Why the psrinfo command shows twice as many CPUs in my Intel based Sun Fire[TM] platforms than are physically installed. (Doc ID 1012272.1)

Last updated on SEPTEMBER 01, 2016

Applies to:

Sun Fire X4170 Server - Version Not Applicable and later
Sun Fire X4170 M2 Server - Version Not Applicable and later
Sun Fire X4270 Server - Version Not Applicable and later
Sun Netra X4270 Server - Version Not Applicable and later
Sun Fire X4270 M2 Server - Version Not Applicable and later
All Platforms
***Checked for relevance on 16-Jun-2014***

Goal

Intel based Oracle Sun Fire[TM] platforms contain multiple physical processors. Running the psrinfo(1M) command however appears to show details of more physical processors than you actually have installed. This document explains why this occurs.

Solution

Sign In with your My Oracle Support account

Don't have a My Oracle Support account? Click to get started

My Oracle Support provides customers with access to over a
Million Knowledge Articles and hundreds of Community platforms