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Clustering Samba With CTDB A Tutorial At sambaXP 2010

Clustering Samba With CTDB A Tutorial At sambaXP 2010

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<strong>CTDB</strong><br />

<strong>CTDB</strong> Design<br />

Recovery<br />

what happens if a node goes down<br />

data master for some records will be lost<br />

one node – the recovery master – performs recovery<br />

recovery master collects most recent copy of all records from all nodes<br />

additional TDB header record sequence number determines recentness<br />

at the end, the recovery master is data master for all records<br />

Michael Adam (SerNet / <strong>Samba</strong> Team) tutorial <strong>sambaXP</strong> <strong>2010</strong>-05-05 18 / 43

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