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System Hang or Panic Caused by Losing Connectivity with NFS server (Doc ID 2387385.1)

Last updated on APRIL 21, 2018

Applies to:

Solaris Operating System - Version 8.0 and later
Solaris x64/x86 Operating System - Version 8 6/00 U1 and later
Oracle Solaris on SPARC (64-bit)

Symptoms

Systems that access remote NFS shares may hang if the connection with the NFS server is lost, which can resulting in a system panic being forced by certain monitoring tools.
Since the server can no longer access the remote  file system  the monitoring software such as  cssdmonitor/cssdagent tool may decide to panic the node.

The panic message may looks like:

 

Cause

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