That seems to have done the trick. Thanks to everyone who help!<br><br>This looks more like what I would expect...<br># time dd if=/dev/zero of=/tmp/disktest count=160 bs=65536<br>160+0 records in<br>160+0 records out<br>10485760 bytes (10 MB) copied, 0.109778 s, 95.5 MB/s<br>
<br>real 0m0.116s<br>user 0m0.000s<br>sys 0m0.128s<br><br># time dd if=/dev/zero of=/mnt/gluster/disktest count=160 bs=65536<br>160+0 records in<br>160+0 records out<br>10485760 bytes (10 MB) copied, 0.817427 s, 12.8 MB/s<br>
<br>real 0m1.182s<br>user 0m0.000s<br>sys 0m0.004s<br><br># time dd if=/dev/zero of=/tmp/disktest count=1600 bs=65536<br>1600+0 records in<br>1600+0 records out<br>104857600 bytes (105 MB) copied, 1.10989 s, 94.5 MB/s<br>
<br>real 0m1.122s<br>user 0m0.000s<br>sys 0m1.116s<br><br># time dd if=/dev/zero of=/mnt/gluster/disktest count=1600 bs=65536<br>1600+0 records in<br>1600+0 records out<br>104857600 bytes (105 MB) copied, 2.31927 s, 45.2 MB/s<br>
<br>real 0m2.671s<br>user 0m0.000s<br>sys 0m0.012s<br><br><br><br><div class="gmail_quote">On Fri, Jan 23, 2009 at 10:22 AM, Anand Avati <span dir="ltr"><<a href="mailto:avati@zresearch.com">avati@zresearch.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;"><div class="Ih2E3d">> # time dd if=/dev/zero of=/mnt/gluster/disktest count=10240 bs=1024<br>
<br>
</div>Please try with a larger block size like 64KB or higher. Low block<br>
sizes are very expensive for network or fuse based filesystems.<br>
<font color="#888888"><br>
avati<br>
</font></blockquote></div><br>