t;; Alvaro Herrera <alvhe...@2ndquadrant.com>;
PostgreSQL General <pgsql-general@postgresql.org>
Subject: Re: [GENERAL] Fastest memmove in C
Stephen Frost <sfr...@snowman.net> writes:
> While I agree with this, I'm trying to figure out why this isn't being
> incorporated into
Stephen Frost writes:
> While I agree with this, I'm trying to figure out why this isn't being
> incorporated into glibc instead..?
Indeed --- it seems far more useful to integrate this sort of work at
the libc level than to ask applications to support their own replacements
* Merlin Moncure (mmonc...@gmail.com) wrote:
> Well, testing is the key here. Microbechmarks demonstrating the value
> are not enough; proven statistically relevant benchmarks generated
> from postgres are the data points needed to make an assessment. My
> recommendation would be to dynamically
On Thu, Jul 7, 2016 at 6:12 AM, FarjadFarid(ChkNet)
wrote:
>
>
> Hi Álvaro,
>
> Based on the article. This research has been tested with various hardware.
> The code automatically detects the hardware and based on the size of memory
> to be copied it will choose
ra
Sent: 06 July 2016 22:15
To: FarjadFarid(ChkNet) <farjad.fa...@checknetworks.com>
Cc: pgsql-general@postgresql.org
Subject: Re: [GENERAL] Fastest memmove in C
FarjadFarid(ChkNet) wrote:
> Excellent research and could be well worth checking out. As it could
> improve the performance of
FarjadFarid(ChkNet) wrote:
> Excellent research and could be well worth checking out. As it could
> improve the performance of postgresql engine.
0) We certainly do a lot of memory copying.
1) this work is under the "Code Project Open License" which doesn't look
compatible with our Postgres
Just came across this excellent research work done on memmove by T Herselman.
Bearing in mind memory is constantly moved in any database. This excellent set
of library would be very handy for those who work
at the deep end of postgresql.
In a nut shell, the library checks the