Error on data node startup in MySQL-cluster
You can try and set


[NDBD DEFAULT]
...

NoOfFragmentLogParts=12
...


http://dev.mysql.com/doc/refman/5.5/en/mysql-cluster-ndbd-definition.html#ndbparam-ndbmtd-nooffragmentlogparts

Then restart all nodes with --initial

Best regards

Johan Andersson

Severalnines AB