Bug 651809 - FEAT: feature request. disable iostat collection in gendisk [rhel-5.3.z]
Summary: FEAT: feature request. disable iostat collection in gendisk [rhel-5.3.z]
Keywords:
Status: CLOSED ERRATA
Alias: None
Product: Red Hat Enterprise Linux 5
Classification: Red Hat
Component: kernel
Version: 5.3
Hardware: All
OS: Linux
low
high
Target Milestone: rc
: ---
Assignee: Jiri Pirko
QA Contact: Red Hat Kernel QE team
URL:
Whiteboard:
: 646908 (view as bug list)
Depends On: 484158
Blocks:
TreeView+ depends on / blocked
 
Reported: 2010-11-10 11:11 UTC by RHEL Program Management
Modified: 2015-05-05 01:21 UTC (History)
11 users (show)

Fixed In Version: kernel-2.6.18-128.28.1.el5
Doc Type: Enhancement
Doc Text:
When the system was under workload, the accounting of partition input/output statistics could negatively affect the performance. This updates introduces the possibility to turn the I/O accounting off by changing the value in /sys/block/[device_name]/queue/iostats.
Clone Of:
Environment:
Last Closed: 2011-01-13 08:19:27 UTC
Target Upstream Version:
Embargoed:

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHBA-2011:0140 0 normal SHIPPED_LIVE kernel bug fix update 2011-01-13 08:18:56 UTC

Description RHEL Program Management 2010-11-10 11:11:19 UTC 
This bug has been copied from bug #484158 and has been proposed
to be backported to 5.3 z-stream (EUS).
Comment 4 Don Howard 2010-11-10 19:32:10 UTC 
*** Bug 646908 has been marked as a duplicate of this bug. ***
Comment 8 Jiri Pirko 2010-12-01 23:15:43 UTC 
in kernel-2.6.18-128.28.1.el5

linux-2.6-block-disable-iostat-collection-in-gendisk.patch
linux-2.6-block-fix-request-flags.patch
Comment 11 Jaromir Hradilek 2011-01-12 14:44:07 UTC 
    Technical note added. If any revisions are required, please edit the "Technical Notes" field
    accordingly. All revisions will be proofread by the Engineering Content Services team.
    
    New Contents:
When the system was under workload, the accounting of partition input/output statistics could negatively affect the performance. This updates introduces the possibility to turn the I/O accounting off by changing the value in /sys/block/[device_name]/queue/iostats.
Comment 13 errata-xmlrpc 2011-01-13 08:19:27 UTC 
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/RHBA-2011-0140.html
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