Re: [Testperf-general] Re: ExclusiveLock - Mailing list pgsql-hackers

From Tom Lane
Subject Re: [Testperf-general] Re: ExclusiveLock
Date
Msg-id 21214.1100819992@sss.pgh.pa.us
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In response to Re: [Testperf-general] Re: ExclusiveLock  (Simon Riggs <simon@2ndquadrant.com>)
Responses Re: [Testperf-general] Re: ExclusiveLock  (Simon Riggs <simon@2ndquadrant.com>)
List pgsql-hackers
Simon Riggs <simon@2ndquadrant.com> writes:
> Would it be possible to: when a new block is allocated from the relation
> file (rather than reused), we check the FSM - if it is empty, then we
> allocate 8 new blocks and add them all to the FSM. The next few
> INSERTers will then use the FSM blocks normally.

Most likely that would just shift the contention to the WALInsertLock.
        regards, tom lane


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