Bug 459214

Summary:	CPUIDLE does not work on SMP Opteron system
Product:	[Fedora] Fedora	Reporter:	vit <vit_sd>
Component:	kernel	Assignee:	John Feeney <jfeeney>
Status:	CLOSED INSUFFICIENT_DATA	QA Contact:	Fedora Extras Quality Assurance <extras-qa>
Severity:	high	Docs Contact:
Priority:	medium
Version:	9	CC:	kernel-maint
Target Milestone:	---
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	Bug Fix
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2008-10-24 02:52:02 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:

Description vit 2008-08-15 02:13:50 UTC

Description of problem:

Cpuidle does not work on dual cpu quad-core Opteron system, sensors reports around 48C and 61C under 0 load for the first and second CPUs respectively. Both menu and ladder governors give similar results. Recompiling kernel with "CONFIG_CPU_IDLE is not set" gives around 35C and 41C under 0 load.


Version-Release number of selected component (if applicable):

All versions starting from original Fedora 9 kernel up to the latest kernel-2.6.25.14-108.fc9.x86_64.


How reproducible:


Steps to Reproduce:
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Actual results:


Expected results:


Additional info: It is probably stock kernel bug.

Comment 1 Chuck Ebbert 2008-09-04 20:44:32 UTC

This should be fixed in the latest F9 test kernel, 2.6.26.3-29.fc9

Comment 2 Chuck Ebbert 2008-09-21 17:50:55 UTC

2.6.26.3-29 is released. Is this bug fixed?

Comment 3 Chuck Ebbert 2008-10-24 02:52:02 UTC

30+ days in state NEEDINFO, closing bug.