4 # XFS online growfs-while-allocating tests (data subvol variant)
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22 #-----------------------------------------------------------------------
26 seqres=$RESULT_DIR/$seq
27 echo "QA output created by $seq"
31 status=1 # failure is the default!
32 trap "rm -f $tmp.*; exit \$status" 0 1 2 3 15
34 # get standard environment, filters and checks
41 _scratch_mkfs_xfs $@ | tee -a $seqres.full | _filter_mkfs 2>$tmp.mkfs
45 if ! _scratch_mount 2>/dev/null
47 echo "failed to mount $SCRATCH_DEV"
51 # fix the reserve block pool to a known size so that the enospc
52 # calculations work out correctly.
53 _scratch_resvblks 1024 > /dev/null 2>&1
58 $XFS_IO_PROG -f -c "resvsp 0 ${1}" $SCRATCH_MNT/resvfile
65 # -w ensures that the only ops are ones which cause write I/O
66 FSSTRESS_ARGS=`_scale_fsstress_args -d $SCRATCH_MNT -w -p $procs \
67 -n $nops $FSSTRESS_AVOID`
68 $FSSTRESS_PROG $FSSTRESS_ARGS >> $seqres.full &
71 # 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 125 \* 1048576` # 120 megabytes initially
87 sizeb=`expr $size / $dbsize` # in data blocks
88 echo "*** creating scratch filesystem"
89 _create_scratch -lsize=10m -dsize=${size} -dagcount=${nags}
91 echo "*** using some initial space on scratch filesystem"
92 for i in `seq 125 -1 90`; do
93 fillsize=`expr $i \* 1048576`
94 out="$(_fill_scratch $fillsize 2>&1)"
95 echo "$out" | grep -q 'No space left on device' && continue
96 test -n "${out}" && echo "$out"
101 # Grow the filesystem while actively stressing it...
102 # Kick off more stress threads on each iteration, grow; repeat.
104 while [ $size -le $endsize ]; do
105 echo "*** stressing filesystem"
106 echo "*** stressing a ${sizeb} block filesystem" >> $seqres.full
109 size=`expr $size + $incsize`
110 sizeb=`expr $size / $dbsize` # in data blocks
111 echo "*** growing filesystem"
112 echo "*** growing to a ${sizeb} block filesystem" >> $seqres.full
113 xfs_growfs -D ${sizeb} $SCRATCH_MNT \
114 | tee -a $seqres.full | _filter_mkfs 2>$tmp.growfs
116 [ `expr $size % $modsize` -eq 0 ] && wait # every 4th iteration
117 echo AGCOUNT=$agcount | tee -a $seqres.full
118 echo && echo >> $seqres.full
120 wait # stop for any remaining stress processes