[Gluster-users] Gluster performance on the small files

Vijay Bellur vbellur at redhat.com
Mon Feb 16 17:06:17 UTC 2015


On 02/13/2015 12:28 PM, Punit Dambiwal wrote:
> Hi,
>
> I have seen the gluster performance is dead slow on the small
> files...even i am using the SSD....it's too bad performance....even i am
> getting better performance in my SAN with normal SATA disk...
>
> I am using distributed replicated glusterfs with replica count=2...i
> have all SSD disks on the brick...
>
> root at vm3:~# dd bs=64k count=4k if=/dev/zero of=test oflag=dsync
>
> 4096+0 records in
>
> 4096+0 records out
>
> 268435456 bytes (268 MB) copied, 57.3145 s, 4.7 MB/s
>
>
> root at vm3:~# dd bs=64k count=4k if=/dev/zero of=test conv=fdatasync
>
> 4096+0 records in
>
> 4096+0 records out
>
> 268435456 bytes (268 MB) copied, 1.80093 s, 149 MB/s
>

Can you please specify your volume configuration?

-Vijay



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