Bug 1095915 - Patch to fix memory leak in classify code of irqbalance
Summary: Patch to fix memory leak in classify code of irqbalance
Keywords:
Status: CLOSED RAWHIDE
Alias: None
Product: Fedora
Classification: Fedora
Component: irqbalance
Version: rawhide
Hardware: arm
OS: Linux
unspecified
urgent
Target Milestone: ---
Assignee: Petr Holasek
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard:
Depends On:
Blocks: 1095941
TreeView+ depends on / blocked
 
Reported: 2014-05-08 20:04 UTC by Dr. Tilmann Bubeck
Modified: 2016-10-04 04:12 UTC (History)
2 users (show)

Fixed In Version: irqbalance-1.0.7-5.fc21
Clone Of:
: 1095941 (view as bug list)
Environment:
Last Closed: 2014-05-08 21:35:34 UTC
Type: Bug
Embargoed:


Attachments (Terms of Use)
Patch to fix the problem (2.41 KB, patch)
2014-05-08 20:04 UTC, Dr. Tilmann Bubeck
no flags Details | Diff

Description Dr. Tilmann Bubeck 2014-05-08 20:04:09 UTC
Created attachment 893775 [details]
Patch to fix the problem

Description of problem:
irqbalance has a memory leak on machines without a PCI bus (e.g. many ARM boards). There is a fix upstreams. See https://github.com/Irqbalance/irqbalance/commit/699deffdd881bf4759f3fcc4d6ee3e018e4c266e

The result is dramatic on ARM: irqbalance eats up memory until the lowmemorykiller of android kills some processes. lowmemorykiller is part of ARM kernel of fedora. After killing irqbalance it kills "named" which results in a non functional system.

Please find attached a patch to update fedora's irqbalance package to apply the upstream patch.

Version-Release number of selected component (if applicable):
irqbalance-1.0.7-1.fc20.x86_64

How reproducible:
always if you have no PCI bus.

Steps to Reproduce:
1. Boot on arm
2. turn on irqbalance
3. wait for low memory killer to kill around.

Actual results:
named and other important system daemons get killed

Expected results:
System running stable.

Additional info:

Comment 1 Petr Holasek 2014-05-08 21:35:34 UTC
Thanks for your report. This serious issue was fixed in build irqbalance-1.0.7-5.fc21 right now.


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