Bug 676948 – [RFE][6.1] sched: Try not to migrate higher priority RT tasks

Bugzilla will be upgraded to version 5.0. The upgrade date is tentatively scheduled for 2 December 2018, pending final testing and feedback.

Bug 676948 - [RFE][6.1] sched: Try not to migrate higher priority RT tasks

Summary:	[RFE][6.1] sched: Try not to migrate higher priority RT tasks

Status:	CLOSED ERRATA

Aliases:	None

Product:	Red Hat Enterprise Linux 6
Classification:	Red Hat
Component:	kernel (Show other bugs)
Sub Component:
Version:	6.2
Hardware:	All Linux

Priority	high Severity high
Target Milestone:	rc
Target Release:	---
Assigned To:	Larry Woodman
QA Contact:	Zhang Kexin
Docs Contact:

URL:
Whiteboard:
Keywords:	FutureFeature

Depends On:
Blocks:	627601
	Show dependency tree / graph

Reported:	2011-02-11 19:03 EST by Jeremy Eder
Modified:	2014-05-08 22:27 EDT (History)
CC List:	7 users (show)

See Also:
Fixed In Version:	kernel-2.6.32-128.el6
Doc Type:	Enhancement
Doc Text:
Story Points:	---
Clone Of:
Environment:
Last Closed:	2011-05-23 16:39:24 EDT
Type:	---
Regression:	---
Mount Type:	---
Documentation:	---
CRM:
Verified Versions:
Category:	---
oVirt Team:	---
RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---

Attachments	(Terms of Use)
kernelsharp for 12 threads on 8cpu with 125 kernel (155.10 KB, image/png) 2011-04-15 06:25 EDT, Zhang Kexin	no flags	Details
kernelsharp for 12 threads on 8cpu with 130 kernel (141.12 KB, image/png) 2011-04-15 06:25 EDT, Zhang Kexin	no flags	Details
kernelsharp for 16 threads on 8cpu with 125 kernel (146.37 KB, image/png) 2011-04-15 06:26 EDT, Zhang Kexin	no flags	Details
kernelsharp for 16 threads on 8cpu with 130 kernel (148.67 KB, image/png) 2011-04-15 06:27 EDT, Zhang Kexin	no flags	Details
Add an attachment (proposed patch, testcase, etc.)

External Trackers
Tracker	ID	Priority	Status	Summary	Last Updated
Red Hat Product Errata	RHSA-2011:0542	normal	SHIPPED_LIVE	Important: Red Hat Enterprise Linux 6.1 kernel security, bug fix and enhancement update	2011-05-19 07:58:07 EDT

Groups: None (edit)

Comment 3 Larry Woodman 2011-03-19 00:46:35 EDT

Built & tested a kernel.  Its located in barstool.build:/mnt/redhat/brewroot/scratch/lwoodman/task_3188439/.  Please try it out and let me know if it works ASAP so I get into RHEL6.U1.

Larry Woodman

Comment 10 Aristeu Rozanski 2011-03-30 10:23:54 EDT

Patch(es) available on kernel-2.6.32-128.el6

Comment 15 Zhang Kexin 2011-04-15 06:25:17 EDT

Created attachment 492328 [details]
kernelsharp for 12 threads on 8cpu with 125 kernel

Comment 16 Zhang Kexin 2011-04-15 06:25:58 EDT

Created attachment 492329 [details]
kernelsharp for 12 threads on 8cpu with 130 kernel

Comment 17 Zhang Kexin 2011-04-15 06:26:34 EDT

Created attachment 492330 [details]
kernelsharp for 16 threads on 8cpu with 125 kernel

Comment 18 Zhang Kexin 2011-04-15 06:27:06 EDT

Created attachment 492331 [details]
kernelsharp for 16 threads on 8cpu with 130 kernel

Comment 21 errata-xmlrpc 2011-05-23 16:39:24 EDT

An advisory has been issued which should help the problem
described in this bug report. This report is therefore being
closed with a resolution of ERRATA. For more information
on therefore solution and/or where to find the updated files,
please follow the link below. You may reopen this bug report
if the solution does not work for you.

http://rhn.redhat.com/errata/RHSA-2011-0542.html

Note You need to log in before you can comment on or make changes to this bug.