Re: Linux max on shared buffers?

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От Tom Lane
Тема Re: Linux max on shared buffers?
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Msg-id 9304.1027493953@sss.pgh.pa.us
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Ответ на Re: Linux max on shared buffers?  (Curt Sampson <cjs@cynic.net>)
Ответы Re: Linux max on shared buffers?  (Bruce Momjian <pgman@candle.pha.pa.us>)
Re: Linux max on shared buffers?  (Curt Sampson <cjs@cynic.net>)
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Curt Sampson <cjs@cynic.net> writes:
> But this would only cost us more syscalls, which are relatively
> inexpensive (compared to things like memory copies) anyway.

Run that by me again?

I'd take memcpy over a kernel call any day.  If you want to assert
that the latter is cheaper, you'd better supply some evidence.

            regards, tom lane

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