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Re: WAL Insertion Lock Improvements - Mailing list pgsql-hackers

From Michael Paquier
Subject Re: WAL Insertion Lock Improvements
Date
Msg-id ZF7EOF78TkD7g2Qk@paquier.xyz
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In response to Re: WAL Insertion Lock Improvements  (Bharath Rupireddy <bharath.rupireddyforpostgres@gmail.com>)
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On Fri, May 12, 2023 at 07:35:20AM +0530, Bharath Rupireddy wrote:
> --enable-atomics=no, -T60:
> --enable-spinlocks=no, -T60:
> --enable-atomics=no --enable-spinlocks=no, -T60:

Thanks for these extra tests, I have not done these specific cases but
the profiles look similar to what I've seen myself.  If I recall
correctly the fallback implementation of atomics just uses spinlocks
internally to force the barriers required.
--
Michael
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