[Gluster-users] Bandwidth and latency requirements

[Arman Khalatyan]

Interesting table Karan!,
Could you please tell us how you did  the benchmark? fio or iozone
orsimilar?

thanks
Arman.

On Wed, Sep 27, 2017 at 1:20 PM, Karan Sandha <ksandha at redhat.com> wrote:

> Hi Collin,
>
> During our arbiter latency testing for completion of ops we found the
> below results:-  an arbiter node in another data centre and both the data
> bricks in the same data centre,
>
> 1) File-size 1 KB (10000 files )
> 2) mkdir
>
>
> Latency
>
> 5ms
>
> 10ms
>
> 20ms
>
> 50ms
>
> 100ms
>
> 200ms
>
> Ops
>
> Create
>
> 755 secs
>
> 1410 secs
>
> 2717 secs
>
> 5874 secs
>
> 12908 sec
>
> 26113 sec
>
> Mkdir
>
> 922 secs
>
> 1725 secs
>
> 3325 secs
>
> 8127 secs
>
> 16160 sec
>
> 30079 sec
>
>
> Thanks & Regards
>
> On Mon, Sep 25, 2017 at 5:40 AM, Colin Coe <colin.coe at gmail.com> wrote:
>
>> Hi all
>>
>> I've googled but can't find an answer to my question.
>>
>> I have two data centers.  Currently, I have a replica (count of 2 plus
>> arbiter) in one data center but is used by both.
>>
>> I want to change this to be a distributed replica across the two data
>> centers.
>>
>> There is a 20Mbps pipe and approx 22 ms latency. Is this sufficient?
>>
>> I really don't want to do the geo-replication in its current form.
>>
>> Thanks
>>
>> CC
>>
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>>
>
>
>
> --
>
> KARAN SANDHA
>
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>
> Red Hat Bangalore <https://www.redhat.com/>
>
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