[Gluster-users] performance lower then expected

Michael Di Domenico mdidomenico4 at gmail.com
Tue Oct 28 21:39:19 UTC 2008

No, write-behind is not enabled.

The volume spec files are pretty much exactly the same as the ones on the
wiki page, all I changed was the directory.  (I can't post them as i'm
travelling at the moment)

On Sat, Oct 25, 2008 at 12:49 AM, Anand Avati <avati at zresearch.com> wrote:

> Are you using write-behind? Can you post your volume spec files?
> avati
> 2008/10/24, Michael Di Domenico <mdidomenico4 at gmail.com>:
>> I've setup an eight node server stripe using gluster 1.4.0pre5 using the
>> stripe example from the wiki.  Each of these eight nodes has a 100Mbit
>> ethernet card and a single hard disk.
>> I've connected them all together using a gigabit switch and I have a
>> gigabit workstation connected, with gluster mounted and running fine.
>> However, when i try to do a dd test to the disk "dd if=/dev/zero of=test1
>> bs=1024k count=1000", I'm only seeing 10MB/sec over the transfer.
>> I would suspect the data to stripe evenly across all the disks/nodes,
>> effectively giving me at least over 50MB/sec in combined throughput.
>> I'm I confused on what the stripe translator does, or did I do something
>> wrong?
>> _______________________________________________
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> --
> If I traveled to the end of the rainbow
> As Dame Fortune did intend,
> Murphy would be there to tell me
> The pot's at the other end.
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