[Gluster-devel] 3.7.8 client is slow
oleksandr at natalenko.name
Mon Feb 22 18:12:01 UTC 2016
could you please cross-post your observations to the following bugreport:
It seems you have faced similar issue.
On понеділок, 22 лютого 2016 р. 16:46:01 EET David Robinson wrote:
> The 3.7.8 FUSE client is significantly slower than 3.7.6. Is this
> related to some of the fixes that were done to correct memory leaks? Is
> there anything that I can do to recover the performance of 3.7.6?
> My testing involved creating a "bigfile" that is 20GB. I then installed
> the 3.6.6 FUSE client and tested the copy of the bigfile from one
> gluster machine to another. The test was repeated 2x to make sure cache
> wasn't affect performance.
> Using Centos7.1
> FUSE 3.6.6 took 47-seconds and 38-seconds.
> FUSE 3.7.6 took 43-seconds and 34-seconds.
> FUSE 3.7.8 took 205-seconds and 224-seconds
> I repeated the test on another machine that is running centos 6.7 and
> the results were even worse. 98-seconds for FUSE 3.6.6 versus
> 575-seconds for FUSE 3.7.8.
> My server setup is:
> Volume Name: gfsbackup
> Type: Distribute
> Volume ID: 29b8fae9-dfbf-4fa4-9837-8059a310669a
> Status: Started
> Number of Bricks: 2
> Transport-type: tcp
> Brick1: ffib01bkp:/data/brick01/gfsbackup
> Brick2: ffib01bkp:/data/brick02/gfsbackup
> Options Reconfigured:
> performance.readdir-ahead: on
> cluster.rebal-throttle: aggressive
> diagnostics.client-log-level: WARNING
> diagnostics.brick-log-level: WARNING
> changelog.changelog: off
> client.event-threads: 8
> server.event-threads: 8
> David F. Robinson, Ph.D.
> President - Corvid Technologies
> 145 Overhill Drive
> Mooresville, NC 28117
> 704.799.6944 x101 [Office]
> 704.252.1310 [Cell]
> 704.799.7974 [Fax]
> david.robinson at corvidtec.com
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