Category Archives: Cluster Manager

Taming a ‘wild’ NDB 7.3 with Cluster Manager 1.4.3 & direct upgrade to 7.5.

Well, since working with outdated clusters and upgrade paths that quickly become obsolete, as in my last post, Migrating/importing NDB to Cluster Manager w/ version upgrade. , I wanted to share that we can also use Cluster Manager… Continue reading

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Posted in CGE, Cluster 7.3, Cluster Manager, libnuma.so.1, MySQL, MySQL Cluster, numactl, Oracle, Uncategorized, upgrade | Tagged , , , , , , , , | Leave a comment

Migrating/importing NDB to Cluster Manager w/ version upgrade.

I’ve had some questions from people using MySQL Cluster GPL and wanting to move to using MySQL Cluster Carrier Grade Edition, i.e., they want to use MySQL Cluster Manager, MCM, to make their lives much easier… Continue reading

Posted in CGE, Cluster 7.3, Cluster Manager, MySQL, MySQL Cluster, Oracle, Uncategorized, upgrade | Tagged , , , , , , , | Leave a comment

NDB 7.4 & SYS schema: When getting locks, detecting the guilty SQL & o.s.pid.

Here’s a way to detect the sql query causing a lock or a session to fail, and also to identify the o.s.pid if need be (btw, no rocket science). “a” way.. I’m sure there are many others, so feel free … Continue reading

Posted in Cluster Manager, MySQL Cluster | Tagged , , , , , , , , , , | 3 Comments

MySQL Cluster: Una introducción en Español.

MySQL Cluster: El ‘qué’ y el ‘cómo’. Para aquellos que encuentran mucho sobre MySQL en Inglés pero poco en Español: mi pequeña aportación. En el enlace tenéis información sobre qué es MySQL Cluster y cómo funciona. Incluso con ejemplos técnicos … Continue reading

Posted in CGE, Cluster 7.3, Cluster Manager, MySQL, MySQL Cluster, Oracle, Uncategorized | Tagged , , , , , , , | 1 Comment