>From your description it looks like you are destroying all the old servers
and bringing up a completely new set of servers with new IPs. The gRPC
client is still seeing old IPs in the cached DNS, none of which are
available. It will try to connect to these unavailable IPs until the
deadline is
Eric Andreson helped me identify the issue. AppEngine Request thread can
only be started from an another request thread. Netty Pool when it tries to
start, AppEngine fails the thread creation causing the request to hang.
Prestarting the thread pool fixes the problem.
On Thursday, January 24, 20
I opened this issue, https://github.com/grpc/grpc-java/issues/5286 which is
the underlying problem in my opinion.
On Thursday, January 24, 2019 at 11:14:01 AM UTC-8, arunac...@gmail.com
wrote:
>
> I am trying to prototype a java client cache interceptor in AppEngine
> (java8) and gRPC(1.17.1).
