Description of problem: rhv-image-discrepancies should report if the truesize from VDSM has different size in images in the engine. - Image is size 3221225472 per the image table in the engine. ~~~ -[ RECORD 1 ]---------+------------------------------------- image_guid | 8abc8dd3-8ca9-4593-87e1-03dc3d4e4ab2 creation_date | 2020-12-01 22:53:10+00 size | 3221225472 <<================================= volume_type | 2 volume_format | 4 ~~~ - vdsm-tool dump-volume-chains 1810c39d-bd04-4ca9-867d-c0a31a0cda26 shows the truesize as 5368709120 ~~~ image: 678ba61d-ef4d-4465-a36b-97de7c086e7d - 8abc8dd3-8ca9-4593-87e1-03dc3d4e4ab2 status: OK, voltype: LEAF, format: COW, legality: LEGAL, type: SPARSE, capacity: 3221225472, truesize: 5368709120 ~~~ The lvm lvs shows the size as 5gb. ~~~ 8abc8dd3-8ca9-4593-87e1-03dc3d4e4ab2 1810c39d-bd04-4ca9-867d-c0a31a0cda26 -wi-ao---- 5.00g IU_678ba61d-ef4d-4465-a36b-97de7c086e7d,MD_29,PU_00000000-0000-0000-0000-000000000000 ~~~ Version-Release number of selected component (if applicable): 4.4.3 How reproducible: Steps to Reproduce: 1. 2. 3. Actual results: rhv-image-discrepancies doesn't report this information. Expected results: rhv-image-discrepancies should report this information. Additional info:
Verified on: rhv-log-collector-analyzer-1.0.6-1.el8ev.noarch Steps: 1. uploaded an image as disk on UI # vdsm-tool dump-volume-chains e110ae75-a607-4e19-af2f-dcba4fe40536 ~~~ image: c4269250-942f-471a-85c4-b28eeb9078d1 - 27ba6f55-3b78-4182-bbf4-f57e7705d28b status: OK, voltype: LEAF, format: RAW, legality: LEGAL, type: SPARSE, capacity: 663552, truesize: 671744 ~~~ 2. created a fake file with bigger size overwriting the uploaded image mounted on the host # fallocate -x -l 2G /rhev/data-center/mnt/<nfs_mounted_domain>/e110ae75-a607-4e19-af2f-dcba4fe40536/images/c4269250-942f-471a-85c4-b28eeb9078d1/27ba6f55-3b78-4182-bbf4-f57e7705d28b 3. on engine run rhv-image-discrepancies # rhv-image-discrepancies ~~~ Checking storage domain e110ae75-a607-4e19-af2f-dcba4fe40536 Image 27ba6f55-3b78-4182-bbf4-f57e7705d28b size on the storage(2148540416) is larger than the capacity(663552) ~~~ Results: rhv-image-discrepancies properly reporting image with bigger storage than truesize
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory (Low: RHV-M(ovirt-engine) 4.4.z security, bug fix, enhancement update [ovirt-4.4.4]), and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHSA-2021:0381