Bela Ban created JGRP-1911:
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Summary: Use consensus for some subsystems
Key: JGRP-1911
URL:
https://issues.jboss.org/browse/JGRP-1911
Project: JGroups
Issue Type: Feature Request
Reporter: Bela Ban
Assignee: Bela Ban
Fix For: 3.6.2
Provide options for several subsystems to run with consensus, e.g.
* {{SEQUENCER}}
* {{CENTRAL_LOCK}}
* {{COUNTER}}
* {{TOA}}
* Clustered singletons etc
For example, with the current impl of distributed counters ({{COUNTER}}), the same counter
can be available multiple times if we have a split brain. It is currently up to the user
to merge counters with different values after a split brain heals.
This is OK, but we should provide a second implementation, based on jgroups-raft, which
uses consensus to determine the counter maintainer in a split brain scenario. This will
forfeit availability in favor of consistency.
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