Description of problem: After extending for a second time a master storage domain the used size decreases by exactly 1 GB Version-Release number of selected component (if applicable): rhevm-3.4.1-0.28 How reproducible: 100% Steps to Reproduce: 1. Have 1 DC Shared with 1 iscsi storage domain 2. Add disks/vms (doesn't matter if preallocated or thin or number) 3. Extend master (used and total size are updated properly) 4. Extend master again with other LUN Actual results: Used size is shrink by 1 GB Expected results: Used size is the same Additional info: * Importad: extend the storage domain a third time update the used value to the proper one * This doesn't happen in 3.5 This is one run with values (Total here is available + used): 1st extend: domain iscsi_0. Allocated: 10737418240 Total: 213674622976 Used: 8589934592 2nd extend: domain iscsi_0. Allocated: 10737418240 Total: 266287972352 Used: 7516192768 Used size for iscsi_0 is 7516192768, before extend was 8589934592 3rd extend: domain iscsi_0. Allocated: 10737418240 Total: 319975063552 Used: 8589934592 Used size for iscsi_0 is 8589934592, before extend was 7516192768
RHEV-M 3.5.0 has been released, closing this bug.