[Gluster-users] Optimizing Gluster (gfapi) for high IOPS

[Nick Majeran]

That's helpful, thank you. Do the same apply to qemu and fuse as well?


> On Mar 22, 2014, at 12:36 PM, Vijay Bellur <vbellur at redhat.com> wrote:
> 
>> On 03/21/2014 09:50 PM, Josh Boon wrote:
>> Hardware RAID 5 on SSD's using LVM formatted with XFS default options
>> mounted with noatime
>> 
>> Also I don't a lot of history for this current troubled machine but the
>> sysctl additions don't appear to have made a significant difference
> 
> Performance tunables in [1] are normally recommended for qemu - libgfapi. The last two options are related to quorum and the remaining tunables are related to performance. It might be worth a check to see if these options help provide better performance.
> 
> Do you happen to know if self-healing was in progress when the machines stall?
> 
> -Vijay
> 
> [1] https://github.com/gluster/glusterfs/blob/master/extras/group-virt.example
> 
>