DRBD split-brain solution in primary/primary setup

Recently one of our customers DRBD cluster has detected split-brain: This is  primary/primary cluster. And to fix this issue we had to perform manual procedures since we don’t use automatic recovery feature. According to the DRDB official documentation the solution is next. The problem is drbdadm doesn’t have  ‘–discard-my-data’  option and exits with error: The…
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