[Gluster-users] Possible to put some sort of qos/rate-limit on glusterfsd?
andrew at andrewklau.com
Mon Feb 3 00:48:46 UTC 2014
Thanks for the suggestions - I'm seeing some promising results with
Just for confirmation - am I right in saying glusterd is just the
management daemon? and glusterfsd is the actual process which does the
checksums, replication, healing etc?
On Mon, Feb 3, 2014 at 10:18 AM, Dan Mons <dmons at cuttingedge.com.au> wrote:
> Try experimenting with performance.io-thread-count to see if that has an
> Dan Mons
> Skunk Works
> Cutting Edge
> On 2 February 2014 15:46, Andrew Lau <andrew at andrewklau.com> wrote:
> > Hi all,
> > Sadly my google skills aren't finding me any results - is there an
> option to
> > limit the CPU usage and/or the disk IO intensity of glusterfsd.
> > Example scenario, oVirt + gluster on the same host when it comes to
> > an extra host + replicated brick the original host with the brick goes
> > with 500% cpu as it copies just under 1TB of data across to the new
> > replicated brick. Going crazy I mean everything else will hang, simple
> > command will take 30+ seconds.
> > Limiting the network bandwidth to 200Mbps seems to solve this issue, I'm
> > quite sure this is a CPU issue rather than IO so I was wondering if
> > any possibility to limit this down so the nic's itself don't have to get
> > rate limited.
> > Thanks,
> > Andrew
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> > Gluster-users at gluster.org
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