On Wed, Jun 10, 2015 at 09:12:37PM +1000, Dave Chinner wrote: > On Wed, Jun 10, 2015 at 03:07:44PM +0800, Eryu Guan wrote: > > On Wed, Jun 10, 2015 at 08:29:33AM +1000, Dave Chinner wrote: > > > On Mon, Jun 08, 2015 at 08:41:11PM +0800, Eryu Guan wrote: > > > > Test concurrent buffered I/O, DIO, AIO, mmap I/O and splice I/O on the > > > > same files. > > > > > > > > Signed-off-by: Eryu Guan <eguan@xxxxxxxxxx> > > > > --- > > > > > > > > This fio job file has been proven to be potent, it triggers WARNINGs on ext4 > > > > and xfs with 4.1-rc6 kernel. > > > > > > > > ext4: WARNING: at fs/ext4/inode.c:1328 > > > > xfs: WARNING: CPU: 7 PID: 3090 at fs/xfs/xfs_file.c:726 xfs_file_dio_aio_write+0x176/0x2a8 [xfs]() > > > > > > > > The ext4 issue should be fixed by Lukas's patch > > > > ext4: fix reservation release on invalidatepage for delalloc fs > > > > > > > > And it ever paniced kernel in mm code and hung xfs. > > > > > > > > I reduced the numjobs and iodepth to reduce the test time(~25s on my test host) > > > > and scale them by $LOAD_FACTOR. And it still could trigger the warning on ext4 > > > > and xfs with reduced workload. > > > > > > > > v2: > > > > - use mktemp to create tmp fio job file > > > .... > > > > +seq=`basename $0` > > > > +seqres=$RESULT_DIR/$seq > > > > +echo "QA output created by $seq" > > > > + > > > > +here=`pwd` > > > > +fio_config=`mktemp` > > > > +status=1 # failure is the default! > > > > +trap "_cleanup; exit \$status" 0 1 2 3 15 > > > > > > By removing the definition of $tmp, you are now dumping all > > > the temporary files the test harnes creates in /. > > > > You're right, I see /fsck.log on my test host. > > > > I checked 'check' and common/rc and chech has its "tmp=/tmp/$$" > > definition and I thought I didn't use any functions from common/rc in my > > test directly that depends on $tmp definition. I must have missed > > something. > > > > Should I send a v3 and roll back to v1? or you can just take v1? > > You'll need a v3 to fix the problem with using an uninitialised, > unmounted SCRATCH_DEV in the test... How can I miss that.. Sorry and thanks! Eryu -- To unsubscribe from this list: send the line "unsubscribe fstests" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
