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1.1 root 1: #!/bin/bash
2: #
3: # Let a few AIO requests run in parallel and have them access different L2
4: # tables so that the cache has a chance to get used up.
5: #
6: # Copyright (C) 2012 Red Hat, Inc.
7: #
8: # This program is free software; you can redistribute it and/or modify
9: # it under the terms of the GNU General Public License as published by
10: # the Free Software Foundation; either version 2 of the License, or
11: # (at your option) any later version.
12: #
13: # This program is distributed in the hope that it will be useful,
14: # but WITHOUT ANY WARRANTY; without even the implied warranty of
15: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16: # GNU General Public License for more details.
17: #
18: # You should have received a copy of the GNU General Public License
19: # along with this program. If not, see <http://www.gnu.org/licenses/>.
20: #
21:
22: # creator
23: [email protected]
24:
25: seq=`basename $0`
26: echo "QA output created by $seq"
27:
28: here=`pwd`
29: tmp=/tmp/$$
30: status=1 # failure is the default!
31:
32: _cleanup()
33: {
34: _cleanup_test_img
35: }
36: trap "_cleanup; exit \$status" 0 1 2 3 15
37:
38: # get standard environment, filters and checks
39: . ./common.rc
40: . ./common.filter
41:
42: _supported_fmt qcow2
43: _supported_proto generic
44: _supported_os Linux
45:
46:
47: size=6G
48: CLUSTER_SIZE=512
49:
50: echo
51: echo "creating image"
52: _make_test_img $size
53:
54: function generate_requests() {
55: for i in $(seq 0 63); do
56: echo "aio_write ${i}M 512"
57: echo "aio_write ${i}M 512"
58: echo "aio_write ${i}M 512"
59: done
60: }
61:
62: generate_requests | $QEMU_IO $TEST_IMG | _filter_qemu_io |\
63: sed -e 's/bytes at offset [0-9]*/bytes at offset XXX/g'
64:
65: echo
66: echo "checking image for errors"
67: _check_test_img
68:
69: # success, all done
70: echo "*** done"
71: rm -f $seq.full
72: status=0
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