Skip to main content
NetApp Knowledge Base

Node reboots with PANIC: process on cpuXX hung (wafl_exempt0X)

Views:
171
Visibility:
Public
Votes:
0
Category:
ontap-9
Specialty:
core
Last Updated:

Applies to

  • ONTAP 9
  • FAS/ AFF
  • Flexgroups

Issue

Nodes may intermittently panic with one or more of the following panic strings:

Process mgwd unresponsive for 380 seconds (mgwd startup: "(4139)") in process nodewatchdog on release 9.10.1P1 (C)
Process on cpu6 hung (wafl_exempt00) for 5006 milliseconds! in SK process wafl_exempt00
PANIC: process on cpu31hung (wafl_exempt03) for 5007 milliseconds! version: 9.11.1P2

Sign in to view the entire content of this KB article.

New to NetApp?

Learn more about our award-winning Support

Scan to view the article on your device