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030262a6e4
Just demonstrate one of x-blockdev-reopen usecases. We can't simply remove persistent bitmap from RO node (for example from backing file), as we need to remove it from the image too. So, we should reopen the node first. Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> Message-Id: <20210401161522.8001-1-vsementsov@virtuozzo.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
6 lines
421 B
Text
6 lines
421 B
Text
Trying to remove persistent bitmap from r-o base node, should fail:
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{"execute": "block-dirty-bitmap-remove", "arguments": {"name": "bitmap0", "node": "base"}}
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{"error": {"class": "GenericError", "desc": "Bitmap 'bitmap0' is readonly and cannot be modified"}}
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Remove persistent bitmap from base node reopened to RW:
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{"execute": "block-dirty-bitmap-remove", "arguments": {"name": "bitmap0", "node": "base"}}
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{"return": {}}
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