Use "mariabackup" as wsrep_sst_method instead of "rsync"

Solution Verified - Updated -


  • By default Galera on the controllers is configured with wsrep_sst_method = rsync. when one database server was restoring, both the donor and the receptor are blocked for transactions so all load came to the third controller. In a highly loaded environment that is too much to handle by the third controller causing it to fail.
  • How to update wsrep_sst_method to mariabackup from default rsync method.


  • Red Hat OpenStack Platform 16.2.4 (RHOSP)

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