Divide the lock manager's shared state into 'partitions', so as to

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reduce contention for the former single LockMgrLock.  Per my recent
proposal.  I set it up for 16 partitions, but on a pgbench test this
gives only a marginal further improvement over 4 partitions --- we need
to test more scenarios to choose the number of partitions.

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Tom Lane

2005-12-11 21:02:18 +00:00

parent be8100d64e

commit ec0baf949e

10 changed files with 643 additions and 415 deletions

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src/backend/storage/lmgr/lock.c

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