Bug 601018 - logsys ring buffer needs to use file mapped backing properly as intended
logsys ring buffer needs to use file mapped backing properly as intended
Status: CLOSED CURRENTRELEASE
Product: Red Hat Enterprise Linux 6
Classification: Red Hat
Component: corosync (Show other bugs)
6.0
All Linux
low Severity medium
: rc
: ---
Assigned To: Steven Dake
Cluster QE
:
Depends On:
Blocks:
  Show dependency treegraph
 
Reported: 2010-06-06 22:16 EDT by Steven Dake
Modified: 2016-04-26 09:25 EDT (History)
1 user (show)

See Also:
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 08:53:43 EST
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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 13:33 EDT, Steven Dake
no flags Details | Diff

  None (edit)
Description Steven Dake 2010-06-06 22:16:13 EDT
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 2010-06-06 22:33:27 EDT
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 13:33:08 EDT
Created attachment 424242 [details]
upstream revision 2922
Comment 4 releng-rhel@redhat.com 2010-11-15 08:53:43 EST
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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