Bug #46651 Crash during restart (Signal 11 received) after online alter

Submitted: 11 Aug 2009 13:17 Modified: 17 Aug 2009 14:40
Reporter: Jonas Oreland Email Updates:
Status: Closed Impact on me:
None 
Category:MySQL Cluster: Cluster (NDB) storage engine Severity:S3 (Non-critical)
Version:mysql-5.1-telco-6.3 OS:Any
Assigned to: Jonas Oreland CPU Architecture:Any

[11 Aug 2009 13:17] Jonas Oreland 
Description:
create table t1 (a int primary key) engine = ndb;
all dump 7099;
alter table t1 add column b varchar(10);
restart
crash

How to repeat:
see above
[11 Aug 2009 13:19] Jonas Oreland 
hmm...a row needs to be in table,
that has to be inserted before checkpoint and alter
[17 Aug 2009 7:26] 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/80867

3009 Jonas Oreland	2009-08-17
      ndb - bug#46651 - fix handling of VAR_PART-bit
[17 Aug 2009 7:55] Jonas Oreland 
pushed into 6.3.26, and 7.0.7
[17 Aug 2009 14:40] Jon Stephens 
Documented in the NDB-6.3.26 and 7.0.7 changelogs as follows:

      Restarting the cluster following a local checkpoint and an online ALTER
      TABLE on a non-empty table caused data nodes to crash.

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