Hi,<br><br>I'm evaluating gluster 2.0.1 on vmware esx, but i think the write performance is bad. <br>A write of a 100 mb file takes 56 sec. If i do a scp of the same file to one of the servers, <br>It's <5 sec. The OS is Ubuntu 8.04.1<br>
<br>"Benchmark"<br><br>time cp /tmp/bigfile.100m /gluster/<br>real 0m56.763s<br>user 0m0.000s<br>sys 0m0.292s<br><br>time scp /tmp/bigfile.100m host1:/tmp/tester<br>bigfile.100m 100% 100MB 25.0MB/s 00:04<br>
<br>real 0m4.019s<br>user 0m0.492s<br>sys 0m2.796s<br><br><br>Config :<br><br>#Server:<br>volume posix<br> type storage/posix<br> option directory /data<br>end-volume<br><br>volume locks<br> type features/locks<br>
option mandatory-locks on<br> subvolumes posix<br>end-volume<br><br>volume brick<br> type performance/io-threads<br> option thread-count 8<br> subvolumes locks<br>end-volume<br><br>volume server<br> type protocol/server<br>
option transport-type tcp<br> option auth.addr.brick.allow *<br> subvolumes brick<br>end-volume<br><br><br>#Client:<br>volume remote1<br> type protocol/client<br> option transport-type tcp<br> option remote-host host1<br>
option remote-subvolume brick<br>end-volume<br><br>volume remote2<br> type protocol/client<br> option transport-type tcp<br> option remote-host host2<br> option remote-subvolume brick<br>end-volume<br><br>volume remote3<br>
type protocol/client<br> option transport-type tcp<br> option remote-host host3<br> option remote-subvolume brick<br>end-volume<br><br>volume replicate<br> type cluster/replicate<br> subvolumes remote1 remote2 remote3<br>
end-volume<br><br>volume readahead<br> type performance/read-ahead<br> option page-size 1MB<br> option page-count 2<br> subvolumes replicate<br>end-volume<br><br>volume writebehind<br> type performance/write-behind<br>
option aggregate-size 1MB<br> option window-size 2MB<br> option flush-behind off<br> subvolumes readahead<br>end-volume<br><br>volume cache<br> type performance/io-cache<br> option cache-size 512MB<br> subvolumes writebehind<br>
end-volume<br><br>regards <br>Heine<br>