[Gluster-users] Write speed of gluster volume reduced
allmyforums at outlook.in
Fri Mar 9 10:16:24 UTC 2018
Thanks much, I am checking
From: lavd.copylove at gmail.com <lavd.copylove at gmail.com> on behalf of Vlad Kopylov <vladkopy at gmail.com>
Sent: Thursday, March 8, 2018 10:38 PM
To: Sherin George
Cc: gluster-users at gluster.org
Subject: Re: [Gluster-users] Write speed of gluster volume reduced
also try disperse.eager-lock off
On Tue, Mar 6, 2018 at 7:40 AM, Sherin George <allmyforums at outlook.in> wrote:
> Hi Guys,
> I have a gluster volume with the following configuration.
> Number of Bricks: 9
> Transport-type: tcp
> Hot Tier :
> Hot Tier Type : Replicate
> Number of Bricks: 1 x 3 = 3
> Cold Tier:
> Cold Tier Type : Distributed-Replicate
> Number of Bricks: 2 x 3 = 6
> performance.flush-behind: on
> performance.cache-max-file-size: 128MB
> performance.cache-size: 25GB
> diagnostics.count-fop-hits: off
> diagnostics.latency-measurement: off
> cluster.tier-mode: cache
> features.ctr-enabled: on
> transport.address-family: inet
> nfs.disable: on
> performance.client-io-threads: off
> Without write cache, bricks in hot tier got around 1.5 GB/s write speed and
> bricks in cold tier got 700 MB/s. However, I am getting only around 35 MB/s
> write speed in gluster volume mounted in glusterfs.
> I checked and confirmed that I can get network throughput as much as 1.4
> The volume had around 175 MB/s write speed initially, however, speed reduced
> as more data stored in the volume. I also implemented a second volume with
> similar configuration, and I am getting write speed around 175 MB/s again.
> Could someone please advise on what could be done to improve write speed.
> Is NFS Ganesha a solution to improve write speed?
> Thanks in advance.
> Kind Regards,
> Gluster-users mailing list
> Gluster-users at gluster.org
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