[LU-13455] HSM client disconnected and fail to reconnect to server

• Type: Bug
• Resolution: Fixed
• Priority: Minor
• Fix Version/s: Lustre 2.14.0
• Severity: 3
• Assignee: Andriy Skulysh
• Reporter: Andriy Skulysh

Description

[4354891.599839] Lustre: 14762:0:(client.c:2150:ptlrpc_expire_one_request()) @@@ Request sent has timed out for slow reply: [sent 1575163728/real 1575163728]  req@ffff9e568f3bb900 x1647812376
751168/t0(0) o59->snx11133-MDT0000-mdc-ffff9e787a482000@10.156.8.4@o2ib:12/10 lens 456/224 e 0 to 1 dl 1575164273 ref 2 fl Rpc:X/0/ffffffff rc 0/-1

Stack : 
__schedule
schedule
schedule_timeout
ptlrpc_set_wait
ptlrpc_queue_wait
mdc_ioc_hsm_ct_register
mdc_hsm_ct_reregister
libcfs_kkuc_group_foreach
mdc_import_event
ptlrpc_activate_import
ptlrpc_import_recovery_state_machine
ptlrpc_connect_interpret
ptlrpc_check_set
ptlrpc_check_set
ptlrpcd_check
ptlrpcd
kthread
Progs:  14762 "ptlrpcd_rcv"