XtraDB : Enhanced InnoDB Storage Engine

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Is it safe to use mysqldump to backup and restore a master-master cluster

Not sure if the specifics matter but just to get it out of the way I am talking about a Galera cluster on XtraDB (MariaDB). I have a master-master setup and am interested in backing up and restoring ...
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MariaDB Galera Cluster

I have two mariadb servers in cluster that is working galera and xtradb. it is my primary server configuration: [mysqld] datadir=/var/lib/mysql query_cache_size=0 binlog_format=ROW ...
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Percona XtraDB Cluster: Node going in hang stage again and again

I am getting below error again and again on Percona XtraDB Cluster nodes and after this my MySQL service is going in hang state. 2015-03-16 08:39:05 13254 [ERROR] WSREP: Unsupported key prefix: ^B: ...
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Finding the right MariaDB configuration

I’ve read several articles about how to configure MySQL/MariaDB, but now I’m kind of confused how to find the right values. Some articles suggest not choosing to high values, others recommend adapting ...
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Is RI on a parent XtraDB table maintained after Optimize Table?

$ mysql dbnam -e' optimize table theTable' +----------------+----------+----------+-------------------------------------------------------------------+ | Table | Op | Msg_type | ...