Maybe a full GC is occurring on the server ? That’s what I would look for.
> On Nov 21, 2018, at 2:50 AM, [email protected] wrote: > > Randomly, some gRPC calls which usually complete in 20 milliseconds take a > few seconds. > We have Jager in place, traces show a few seconds where the call does nothing > and then processing begins, which seems to imply queuing of some sorts? > > On the server side, we have fixed concurrency, a thread dump shows most of > them idle. > Our environment: Kuberentes 1.9 on Google Cloud, services are exposed using > ClusterIP: None, clients connect using DNS load balancing > > - Is there some build-in queuing on the server side? > - Is there any way to track the queue depth? > - Any other tips on debugging this? > <Selection_120.png> > > > -- > You received this message because you are subscribed to the Google Groups > "grpc.io" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at https://groups.google.com/group/grpc-io. > To view this discussion on the web visit > https://groups.google.com/d/msgid/grpc-io/3f8075e1-e261-45c9-865f-23285b98cca9%40googlegroups.com. > For more options, visit https://groups.google.com/d/optout. > <Selection_120.png> -- You received this message because you are subscribed to the Google Groups "grpc.io" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at https://groups.google.com/group/grpc-io. To view this discussion on the web visit https://groups.google.com/d/msgid/grpc-io/FA956101-4237-4B03-A19F-8B5B9A3EC825%40earthlink.net. For more options, visit https://groups.google.com/d/optout.
