Hi, On 01/10/2013 10:09 PM, Lin Zhao wrote: > BTW we are using drbd 8.2
Why? > On Thu, Jan 10, 2013 at 1:08 PM, Lin Zhao <[email protected] > <mailto:[email protected]>> wrote: > > All, > > I'm setting up a drbd setup for my system, but the poor disk write > performance is really throttling my system, even with Protocol A. > The write speed needs to be 20MB/s to not bottleneck my system. > Anyone has advice tuning for small writes? 10kb writes is the most > common operations my system does. > > It doesn't make much sense to me Protocol A performance is so much > off native. Anyone has a theory? Perhaps it's the ancient DRBD. What kernel is this, anyway? If upgrading to recent 8.3.x doesn't help, you may want to try tuning your tcp buffers, but please do the obvious thing first. Cheers, Felix _______________________________________________ drbd-user mailing list [email protected] http://lists.linbit.com/mailman/listinfo/drbd-user
