[Gluster-users] glusterFS performance

[jayakrishnan mm]

Hi
Any one pls.  answer  these querry
On Feb 1, 2016 2:43 PM, "jayakrishnan mm" <jayakrishnan.mm at gmail.com> wrote:

> Hi,
>
> I have  two server nodes, gluster1  & gluster2 ,running  on Ubuntu 14.04,
> and  is  using gluster ver 3.7.6 . I am  using fio tools  ver 2.6  for
> testing  performance.(IO engine= libaio)
>
>
>
>
> gluster1  server node  is a  high performance CPU (8 core , i7/3.4GHz)
> with  SSD (random rw performance  without glusterFS  is ~14MB/s with ext4
> FS, 150 GB ), while
>
> gluster2 is a Pentium g840 CPU (2 core, 2.8GHz) with a WD HDD of 1 TB
> size.(random rw performance without glusterFS  is ~500KB/s only with ext4).
>
>
> 1. I  see gluster1  seq read performance is much higher  than gluster 2.
> See below data(in KB/s).Is this  because gluster1 CPU is better  and  it
> is  using SSD ?(replica 2)
>
>
>
> Seq. read Seq. write
> gluster1 319882 83253
> gluster2 135931 61059
>
>
>
>
> 2. I also  see  gluster2 performs  well  when configured  as distributed
> volumes, compared  to gluster1. Why is it  so ? Pls see  the  below
> data.(in KB/s)
>
>
> random read random write
> gluster1 1029 1027
> gluster2 3358 3353
>
>
>
>
>
>
> Expecting experts'  answer.
>
>
> Best Regards,
>
> JK
>
>
>
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