[Gluster-devel] 3.7.9 update

[Raghavendra Talur]

On Mon, Mar 14, 2016 at 8:40 AM, Kaushal M <kshlmster at gmail.com> wrote:

> Hey Vijay,
>
> Awesome work on the tests!
>
+1



>
> Could you please list down the tests you run for releases?  This would
> help the other release-maintainers could run them as well. We could
> also try automating these tests, so that it becomes even easier.
>

+1, I will add it to the vagrant setup I have on gluster repo.


>
> ~kaushal
>
> On Sun, Mar 13, 2016 at 10:50 PM, Vijay Bellur <vbellur at redhat.com> wrote:
> > Hey All,
> >
> > I have been running tests with the latest HEAD of release-3.7  on a 2x2
> > distributed replicated volume. Here are some updates:
> >
> > - Write Performance has seen an improvement as seen by running
> perf-test.sh
> > [1]
> >
> >
> > v3.7.9 with FUSE client
> >
> > Testname                Time
> > emptyfiles_create       961.83
> > emptyfiles_delete       600.08
> > smallfiles_create       1508.38
> > smallfiles_rewrite      1325.60
> > smallfiles_read         598.50
> > smallfiles_reread       384.65
> > smallfiles_delete       623.66
> > largefile_create        18.33
> > largefile_rewrite       19.17
> > largefile_read          11.44
> > largefile_reread        0.31
> > largefile_delete        0.66
> > directory_crawl_create  981.21
> > directory_crawl         30.64
> > directory_recrawl       28.01
> > metadata_modify         1117.92
> > directory_crawl_delete  423.08
> >
> > v3.7.8 with FUSE client
> >
> > Testname                Time
> > emptyfiles_create       953.87
> > emptyfiles_delete       577.46
> > smallfiles_create       1837.33
> > smallfiles_rewrite      2349.37
> > smallfiles_read         604.22
> > smallfiles_reread       394.48
> > smallfiles_delete       629.74
> > largefile_create        73.86
> > largefile_rewrite       76.23
> > largefile_read          11.36
> > largefile_reread        0.31
> > largefile_delete        0.65
> > directory_crawl_create  985.16
> > directory_crawl         31.10
> > directory_recrawl       26.94
> > metadata_modify         1422.60
> > directory_crawl_delete  382.57
> >
> > Hopefully this addresses the write performance drop we observed with
> 3.7.8.
> >
> > - Regular file system test tools like iozone, dbench etc. are running
> fine
> > with the fuse client.
> >
> > - Rolling upgrade from 3.7.8 to the latest release-3.7 HEAD worked fine
> with
> > I/O happening from a fuse client.
> >
> > - There is a memory leak in FUSE client that I observed while running
> > perf-test.sh. A statedump revealed that there was a ref leak on several
> > inodes. I have sent a possible patch [2] which addressed problems in my
> test
> > setup. This does need careful review and more testing. Given the memory
> > leaks we have been observing with fuse, I feel that it would be good to
> > review mount/fuse for possible leaks and run more tests before releasing
> > 3.7.9. I am looking at pushing out tagging by 2-3 days to mid week to
> > accomplish this. Niels, Raghavendra - can you provide additional help
> with
> > reviewing here?
> >
> > - Tiering has seen a lot of patches in 3.7.9. Dan, Nithya - can you
> please
> > assist in preparation of release notes by summarizing the changes and
> > providing inputs on the general readiness of tiering?
> >
> > Thanks,
> > Vijay
> >
> > [1] https://github.com/avati/perf-test/blob/master/perf-test.sh
> >
> > [2] http://review.gluster.org/#/c/13689/
> >
> >
> > _______________________________________________
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> > Gluster-devel at gluster.org
> > http://www.gluster.org/mailman/listinfo/gluster-devel
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