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Thanks much, I am checking
From: lavd.copylove@xxxxxxxxx <lavd.copylove@xxxxxxxxx> on behalf of Vlad Kopylov <vladkopy@xxxxxxxxx>
Sent: Thursday, March 8, 2018 10:38 PM To: Sherin George Cc: gluster-users@xxxxxxxxxxx Subject: Re: Write speed of gluster volume reduced http://lists.gluster.org/pipermail/gluster-users/2017-July/031788.html
http://lists.gluster.org/pipermail/gluster-users/2017-September/032385.html also try disperse.eager-lock off On Tue, Mar 6, 2018 at 7:40 AM, Sherin George <allmyforums@xxxxxxxxxx> 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 > Gbits/sec. > > 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, > Sherin > > > _______________________________________________ > Gluster-users mailing list > Gluster-users@xxxxxxxxxxx > http://lists.gluster.org/mailman/listinfo/gluster-users |
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