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Coherence Overflow Cache Scheme Berkeley DB Store Read And Write Runtime Errors (Doc ID 2426829.1)

Last updated on DECEMBER 13, 2022

Applies to:

Oracle Coherence - Version and later
Information in this document applies to any platform.


The customer is on Coherence cluster and is using Overflow Schemes as backing map schemes. The cache mappings are with wild card as follows and clients would create number of named caches as per the business need at runtime. Started cluster is running well but after a stipulated time cache servers are being evicted from the cluster. Proxy nodes experience slow responses to the clients and members failed to join back the cluster. The errors are as follows and thread dumps are with 100s of threads of AsyncBinaryStore[BerkeleyDBBinaryStore].

Example configuration of a service:





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