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On the datanodes, check the state of Galera:
Code Block [root@datanodes2 /]# cd /var/lib/mysql/ [root@datanodes2 mysql]# cat grastate.dat # GALERA saved state version: 2.1 uuid: c0e2c5f4-e045-11e9-988e-d6d16254ad99 seqno: -1 safe_to_bootstrap: 0
If there is a node with
safe_to_bootstrap=1, you should start the cluster on this node
If no node is marked assafe_to_bootstrap, force it (using the virtual IP).
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On the services datanodes, manually start the Redis service
Start the monitoring cluster (remember to wait 5 minutes for Cassandra, and 1 minute for KairosDB)
Start other Abiquo servers (or restart tomcat services)
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