On Tue, Apr 27, 2021 at 09:09:18PM -0700, Darrick J. Wong wrote: > From: Darrick J. Wong <djwong@xxxxxxxxxx> > > This test exercises xfs_db functionality that relates to the free space > btrees on the data device. Therefore, make sure that the files we > create are not realtime files. > > Signed-off-by: Darrick J. Wong <djwong@xxxxxxxxxx> > --- Reviewed-by: Brian Foster <bfoster@xxxxxxxxxx> > tests/xfs/004 | 4 ++++ > 1 file changed, 4 insertions(+) > > > diff --git a/tests/xfs/004 b/tests/xfs/004 > index 141cf03a..7633071c 100755 > --- a/tests/xfs/004 > +++ b/tests/xfs/004 > @@ -28,6 +28,10 @@ _populate_scratch() > _scratch_mkfs_xfs | tee -a $seqres.full | _filter_mkfs 2>$tmp.mkfs > . $tmp.mkfs > _scratch_mount > + # This test looks at specific behaviors of the xfs_db freesp command, > + # which reports on the contents of the free space btrees for the data > + # device. Don't let anything get created on the realtime volume. > + $XFS_IO_PROG -c 'chattr -t' $SCRATCH_MNT > dd if=/dev/zero of=$SCRATCH_MNT/foo count=200 bs=4096 >/dev/null 2>&1 & > dd if=/dev/zero of=$SCRATCH_MNT/goo count=400 bs=4096 >/dev/null 2>&1 & > dd if=/dev/zero of=$SCRATCH_MNT/moo count=800 bs=4096 >/dev/null 2>&1 & >
