Bug #28653 Fast GCP + high load + high RedoBuffer causes ndbrequire
Submitted: 24 May 2007 14:39 Modified: 11 Jun 2007 22:29
Reporter: Tomas Ulin
Status: Closed
Category:Server: Cluster Severity:S1 (Critical)
Version: OS:Any
Assigned to: Tomas Ulin Target Version:
Tags: ndb61

[24 May 2007 14:39] Tomas Ulin 
Description:
Time: Thursday 24 May 2007 - 14:40:36
Status: Temporary error, restart node
Message: Pointer too large (Internal error, programming error or missing error message,
please report a bug)
Error: 2306
Error data: dblqh/DblqhMain.cpp
Error object: DBLQH (Line: 13389) 0x00000002
Program: ./ndbd
Pid: 12614
Trace: /var/mnt/local/MySQLClusterSubs-0-B_DATA/ndb_4_trace.log.1
Version: mysql-5.1.15 ndb-6.1.9-beta

void Dblqh::seizeLfo(Signal* signal) 
{
  lfoPtr.i = cfirstfreeLfo;
  ptrCheckGuard(lfoPtr, clfoFileSize, logFileOperationRecord);
  cfirstfreeLfo = lfoPtr.p->nextLfo;
  lfoPtr.p->nextLfo = RNIL;
  lfoPtr.p->lfoTimer = cLqhTimeOutCount;
}//Dblqh::seizeLfo()

How to repeat:
.

Suggested fix:
parameterize:

clfoFileSize  =  "RedoBuffer"/32K

instead of now compile time fixed 256
[24 May 2007 16:21] Bugs System 
A patch for this bug has been committed. After review, it may
be pushed to the relevant source trees for release in the next
version. You can access the patch from:

  http://lists.mysql.com/commits/27278

ChangeSet@1.2470, 2007-05-24 16:40:05+02:00, tomas@whalegate.ndb.mysql.com +3 -0
  Bug #28653  	Fast GCP + high load + high RedoBuffer causes ndbrequire
  - parameterize on RedoBuffer
[24 May 2007 16:32] Bugs System 
A patch for this bug has been committed. After review, it may
be pushed to the relevant source trees for release in the next
version. You can access the patch from:

  http://lists.mysql.com/commits/27279

ChangeSet@1.2471, 2007-05-24 16:50:38+02:00, tomas@whalegate.ndb.mysql.com +1 -0
  Bug #28653    Fast GCP + high load + high RedoBuffer causes ndbrequire
  - correction, use recomputed _actual_ redobuffer
[24 May 2007 20:42] Bugs System 
A patch for this bug has been committed. After review, it may
be pushed to the relevant source trees for release in the next
version. You can access the patch from:

  http://lists.mysql.com/commits/27295

ChangeSet@1.2500, 2007-05-24 21:02:01+02:00, tomas@whalegate.ndb.mysql.com +3 -0
  Bug #28653    Fast GCP + high load + high RedoBuffer causes ndbrequire
  - correction, use recomputed _actual_ redobuffer
[28 May 2007 12:37] Bugs System 
A patch for this bug has been committed. After review, it may
be pushed to the relevant source trees for release in the next
version. You can access the patch from:

  http://lists.mysql.com/commits/27444

ChangeSet@1.2501, 2007-05-28 12:56:48+02:00, tomas@whalegate.ndb.mysql.com +2 -0
  Bug #28653    Fast GCP + high load + high RedoBuffer causes ndbrequire
  - correction, backport to 5.0
[28 May 2007 12:45] Bugs System 
A patch for this bug has been committed. After review, it may
be pushed to the relevant source trees for release in the next
version. You can access the patch from:

  http://lists.mysql.com/commits/27445

ChangeSet@1.2513, 2007-05-28 13:05:05+02:00, tomas@whalegate.ndb.mysql.com +1 -0
  Bug #28653    Fast GCP + high load + high RedoBuffer causes ndbrequire
  - correction, backport to 5.0
[11 Jun 2007 13:39] Bugs System 
Pushed into 5.1.20-beta
[11 Jun 2007 13:42] Bugs System 
Pushed into 5.0.44
[11 Jun 2007 22:29] Jon Stephens 
Thank you for your bug report. This issue has been committed to our source repository of
that product and will be incorporated into the next release.

If necessary, you can access the source repository and build the latest available version,
including the bug fix. More information about accessing the source trees is available at

    http://dev.mysql.com/doc/en/installing-source.html

Documented bugfix in 5.0.44, 5.1.20, and telco-6.1.10 changelogs.
[3 Jul 2007 8:48] Jon Stephens 
Also documented for telco-6.2.3 release.