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Chetan Mehrotra commented on OAK-3588: -------------------------------------- [~mduerig] [~alex.parvulescu] I think we should make the lock fair (at minimum on trunk) and see how systems work for next 1-2 release and then see if this change (enabling this by default) is safe to backport > SegmentNodeStore allow tweaking of lock fairness > ------------------------------------------------ > > Key: OAK-3588 > URL: https://issues.apache.org/jira/browse/OAK-3588 > Project: Jackrabbit Oak > Issue Type: Improvement > Components: segmentmk > Reporter: Alex Parvulescu > Assignee: Alex Parvulescu > Fix For: 1.4, 1.3.10, 1.2.8, 1.0.24 > > Attachments: OAK-3588.patch > > > This will expose the merge semaphores's fairness policy as the semaphore is > currently configured as _NonfairSync_ (default value). > Opening this option will be beneficial in collecting more stats around thread > starvation and what the best policy is (fair vs non fair). -- This message was sent by Atlassian JIRA (v6.3.4#6332)