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Andrey Gura edited comment on IGNITE-2969 at 6/8/16 1:08 PM: ------------------------------------------------------------- Rerun benchmarks more accurate. Results below: {noformat} With detection Without detection tx-put-1-backup 19,608.72 19,854.48 tx-put-offheap-1-backup 18,480.55 17,938.68 tx-put-offheap-val-1-backup 20,423.42 19,936.32 tx-put-get-1-backup 18,250.85 18,526.29 tx-put-get-offheap 16,033.24 16,433.10 tx-put-get-offheap-val-1-backup 18,069.81 18,502.69 {noformat} So I can conclude that additional synchronization doesn't affect performance. was (Author: agura): Rerun benchmarks more accurate. Results below: {noformat} With detection Without detection tx-put-1-backup 19,608.72 19,854.48 tx-put-offheap-1-backup 18,480.55 17,938.68 tx-put-offheap-val-1-backup 20,423.42 19,936.32 tx-put-get-1-backup 18,250.85 18,526.29 tx-put-get-offheap 16,033.24 16,433.10 tx-put-get-offheap-val-1-backup 18,069.81 18,502.69 {noformat} So I can conclude that additional synchronization doesn't affect performance. > Optimistic transactions support in deadlock detection > ----------------------------------------------------- > > Key: IGNITE-2969 > URL: https://issues.apache.org/jira/browse/IGNITE-2969 > Project: Ignite > Issue Type: Improvement > Components: cache > Reporter: Andrey Gura > Assignee: Andrey Gura > Fix For: 1.7 > > > Deadlock detection doesn't support optimistic transactions now. It should be > implemented. -- This message was sent by Atlassian JIRA (v6.3.4#6332)