[Gluster-users] GlusterFS throughput inconsistent

Mohammed Rafi K C rkavunga at redhat.com
Thu Feb 23 05:03:16 UTC 2017


The only log available for a client process is located at
/var/log/glusterfs/<mnt_path>. You can also see if there is anything in
the bricks logs,


Regards

Rafi KC


On 02/23/2017 02:06 AM, Deepak Naidu wrote:
>
> Hello,
>
>  
>
> I have GlusterFS 3.8.8. I am using IB RDMA. I have noticed during
> Write or Read the throughput doesn’t seem consistent for same
> workload(fio command). Sometimes I get higher throughput sometimes it
> quickly goes into half, then stays there.
>
>  
>
> I cannot predict a consistent behavior  every time when I run the same
> workload. The time to complete varies. Is there any log file or
> something I can look into, to understand this behavior. I am single
> client(fuse) running 32 thread, 1mb block size, creating 200GB or
> reading 200GB files randomly with directIO.
>
>  
>
> --
>
> Deepak
>
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