2019-02-08 16:06:08 +01:00
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Test 1
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{"execute": "block-dirty-bitmap-add", "arguments": {"disabled": false, "granularity": 16384, "name": "bitmap-0", "node": "drive0", "persistent": false}}
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{"return": {}}
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wrote 262144/262144 bytes at offset 0
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256 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
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qemu-img info dump:
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image: TEST_IMG
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file format: IMGFMT
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2019-04-17 19:11:01 +02:00
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virtual size: 1 MiB (1048576 bytes)
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2019-02-08 16:06:08 +01:00
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cluster_size: 65536
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Format specific information:
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compat: 1.1
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lazy refcounts: false
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refcount bits: 16
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corrupt: false
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No bitmap in JSON format output
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Test 2
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{"execute": "block-dirty-bitmap-add", "arguments": {"disabled": true, "granularity": 32768, "name": "bitmap-1", "node": "drive0", "persistent": true}}
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{"return": {}}
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wrote 262144/262144 bytes at offset 262144
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256 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
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qemu-img info dump:
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image: TEST_IMG
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file format: IMGFMT
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2019-04-17 19:11:01 +02:00
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virtual size: 1 MiB (1048576 bytes)
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2019-02-08 16:06:08 +01:00
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cluster_size: 65536
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Format specific information:
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compat: 1.1
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lazy refcounts: false
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bitmaps:
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[0]:
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flags:
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name: bitmap-1
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granularity: 32768
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refcount bits: 16
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corrupt: false
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The same bitmaps in JSON format:
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[
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{
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"flags": [],
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"granularity": 32768,
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"name": "bitmap-1"
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}
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]
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Test 3
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{"execute": "block-dirty-bitmap-add", "arguments": {"disabled": false, "granularity": 65536, "name": "bitmap-2", "node": "drive0", "persistent": true}}
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{"return": {}}
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wrote 262144/262144 bytes at offset 524288
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256 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
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qemu-img info dump:
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image: TEST_IMG
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file format: IMGFMT
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2019-04-17 19:11:01 +02:00
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virtual size: 1 MiB (1048576 bytes)
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2019-02-08 16:06:08 +01:00
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cluster_size: 65536
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Format specific information:
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compat: 1.1
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lazy refcounts: false
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bitmaps:
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[0]:
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flags:
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name: bitmap-1
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granularity: 32768
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[1]:
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flags:
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[0]: auto
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name: bitmap-2
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granularity: 65536
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refcount bits: 16
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corrupt: false
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The same bitmaps in JSON format:
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[
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{
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"flags": [],
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"granularity": 32768,
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"name": "bitmap-1"
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},
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{
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"flags": [
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"auto"
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],
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"granularity": 65536,
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"name": "bitmap-2"
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}
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]
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Test 4
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Checking "in-use" flag...
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qemu-img info dump:
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image: TEST_IMG
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file format: IMGFMT
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2019-04-17 19:11:01 +02:00
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virtual size: 1 MiB (1048576 bytes)
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2019-02-08 16:06:08 +01:00
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cluster_size: 65536
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Format specific information:
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compat: 1.1
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lazy refcounts: false
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bitmaps:
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[0]:
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flags:
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[0]: in-use
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name: bitmap-1
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granularity: 32768
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[1]:
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flags:
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[0]: in-use
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[1]: auto
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name: bitmap-2
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granularity: 65536
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refcount bits: 16
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corrupt: false
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The same bitmaps in JSON format:
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[
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{
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"flags": [
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"in-use"
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],
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"granularity": 32768,
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"name": "bitmap-1"
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},
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{
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"flags": [
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"in-use",
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"auto"
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],
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"granularity": 65536,
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"name": "bitmap-2"
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}
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]
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Test 5
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{"execute": "block-dirty-bitmap-add", "arguments": {"disabled": false, "granularity": 16384, "name": "bitmap-0", "node": "drive0", "persistent": true}}
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{"return": {}}
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Write an unknown bitmap flag '0x4' into a new QCOW2 image at offset 327695
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qemu-img: Could not open 'TEST_IMG': Bitmap 'bitmap-0' doesn't satisfy the constraints
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Unset the unknown bitmap flag '0x4' in the bitmap directory entry:
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image: TEST_IMG
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file format: IMGFMT
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2019-04-17 19:11:01 +02:00
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virtual size: 1 MiB (1048576 bytes)
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2019-02-08 16:06:08 +01:00
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cluster_size: 65536
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Format specific information:
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compat: 1.1
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lazy refcounts: false
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bitmaps:
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[0]:
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flags:
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[0]: auto
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name: bitmap-0
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granularity: 16384
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refcount bits: 16
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corrupt: false
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Test complete
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