[LU-4313] error creating file during OST failover

• Type: Bug
• Resolution: Fixed
• Priority: Major
• Fix Version/s: Lustre 2.6.0, Lustre 2.4.2, Lustre 2.5.1
• Affects Version/s: Lustre 2.4.1
• Severity: 3
• Assignee: Hongchao Zhang
• Reporter: Kit Westneat (Inactive)

Description

KIT recently upgraded their test servers to Lustre 2.4.1 and are getting errors similar to LU-3645:

Nov 25 08:09:03 pfscn2 kernel: : Lustre: pfscdat2-OST0000-osc-MDT0000: Connection to pfscdat2-OST0000 (at 172.26.17.4@o2ib) was lost; in progress operations using this service will wait for recovery to complete
Nov 25 08:09:03 pfscn2 kernel: : LustreError: 12137:0:(osp_precreate.c:484:osp_precreate_send()) pfscdat2-OST0000-osc-MDT0000: can't precreate: rc = -107
Nov 25 08:10:39 pfscn2 kernel: : Lustre: pfscdat2-OST0000-osc-MDT0000: Connection restored to pfscdat2-OST0000 (at 172.26.17.3@o2ib)

What logs should we get to debug this issue? Any debug patches to apply?