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Darrick J. Wong
9184ca155d
Perform copy-on-writes at random offsets to stress the CoW allocation system. Assess the effectiveness of the extent size hint at combatting fragmentation via unshare, a rewrite, and no-op after the random writes. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
14 lines
429 B
Plaintext
14 lines
429 B
Plaintext
QA output created by 209
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Format and mount
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Set extsz and cowextsz on directory
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Create a fake tree structure
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Check cowextsize settings
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[1048576] /opt/test-209/dir-1/file-1
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[1048576] /opt/test-209/dir-1/file-2
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[1048576] /opt/test-209/dir-1/file-3
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[1048576] /opt/test-209/dir-1/file-4
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[1048576] /opt/test-209/dir-2/file-1
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[1048576] /opt/test-209/dir-2/file-2
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[1048576] /opt/test-209/dir-2/file-3
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[1048576] /opt/test-209/dir-2/file-4
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