----- "Hiren Joshi" <josh at moonfruit.com> wrote: > Hello all, > > I have 2 servers both exporting 36 partitions. The client mirrors the > 36 partitions on each server and puts them all into a DHT. > > dd if=/dev/zero of=/home/webspace_glust/zeros bs=1024 count=1024000 > Takes 8 minutes, compared to 30 seconds vi NFS, now granted I'm using > mostly default settings but a transfer rate of 2.1Mb/s vs about > 40Mb/s seems low. > What am I doing wrong? Where should I start with the performance > tuning? a) Use a bigger block size. 1k is too small to get decent performance. We suggest using atleast 128k. b) Make sure you have the write-behind translator loaded on the client side, with a cache-size set to atleast 1MB. Vikas -- Engineer - http://gluster.com/
