Re: Linux max on shared buffers? - Mailing list pgsql-general

From Tom Lane
Subject Re: Linux max on shared buffers?
Date
Msg-id 9304.1027493953@sss.pgh.pa.us
Whole thread Raw
In response to Re: Linux max on shared buffers?  (Curt Sampson <cjs@cynic.net>)
Responses Re: Linux max on shared buffers?
Re: Linux max on shared buffers?
List pgsql-general
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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