This is expected as with streaming we rely on timing to coalesce small writes whereas with batching you can precisely control the number of messages in a write to the socket.
There's an open issue (and prototype) for corking which allows you to control the grain of writes to a socket without needing to change your service definition -louis (from phone) On Mar 31, 2017 11:06 PM, "ran.bi via grpc.io" <grpc-io@googlegroups.com> wrote: > I am using grpc-java. > > On Friday, March 31, 2017 at 3:01:30 PM UTC-7, Craig Tiller wrote: >> >> Which language are you using? >> >> On Fri, Mar 31, 2017 at 3:00 PM ran.bi via grpc.io < >> grp...@googlegroups.com> wrote: >> >>> I have a Grpc service that streams large number of small messages to >>> client, and I noticed that the streaming throughput improved when I changed >>> the rpc to stream a batch of small messages at once. >>> There are two questions: >>> 1. why the performance improved? >>> 2. why doesn't grpc do similar optimization internally? >>> >>> >>> Best >>> Ran >>> >>> -- >>> 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 grpc-io+u...@googlegroups.com. >>> To post to this group, send email to grp...@googlegroups.com. >>> Visit this group at https://groups.google.com/group/grpc-io. >>> To view this discussion on the web visit https://groups.google.com/d/ms >>> gid/grpc-io/d7391932-213b-46bf-b8a1-2ee5e144950a%40googlegroups.com >>> <https://groups.google.com/d/msgid/grpc-io/d7391932-213b-46bf-b8a1-2ee5e144950a%40googlegroups.com?utm_medium=email&utm_source=footer> >>> . >>> For more options, visit https://groups.google.com/d/optout. >>> >> -- > 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 grpc-io+unsubscr...@googlegroups.com. > To post to this group, send email to grpc-io@googlegroups.com. > 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/15f3b918-894e-462b-baec-7b1ebf3b1251%40googlegroups.com > <https://groups.google.com/d/msgid/grpc-io/15f3b918-894e-462b-baec-7b1ebf3b1251%40googlegroups.com?utm_medium=email&utm_source=footer> > . > For more options, visit https://groups.google.com/d/optout. > -- 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 grpc-io+unsubscr...@googlegroups.com. To post to this group, send email to grpc-io@googlegroups.com. 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/CADQ0XY1ZtRM3Spe5SwdXi434fOzanqW2rz7EOPt32tHFd5fm4w%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
