On Thu, 20 Aug 2009 12:36:42 -0400, Morgan Tocker <[email protected]> wrote:
> While I agree with the comments about CRCs being weak, they are > awesomely fast. And Nehalem CPUs make them even faster: > http://en.wikipedia.org/wiki/SSE4#SSE4.2 Well, according to http://www.cryptopp.com/benchmarks.html CRC32 might be awesomely fast only on those Nehalem things. Otherwise it seems to be pathetically slow (for a 32bit value). General unsuitability for the task was already addressed in previous posts. Baron has chosen FNV hash not for naught. > The next argument is just which sane default should be chosen. In > which case, I'd be interested to let benchmarks speak. > > - Morgan > > _______________________________________________ > Mailing list: https://launchpad.net/~drizzle-discuss > Post to : [email protected] > Unsubscribe : https://launchpad.net/~drizzle-discuss > More help : https://help.launchpad.net/ListHelp -- Alexey Yurchenko, Codership Oy, www.codership.com Skype: alexey.yurchenko, Phone: +358-400-516-011 _______________________________________________ Mailing list: https://launchpad.net/~drizzle-discuss Post to : [email protected] Unsubscribe : https://launchpad.net/~drizzle-discuss More help : https://help.launchpad.net/ListHelp
