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Galera Indicators updated

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Jean-Marie Renouard 2016-01-27 18:46:34 +01:00
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INTERNALS.md
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@ -207,3 +207,16 @@
* Key buffer read hit ratio (>95%)
* Key buffer write hit ratio (>95%)
## MySQLTuner Galera information
* wsrep_ready cluster is ready
* wsrep_connected node is connected to other nodes
* wsrep_cluster_status PRIMARY /NON PRIMARY.
* PRIMARY : Coherent cluster
* NO PRIMARY : cluster gets several states
* wsrep_ local_state_comment: Node state
* SYNCED (uptodate),
* DONOR(sending information to another node)
* Joiner(Try to reach cluster group)
* SYNCED state able to read/write
* wsrep_cluster_conf_id configuration level must be identical in all nodes
* wsrep_last_commited committed level must be identical in all nodes