Re: Re: [RFC][PATCH]: CRC32 is limiting at COPY/CTAS/INSERT ... SELECT + speeding it up

PFC <lists@peufeu.com>

From: "Pierre C" <lists@peufeu.com>

To: "Yeb Havinga" <yebhavinga@gmail.com>, "Florian Pflug" <fgp@phlo.org>

Cc: "Andres Freund" <andres@anarazel.de>, "Greg Stark" <gsstark@mit.edu>, "Tom Lane" <tgl@sss.pgh.pa.us>, "Bruce Momjian" <bruce@momjian.us>, pgsql-hackers@postgresql.org, singh.gurjeet@gmail.com

Date: 2010-06-08T10:10:20Z

Lists: pgsql-hackers

> The linux kernel also uses it when it's availabe, see e.g.  
> http://tomoyo.sourceforge.jp/cgi-bin/lxr/source/arch/x86/crypto/crc32c-intel.c

If you guys are interested I have a Core i7 here, could run a little  
benchmark.