[Gluster-users] big IO problem with kvm iamges while ionice doesnt work on shared storage

Raghavendra G raghavendra at gluster.com
Tue Dec 22 01:38:08 UTC 2009

Hi Ran,

Can you send client and server configuration files?

On Sat, Dec 19, 2009 at 6:00 PM, Ran <smtp.test61 at gmail.com> wrote:

> Hi all ,
> We run into a big problem while using gluster(2.0.6) to serve kvm
> images and other stuff like mail storage in distrubted mode with only
> 1 server(we will add more in the future) .
> The problem is basicly when say 3 KVM VPS's using intesing IO applications
> It doesnt happen all the time but when happen it uses all gluster server IO
> and other servers that need access to the mail storage for example freezes
> .
> Normaly on local disk the sulotion is ionice but as i understand it
> only work on local block devices and not on network mounts .
> Anyone has any idea to overcome this e.g limit IO for clients or
> clients applications like kvm images ? this is a real IO problem wich
> makes the all storage crowl .
> Many thanks ,
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Raghavendra G

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