Erik,
What version of glusterfs are you using?
Pranith
On 06/13/2014 02:09 AM, Aronesty, Erik wrote:>
> I suspect I'm having performance issues because of network speeds.
>
> /Supposedly/ I have 10gbit connections on all my NAS devices, however,
> it seems to me that the fastest I can write is 1Gbit. When I'm
> copying very large files, etc, I see 'D' as the cp waits to I/O,
but
> when I go the gluster servers, I don't see glusterfsd waiting (D) to
> write to the bricks themselves. I have 4 nodes, each with 10Gbit
> connection, each has 2 Areca RAID controllers with 12 disk raid5, and
> the 2 controllers stripped into 1 large volume. Pretty sure there's
> plenty of i/o left on the bricks themselves.
>
> Is it possible that "one big file" isn't the right test...
should I
> try 20 big files, and see how saturated my network can get?
>
> Erik Aronesty
> Senior Bioinformatics Architect
>
> *EA | Quintiles
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