On 8 March 2012 20:55, Peter Geoghegan <pe...@2ndquadrant.com> wrote: > On 7 March 2012 20:56, Bruce Momjian <br...@momjian.us> wrote: >> Yep, good summary. Giving ourselves a few months to think about it and >> consider other failure cases will make this a great 9.3 addition. > > Recent Intel processors that support SSE 4.2, including those based on > the core microarchitecture, can calculate a CRC-32C in hardware using > a higher level instruction, similar to the AES related instructions > that Intel chips have had for some time now. Perhaps we should > consider using hardware acceleration where available. > > Some interesting details are available from here: > > http://lwn.net/Articles/292984/
That's what Facebook did to speed up MySQL. -- Thom -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers