Re: Spinlock performance improvement proposal - Mailing list pgsql-hackers

From Giles Lean
Subject Re: Spinlock performance improvement proposal
Date
Msg-id 19555.1001973430@nemeton.com.au
Whole thread Raw
In response to Re: Spinlock performance improvement proposal  (Bruce Momjian <pgman@candle.pha.pa.us>)
List pgsql-hackers
Bruce Momjian <pgman@candle.pha.pa.us> wrote:

> From postmaster startup, by default, could we try larger amounts of
> buffer memory until it fails then back off and allocate that?  Seems
> like a nice default to me.

So performance would vary depending on the amount of shared memory
that could be allocated at startup?  Not a good idea IMHO.

Regards,

Giles



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