Re: xfs/076 takes a long long time testing with a realtime volume

Theodore Ts'o
2021-11-06T16:43:49Z

On Fri, Nov 05, 2021 at 07:08:04PM -0700, Darrick J. Wong wrote:
> On Fri, Nov 05, 2021 at 09:58:14PM -0400, Theodore Ts'o wrote:
> > After committing some exclusions into my test runner framework (see
> > below), I tested a potential fix to xfs/076 which disables the
> > real-time volume when creating the scratch volume. Should I send it
> > as a formal patch to fstests?
>
> Does adding:
>
> _xfs_force_bdev data $SCRATCH_MNT
>
> right after _scratch_mount make the performance problem go away? Sparse
> inodes and realtime are a supported configuration.

The test fails with an "fpunch failed" in 076.out.bad, and nothing
enlightening in 076.full. But it does complete in roughly two
minutes.

- Ted