mvcc: release lock early when traversing index #10526
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Make a copy-on-write clone of index tree when traversing. So that lock can be released right after the clone to improve backend concurrency.
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lgtm |
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@jgraettinger I found similar data race in the CI test results. Thanks for reporting. |
jingyih
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Revert etcd-io#10526 and its followup etcd-io#10699.
nolouch
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Dec 22, 2019
Revert etcd-io#10526 and its followup etcd-io#10699.
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Make a copy-on-write clone of the index tree when start traversing. So that lock can be released right after the clone to improve backend concurrency.
Suggested by @xiang90.