4 # XFS online growfs-while-allocating tests (data subvol variant)
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9 # This program is free software; you can redistribute it and/or
10 # modify it under the terms of the GNU General Public License as
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14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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20 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
22 #-----------------------------------------------------------------------
26 seqres=$RESULT_DIR/$seq
27 seqres=$RESULT_DIR/$seq
28 seqres=$RESULT_DIR/$seq
29 echo "QA output created by $seq"
33 status=1 # failure is the default!
34 trap "rm -f $tmp.*; exit \$status" 0 1 2 3 15
36 # get standard environment, filters and checks
43 _scratch_mkfs_xfs $@ | tee -a $seqres.full | _filter_mkfs 2>$tmp.mkfs
47 if ! _scratch_mount 2>/dev/null
49 echo "failed to mount $SCRATCH_DEV"
53 # fix the reserve block pool to a known size so that the enospc
54 # calculations work out correctly.
55 _scratch_resvblks 1024 > /dev/null 2>&1
60 $XFS_IO_PROG -f -c "resvsp 0 ${1}" $SCRATCH_MNT/resvfile
67 # -w ensures that the only ops are ones which cause write I/O
68 FSSTRESS_ARGS=`_scale_fsstress_args -d $SCRATCH_MNT -w -p $procs \
69 -n $nops $FSSTRESS_AVOID`
70 $FSSTRESS_PROG $FSSTRESS_ARGS >> $seqres.full &
73 # real QA test starts here
76 _scratch_mkfs_xfs | tee -a $seqres.full | _filter_mkfs 2>$tmp.mkfs
77 . $tmp.mkfs # extract blocksize and data size for scratch device
79 endsize=`expr 550 \* 1048576` # stop after growing this big
80 incsize=`expr 42 \* 1048576` # grow in chunks of this size
81 modsize=`expr 4 \* $incsize` # pause after this many increments
83 [ `expr $endsize / $dbsize` -lt $dblocks ] || _notrun "Scratch device too small"
86 size=`expr 120 \* 1048576` # 120 megabytes initially
87 sizeb=`expr $size / $dbsize` # in data blocks
88 echo "*** creating scratch filesystem"
89 _create_scratch -dsize=${size} -dagcount=${nags}
91 fillsize=`expr 110 \* 1048576` # 110 megabytes of filling
92 echo "*** using some initial space on scratch filesystem"
93 _fill_scratch $fillsize
96 # Grow the filesystem while actively stressing it...
97 # Kick off more stress threads on each iteration, grow; repeat.
99 while [ $size -le $endsize ]; do
100 echo "*** stressing a ${size} byte filesystem"
101 echo "*** stressing a ${sizeb} block filesystem" >> $seqres.full
104 size=`expr $size + $incsize`
105 sizeb=`expr $size / $dbsize` # in data blocks
106 echo "*** growing to a ${size} byte filesystem"
107 echo "*** growing to a ${sizeb} block filesystem" >> $seqres.full
108 xfs_growfs -D ${sizeb} $SCRATCH_MNT \
109 | tee -a $seqres.full | _filter_mkfs 2>$tmp.growfs
111 [ `expr $size % $modsize` -eq 0 ] && wait # every 4th iteration
112 echo AGCOUNT=$agcount | tee -a $seqres.full
113 echo && echo >> $seqres.full
115 wait # stop for any remaining stress processes