[Gluster-Maintainers] Compound patches waiting for merging in release-3.8
Pranith Kumar Karampuri
pkarampu at redhat.com
Thu Sep 15 15:10:29 UTC 2016
On Thu, Sep 15, 2016 at 2:56 PM, Nigel Babu <nigelb at redhat.com> wrote:
> On Wed, Sep 07, 2016 at 10:21:38PM +0530, Pranith Kumar Karampuri wrote:
> > >
> > > These massive changes +1500 lines of code, have not one test.
> > > a new volume option is introduced. I really do hope there is some test
> > > in the master branch that runs soemthing useful with the new option
> > > enabled. Could you please backport that test-case too?
> > >
> > These patches are stabilization of experimental feature compound-fops for
> > 3.8.x that is why you see massive changes because it is still
> > As per the guidelines it is okay to do this. As this is performance
> > enhancement, the nature of tests we did were manual and comparing the
> > elapsed with and without the fixes. We see 10% performance improvement
> > overall in small file create workload where the write workload is 40%
> > the enhancement comes into picture. That is the reason you don't see any
> > automated test as I don't think we can reliably test the performance
> > improvement at the moment in automation. May be we can integrate it with
> > the one Nigel & Shyam are driving once it is available.
> The performance testing that Shyam and I are driving will not help test
> sort of scenarios. We do not have enough machines to run performance tests
> are this fine-grained.
Goal is to flip the default option to use this option in some time. So it
will be exercised whether we want it or not if you have replica volume.
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