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Article ID: 316654
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Issue/Introduction
Symptoms:
- NSX Manager clusters services may be DOWN or unstable. Accessing UI may show error similar to "Component health: SEARCH:UP, POLICY:DOWN, MANAGER:DOWN, UI:UP, NODE_MGMT:UP."
- /var/log/cloudnet/nsx-ccp.log shows "Timeout while ping backend kv-store with upperBound 15s."
- Corfu is undergoing frequent epoch changes:
ls -ltrh /config/corfu | grep LAYOUT
- /var/log/syslog shows "CorfuDB is disconnected, set Cluster Status Down"
- /var/log/corfu/corfu-compactor-audit.log may contain "WARN CorfuRuntime-0 CorfuRuntime - Couldn't connect to any up-to-date layout servers, retrying in PT1S, Retried 0 times, systemDownHandlerTriggerLimit = 60"
- /var/log/corfu/corfu.9000.log may contain "WrongEpochException" messages