Re: quota tests

[Jan Kara <jack@suse.cz>]

On Tue 06-09-11 16:43:34, Jan Kara wrote:
> On Tue 06-09-11 08:21:16, Christoph Hellwig wrote:
> > do you have some quota test scripts?  I've noticed that the quota
> > testing in xfstests really isn't as good as it should be and I'm
> > looking for more existing tests I can integrated before writing new
> > ones from scratch.
>   All I had (well, except a tool which verifies sanity of quotactl syscall
> but that's out of scope for xfstests I'd say) is already integrated into
> xfstests.
> 
>   We have test 219 which tests whether quota measures something sane.
>   Test 230 tries to exceed various quota limits and checks that it fails
> roughly at the right moment.
>   Tests 231 and 232 check that if we stress the filesystem (fsx, fsstress),
> the resulting quota usage is indeed what we get when we sum up the usage
> using quotacheck (which is worthless for XFS but for ext? filesystems this
> is really useful).
>   Test 233 checks running fsstress with quotas set low so that we often hit
> EDQUOT. We also verify that usage matches what quotacheck gets.
>   Finally test 234 stresses operations on top of quota files by adding and
> removing quota structures by setquota from several processes.
  Oh, and we have test 235 which checks whether quota gets properly
suspended during remount read-only and reenabled during remount read-write.

 								Honza
-- 
Jan Kara <jack@suse.cz>
SUSE Labs, CR