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e9dbdc5e46
Add tests for conversion between different refcount widths. Signed-off-by: Max Reitz <mreitz@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
156 lines
5.6 KiB
Plaintext
156 lines
5.6 KiB
Plaintext
QA output created by 112
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=== refcount_bits limits ===
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qemu-img: TEST_DIR/t.IMGFMT: Refcount width must be a power of two and may not exceed 64 bits
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Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
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qemu-img: TEST_DIR/t.IMGFMT: Refcount width must be a power of two and may not exceed 64 bits
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Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864 refcount_bits=-1
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qemu-img: TEST_DIR/t.IMGFMT: Refcount width must be a power of two and may not exceed 64 bits
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Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
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qemu-img: TEST_DIR/t.IMGFMT: Refcount width must be a power of two and may not exceed 64 bits
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Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
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Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
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refcount bits: 1
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Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
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refcount bits: 64
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Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
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refcount bits: 16
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=== refcount_bits and compat=0.10 ===
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Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
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refcount bits: 16
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qemu-img: TEST_DIR/t.IMGFMT: Different refcount widths than 16 bits require compatibility level 1.1 or above (use or greater)
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Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
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qemu-img: TEST_DIR/t.IMGFMT: Different refcount widths than 16 bits require compatibility level 1.1 or above (use or greater)
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Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
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=== Snapshot limit on refcount_bits=1 ===
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Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
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refcount bits: 1
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wrote 512/512 bytes at offset 0
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512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
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qemu-img: Could not create snapshot 'foo': -22 (Invalid argument)
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Leaked cluster 6 refcount=1 reference=0
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1 leaked clusters were found on the image.
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This means waste of disk space, but no harm to data.
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=== Snapshot limit on refcount_bits=2 ===
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Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
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refcount bits: 2
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wrote 512/512 bytes at offset 0
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512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
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qemu-img: Could not create snapshot 'baz': -22 (Invalid argument)
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Leaked cluster 7 refcount=1 reference=0
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1 leaked clusters were found on the image.
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This means waste of disk space, but no harm to data.
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=== Compressed clusters with refcount_bits=1 ===
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Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
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refcount bits: 1
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wrote 65536/65536 bytes at offset 0
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64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
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wrote 65536/65536 bytes at offset 65536
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64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
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No errors were found on the image.
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=== MSb set in 64 bit refcount ===
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Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
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refcount bits: 64
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wrote 512/512 bytes at offset 0
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512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
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wrote 512/512 bytes at offset 0
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512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
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=== Snapshot on maximum 64 bit refcount value ===
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Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
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refcount bits: 64
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wrote 512/512 bytes at offset 0
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512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
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qemu-img: Could not create snapshot 'foo': -22 (Invalid argument)
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Leaked cluster 5 refcount=18446744073709551615 reference=1
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Leaked cluster 6 refcount=1 reference=0
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2 leaked clusters were found on the image.
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This means waste of disk space, but no harm to data.
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=== Amend from refcount_bits=16 to refcount_bits=1 ===
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Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
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refcount bits: 16
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wrote 33554432/33554432 bytes at offset 16777216
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32 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
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No errors were found on the image.
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refcount bits: 1
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=== Amend from refcount_bits=1 to refcount_bits=64 ===
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No errors were found on the image.
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refcount bits: 64
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=== Amend to compat=0.10 ===
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qemu-img: compat=0.10 requires refcount_bits=16
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qemu-img: Error while amending options: Operation not supported
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refcount bits: 64
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No errors were found on the image.
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refcount bits: 16
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refcount bits: 16
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qemu-img: Different refcount widths than 16 bits require compatibility level 1.1 or above (use compat=1.1 or greater)
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qemu-img: Error while amending options: Invalid argument
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refcount bits: 16
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=== Amend with snapshot ===
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wrote 16777216/16777216 bytes at offset 0
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16 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
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qemu-img: Cannot decrease refcount entry width to 1 bits: Cluster at offset 0x50000 has a refcount of 2
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qemu-img: Error while amending options: Invalid argument
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No errors were found on the image.
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refcount bits: 16
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No errors were found on the image.
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refcount bits: 2
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=== Testing too many references for check ===
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Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
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refcount bits: 1
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wrote 65536/65536 bytes at offset 0
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64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
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ERROR: overflow cluster offset=0x50000
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Use qemu-img amend to increase the refcount entry width or qemu-img convert to create a clean copy if the image cannot be opened for writing
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1 errors were found on the image.
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Data may be corrupted, or further writes to the image may corrupt it.
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refcount bits: 2
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ERROR cluster 5 refcount=1 reference=2
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Repairing cluster 5 refcount=1 reference=2
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Repairing OFLAG_COPIED data cluster: l2_entry=8000000000050000 refcount=2
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Repairing OFLAG_COPIED data cluster: l2_entry=8000000000050000 refcount=2
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The following inconsistencies were found and repaired:
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0 leaked clusters
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3 corruptions
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Double checking the fixed image now...
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No errors were found on the image.
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=== Multiple walks necessary during amend ===
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Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=65536
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wrote 29696/29696 bytes at offset 0
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29 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
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(66.67/100%)
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(50.00/100%)
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refcount bits: 64
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No errors were found on the image.
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*** done
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