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ECE Coherence Cluster is in ENDANGERED State during Rolling Upgrade and Does Not Recover (Doc ID 2536501.1)

Last updated on MAY 19, 2023

Applies to:

Oracle Coherence - Version and later
Oracle Communications BRM - Elastic Charging Engine - Version and later
Information in this document applies to any platform.


A customer reported that in an ECE environment after a node/server, ecsN, restarted it got into long (20min+) 'Partition Transferring...' state but it is still in the HA status, MACHINE_SAFE, and the cache counts are still matched the expectations. Given that it's in the HA status, MACHINE_SAFE, and the user tried restarting another ecs node/server, ecsN+1, on a different machine, and it gets some negative messages in the logs something like 'transferring already in progress...', and it becomes ENDANGERED_STATE and the cache counts show lost about Nk entries. After stopping ‘ecsN’ that has been in 'Partition transferring...' state for a longer time, it becomes MACHINE_SAFE again but the cache counts show lost about (N-n) k.

During rolling restart getting following messages, Current partition distribution has been pending for over 2133 seconds;



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