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QA output created by 112
=== refcount_bits limits ===
qemu-img: TEST_DIR/t.IMGFMT: Refcount width must be a power of two and may not exceed 64 bits
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
qemu-img: TEST_DIR/t.IMGFMT: Refcount width must be a power of two and may not exceed 64 bits
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
qemu-img: TEST_DIR/t.IMGFMT: Refcount width must be a power of two and may not exceed 64 bits
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
qemu-img: TEST_DIR/t.IMGFMT: Refcount width must be a power of two and may not exceed 64 bits
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
refcount bits: 1
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
refcount bits: 64
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
refcount bits: 16
=== refcount_bits and compat=0.10 ===
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
refcount bits: 16
qemu-img: TEST_DIR/t.IMGFMT: Different refcount widths than 16 bits require compatibility level 1.1 or above (use version=v3 or greater)
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
qemu-img: TEST_DIR/t.IMGFMT: Different refcount widths than 16 bits require compatibility level 1.1 or above (use version=v3 or greater)
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
=== Snapshot limit on refcount_bits=1 ===
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
refcount bits: 1
wrote 512/512 bytes at offset 0
512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
qemu-img: Could not create snapshot 'foo': -22 (Invalid argument)
Leaked cluster 6 refcount=1 reference=0
1 leaked clusters were found on the image.
This means waste of disk space, but no harm to data.
=== Snapshot limit on refcount_bits=2 ===
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
refcount bits: 2
wrote 512/512 bytes at offset 0
512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
qemu-img: Could not create snapshot 'baz': -22 (Invalid argument)
Leaked cluster 7 refcount=1 reference=0
1 leaked clusters were found on the image.
This means waste of disk space, but no harm to data.
=== Compressed clusters with refcount_bits=1 ===
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
refcount bits: 1
wrote 65536/65536 bytes at offset 0
64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
wrote 65536/65536 bytes at offset 65536
64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
No errors were found on the image.
=== MSb set in 64 bit refcount ===
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
refcount bits: 64
wrote 512/512 bytes at offset 0
512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
wrote 512/512 bytes at offset 0
512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
=== Snapshot on maximum 64 bit refcount value ===
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
refcount bits: 64
wrote 512/512 bytes at offset 0
512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
qemu-img: Could not create snapshot 'foo': -22 (Invalid argument)
Leaked cluster 5 refcount=18446744073709551615 reference=1
Leaked cluster 6 refcount=1 reference=0
2 leaked clusters were found on the image.
This means waste of disk space, but no harm to data.
=== Amend from refcount_bits=16 to refcount_bits=1 ===
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
refcount bits: 16
wrote 33554432/33554432 bytes at offset 16777216
32 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
No errors were found on the image.
refcount bits: 1
=== Amend from refcount_bits=1 to refcount_bits=64 ===
No errors were found on the image.
refcount bits: 64
=== Amend to compat=0.10 ===
qemu-img: compat=0.10 requires refcount_bits=16
refcount bits: 64
No errors were found on the image.
refcount bits: 16
refcount bits: 16
qemu-img: Refcount widths other than 16 bits require compatibility level 1.1 or above (use compat=1.1 or greater)
refcount bits: 16
=== Amend with snapshot ===
wrote 16777216/16777216 bytes at offset 0
16 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
qemu-img: Cannot decrease refcount entry width to 1 bits: Cluster at offset 0x50000 has a refcount of 2
No errors were found on the image.
refcount bits: 16
No errors were found on the image.
refcount bits: 2
=== Testing too many references for check ===
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
refcount bits: 1
wrote 65536/65536 bytes at offset 0
64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
ERROR: overflow cluster offset=0x50000
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
1 errors were found on the image.
Data may be corrupted, or further writes to the image may corrupt it.
refcount bits: 2
ERROR cluster 5 refcount=1 reference=2
Repairing cluster 5 refcount=1 reference=2
Repairing OFLAG_COPIED data cluster: l2_entry=8000000000050000 refcount=2
Repairing OFLAG_COPIED data cluster: l2_entry=8000000000050000 refcount=2
The following inconsistencies were found and repaired:
0 leaked clusters
3 corruptions
Double checking the fixed image now...
No errors were found on the image.
=== Multiple walks necessary during amend ===
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=65536
wrote 29696/29696 bytes at offset 0
29 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
(66.67/100%)
(50.00/100%)
refcount bits: 64
No errors were found on the image.
*** done
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