Bug #57592 Decreasing of REDO buffer should be safe online

Submitted: 20 Oct 2010 7:57 Modified: 20 Oct 2010 10:30
Reporter: Geert Vanderkelen Email Updates:
Status: Closed Impact on me:
None 
Category:MySQL Server: Documentation Severity:S3 (Non-critical)
Version: OS:Any
Assigned to: Jon Stephens CPU Architecture:Any
Tags: cluster, ndb, redo

[20 Oct 2010 7:57] Geert Vanderkelen 
Description:
For the RedoBuffer, Docs say:
 http://dev.mysql.com/doc/refman/5.1/en/mysql-cluster-ndbd-definition.html#ndbparam-ndbd-re...
"Important
It is not safe to decrease the value of this parameter during a rolling restart."

This should be safe, however, setting it to small might give problems (which is described in that same section).

How to repeat:
.
[20 Oct 2010 10:30] 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

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