[LU-324] chgrp can't be successful to many files

• Type: Bug
• Resolution: Cannot Reproduce
• Priority: Minor
• Affects Version/s: Lustre 1.8.6
• Severity: 3
• Assignee: Lai Siyao
• Reporter: Shuichi Ihara (Inactive)

Description

When a user tried to run chgrp command (recursively) to an directory which has a lot of files (4-5 million files), the client hanged and became no response. They tried a couple of time (even other client), but it couldn't be successful due to the following errors.

Apr 27 10:16:25 t2a006166 kernel: [1641802.777783] Lustre: work0-MDT0000-mdc-ffff880d8ae6c800: Connection to service work0-MDT0000 via nid 10.1.7.17@o2ib was lost; in progress operations using this service will wait for recovery to complete.
Apr 27 10:16:25 t2a006166 kernel: [1641802.777991] LustreError: 167-0: This client was evicted by work0-MDT0000; in progress operations using this service will fail.
Apr 27 10:16:25 t2a006166 kernel: [1641802.778116] LustreError: 16507:0:(llite_lib.c:1520:ll_setattr_raw()) mdc_setattr fails: rc = -4

Issue Links

• Trackbacks: Lustre 1.8.x known issues tracker While testing against Lustre b18 branch, we would hit known bugs which were already reported in Lustre Bugzilla https://bugzilla.lustre.org/. In order to move away from relying on Bugzilla, we would create a JIRA