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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>
13 lines
403 B
Plaintext
13 lines
403 B
Plaintext
QA output created by 182
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Format and mount
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Create the original files
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Compare files
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2909feb63a37b0e95fe5cfb7f274f7b1 SCRATCH_MNT/test-182/file1
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2909feb63a37b0e95fe5cfb7f274f7b1 SCRATCH_MNT/test-182/file2
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CoW and unmount
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pwrite64: Invalid argument
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Compare files
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2909feb63a37b0e95fe5cfb7f274f7b1 SCRATCH_MNT/test-182/file1
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c6ba35da9f73ced20d7781a448cc11d4 SCRATCH_MNT/test-182/file2
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Check extent counts
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