Re: [Gluster-devel] Problem with TLA ver > 887

[Geoff Kassel]

Hi Mickey,
   Thanks for this.

Cheers,

Geoff Kassel.

On Mon, 9 Feb 2009, Mickey Mazarick wrote:
> Heh our tests are kind of an unholy mess... but here's the part I think
> is useful:
> We use a startup script that will iterate through vol files and mount
> the first available file on the list. We have a bunch of vol files that
> test a few different server configurations. After mountpoints are
> prepared we have other scripts that start virtual machine on the various
> mounts.
>
>  In other words I have a directory called "/glustermounts/" and in that
> directory I have the files:
> main.vol  main.vol.ib  main.vol.tcp stripe.vol.ha stripe.vol.tcp
>
> after running "/etc/init.d/glustersystem start"  I will have the
> following mount points:
> /system     (our default mount, we actually store the vol files here)
> /mnt/main
> /mnt/stripe
>
> The output shows me if any vol file failed to mount and it automatically
> attempts the next one (ex" "mounting main.vol failed, trying
> main.vol.ib"). We simply arrange vol files from most features to least.
> We have a separate script which starts up a virtual machine on each test
> mount. This is the actual "test" we use as it creates symbolic links,
> uses mmaps etc but it's pretty specific to us. This closely mirrors how
> we use it in production.
>
> I've included out startup script and I would suggest you simply run
> something similar to your production on a few mounts in the same way we
> have. I may share this with the entire group although there are probably
> better init scripts out there. This one does kill all processes attached
> to a mount point which is useful. Let me know if you have any questions!
>
> Thanks!
>
> -Mickey Mazarick
>
> Geoff Kassel wrote:
> > Hi,
> >    As a fellow GlusterFS user, I was just wondering if you could point me
> > to the regression tests you're using for GlusterFS?
> >
> >    I've looked high and low for the unit tests that the GlusterFS devs
> > are meants to be using (ala
> > http://www.gluster.org/docs/index.php/GlusterFS_QA) so that I can do my
> > own testing, but I've not been able to find them.
> >
> >    If it's tests you've developed in-house, would you be interested in
> > releasing them to the wider community?
> >
> > Kind regards,
> >
> > Geoff Kassel.
> >
> > On Thu, 5 Feb 2009, Mickey Mazarick wrote:
> >> I haven't done any full regression testing to see where the problem is
> >> but the later TLA versions are causeing out storage servers to spike to
> >> 100% cpu usage and the clients never see any files. Our initial tests
> >> are with ibverbs/HA but no performance translators.
> >>
> >> Thanks!
> >> -Mickey Mazarick