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https://docs.linbit.com/doc/users-guide-84/s-resolve-split-brain/
Symptoms
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cat /proc/drbd --> GIT-hash: a4d5de01fffd7e4cde48a080e2c686f9e8cebf4c build by mockbuild@, 2017-09-15 14:23:22 1: cs:StandAlone ro:Primary/Unknown ds:UpToDate/DUnknown r----- ns:0 nr:119823323 dw:119823323 dr:2128 al:0 bm:0 lo:0 pe:0 ua:0 ap:0 ep:1 wo:f oos:0 |
cs:StandAlone means the node is not connected.
This should be visible on both sides.
Find out which node is active in the PCS cluster
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