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MariaDB/troubleshooting

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Revision as of 10:57, 19 October 2015 by imported>Jcrespo (Created page with "''This guide is a work in progress.'' == Depooling a slave == === Quick depooling, for emergencies only === STOP SLAVE; === Normal depooling === Comment its server name fr...")
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This guide is a work in progress.

Depooling a slave

Quick depooling, for emergencies only

STOP SLAVE;

Normal depooling

Comment its server name from db-eqiad.php or db-codfw.php.

Depooling a master (a.k.a. promoting a new slave to master)

Replication lag

Data inconsistency between nodes