Bug 601018 - logsys ring buffer needs to use file mapped backing properly as intended
Summary: logsys ring buffer needs to use file mapped backing properly as intended
Status: CLOSED CURRENTRELEASE
Alias: None
Product: Red Hat Enterprise Linux 6
Classification: Red Hat
Component: corosync   
(Show other bugs)
Version: 6.0
Hardware: All Linux
low
medium
Target Milestone: rc
: ---
Assignee: Steven Dake
QA Contact: Cluster QE
URL:
Whiteboard:
Keywords:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2010-06-07 02:16 UTC by Steven Dake
Modified: 2016-04-26 13:25 UTC (History)
1 user (show)

Fixed In Version: corosync-1.2.3-2.el6
Doc Type: Bug Fix
Doc Text:
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Clone Of:
Environment:
Last Closed: 2010-11-15 13:53:43 UTC
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Regression: ---
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CRM:
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oVirt Team: ---
RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: ---

Attachments (Terms of Use)
upstream revision 2922 (3.76 KB, patch)
2010-06-15 17:33 UTC, Steven Dake 		no flags Details | Diff
Add an attachment (proposed patch, testcase, etc.)

Description Steven Dake 2010-06-07 02:16:13 UTC 
Description of problem:
logsys buffer is not backed by shared memory segment, causing it to write off end of buffers and cause all other kinds of problems.

Version-Release number of selected component (if applicable):
corosync-1.2.3-1

How reproducible:
hard to reproduce

Steps to Reproduce:
1.valgrind shows errors with some loads
2.
3.
  
Actual results:
valgrind errors

Expected results:
no valgrind errors regarding memory access

Additional info:
Comment 1 RHEL Product and Program Management 2010-06-07 02:33:27 UTC 
This request was evaluated by Red Hat Product Management for inclusion in a Red
Hat Enterprise Linux major release.  Product Management has requested further
review of this request by Red Hat Engineering, for potential inclusion in a Red
Hat Enterprise Linux Major release.  This request is not yet committed for
inclusion.
Comment 2 Steven Dake 2010-06-15 17:33:08 UTC 
Created attachment 424242 [details]
upstream revision 2922
Comment 4 releng-rhel@redhat.com 2010-11-15 13:53:43 UTC 
Red Hat Enterprise Linux 6.0 is now available and should resolve
the problem described in this bug report. This report is therefore being closed
with a resolution of CURRENTRELEASE. You may reopen this bug report if the
solution does not work for you.
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