Any help is appreciated.
Are we supposed to call arena reset manually after the Get RPC is called?
On Wednesday, January 9, 2019 at 5:51:33 PM UTC-8, Srikanth wrote:
>
> Hi,
>
> I am using gRPC v1.17.2 for implementing CLI for my process. The gRPC
> server is in C++ and the client is in Golang.
>
> The protobuf definition looks like this
>
> message GetResponseMsg {
>
> repeated GetResponse response = 1; // response
>
> }
>
> message GetResponse {
>
> Spec spec = 1;
>
> Status status = 2;
>
> Stats stats = 3;
>
> }
>
>
> Each Response is probably around 500 Bytes in size all considered. The
> number of responses I am trying to retrieve runs to about 200000.
>
>
> The server implementation looks like this
>
>
> Status
>
> Get(ServerContext *context,
>
> const GetRequestMsg *req,
>
> GetResponseMsg *rsp)
>
> {
>
> uint32_t i, nreqs = req->request_size();
>
>
> for (i = 0; i < nreqs; i++) {
>
> auto request = req->request(i);
>
> get(request, rsp->add_response());
>
> }
>
>
> return Status::OK;
>
> }
>
>
> Obviously with the size of each response and the number of responses I
> expect a lot of memory usage but thought the memory should be recovered
> after this command is run. But this memory is never recovered and I rapidly
> run out of memory and my process crashes.
>
>
> I enabled usage of Arena in the proto file but that didn't change
> anything. Is there anything I need to add to free up the memory used after
> the CLI command is run?
>
>
> I am a newbie to gRPC so am sorry if I have missed out on anything simple!
> Any help is appreciated.
>
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