4 # Try to ENOSPC while expanding the refcntbt by CoWing every block
5 # of a file that eats the whole AG.
7 #-----------------------------------------------------------------------
8 # Copyright (c) 2015, Oracle and/or its affiliates. All Rights Reserved.
10 # This program is free software; you can redistribute it and/or
11 # modify it under the terms of the GNU General Public License as
12 # published by the Free Software Foundation.
14 # This program is distributed in the hope that it would be useful,
15 # but WITHOUT ANY WARRANTY; without even the implied warranty of
16 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 # GNU General Public License for more details.
19 # You should have received a copy of the GNU General Public License
20 # along with this program; if not, write the Free Software Foundation,
21 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
22 #-----------------------------------------------------------------------
25 seqres="$RESULT_DIR/$seq"
26 echo "QA output created by $seq"
30 status=1 # failure is the default!
31 trap "_cleanup; exit \$status" 0 1 2 3 15
36 rm -rf "$tmp".* "$testdir"
39 # get standard environment, filters and checks
44 # real QA test starts here
46 _require_scratch_reflink
51 echo "Format and mount"
52 _scratch_mkfs -d agsize=$((32 * 1048576)) > "$seqres.full" 2>&1
53 _scratch_mount >> "$seqres.full" 2>&1
55 testdir="$SCRATCH_MNT/test-$seq"
58 blksz="$(stat -f "$testdir" -c '%S')"
60 echo "Create the original files"
63 _pwrite_byte 0x61 0 $sz "$testdir/file1" >> "$seqres.full"
64 _cp_reflink "$testdir/file1" "$testdir/file2" >> "$seqres.full"
67 echo "CoW every other block"
68 _pwrite_byte 0x62 0 $sz "$testdir/file1" >> "$seqres.full"
72 md5sum "$testdir/file1" | _filter_scratch
73 md5sum "$testdir/file2" | _filter_scratch
74 #filefrag -v "$testdir/file1" "$testdir/file2"
76 echo "Check scratch fs"