Copy-on-write cloning of images stopped working
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2018-02-05 14:12:47.815 22226 DEBUG oslo_concurrency.processutils [req-8ee777d5-1456-4639-bf31-92feeb4e745f 5a11b2a4399f9246e8b1a6266eb032d6f5c75600ef7555905b0abbf74e14962e e4804e650e7b4197b359ebfd62e5328c - - -] Running cmd (subprocess): rbd import --pool region-2.vms /var/lib/nova/instances/_base/314bf3a91cc2487d593bd699d88f8a7fc6bb26fe 00407ed2-fc37-4c3b-afac-440a464e941b_disk --image-format=2 --id cinder execute /usr/lib/python2.7/site-packages/oslo_concurrency/processutils.py:344
This change prevents access to the location parameter with default configuration, therefore image is not found for copy-on-write procedure. Instead it is copied to the compute node and back to ceph cluster. Therefore node may run out of disk space and crash.
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- Document ID:7022657
- Creation Date: 13-Feb-2018
- Modified Date:03-Mar-2020
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