psrinfo: Physical processor view not supported (Doc ID 1552322.1)

Last updated on JULY 29, 2016

Applies to:

Solaris Operating System - Version 10 8/07 U4 and later
Information in this document applies to any platform.

Symptoms

On some new system builds, it may be noticed that the system will not be able to view it's processors using the psrinfo command:

# psrinfo -p
psrinfo: Physical processor view not supported

This has recently been reported against machines installed with the Solaris 10 Update 9 OS image (from /etc/release) on the T4 hardware platforms, and then patched to Update 10:

Oracle Solaris 10 9/10 s10s_u9wos_14a SPARC
Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
Assembled 11 August 2010

We will use this case as our example for this document.

Cause

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