.Minute
// connection parameters
maxBackoffDelay = 3 * time.Second
baseBackoffDelay = 100 * time.Millisecond
minConnectionTimeout = 5 * time.Second
)
// CRIVersion is the type for valid Container Runtime Interface (CRI) API
@ -80,11 +85,7 @@ func NewRemoteRuntimeService(endpoint string, connectionTimeout time.Duration, t
ctx, cancel := context.WithTimeout(context.Background(), connectionTimeout)
defer cancel()
dialOpts := []grpc.DialOption{
grpc.WithConnectParams(grpc.ConnectParams{
Backoff: backoff.DefaultConfig,
}),
}
var dialOpts []grpc.DialOption
dialOpts = append(dialOpts,
grpc.WithTransportCredentials(insecure.NewCredentials()),
grpc.WithContextDialer(dialer),
@ -100,6 +101,17 @@ func NewRemoteRuntimeService(endpoint string, connectionTimeout time.Duration, t
grpc.WithUnaryInterceptor(otelgrpc.UnaryClientInterceptor(tracingOpts...)),
grpc.WithStreamInterceptor(otelgrpc.StreamClientInterceptor(tracingOpts...)))
}
connParams := grpc.ConnectParams{
Backoff: backoff.DefaultConfig,
}
connParams.MinConnectTimeout = minConnectionTimeout
connParams.Backoff.BaseDelay = baseBackoffDelay
connParams.Backoff.MaxDelay = maxBackoffDelay
dialOpts = append(dialOpts,
grpc.WithConnectParams(connParams),
)
conn, err := grpc.DialContext(ctx, addr, dialOpts...)
if err != nil {
klog.ErrorS(err, "Connect remote runtime failed", "address", addr)