Re: [DOCS] pgcrypto docs

2013-12-09 Thread Bruce Momjian
On Wed, Dec 4, 2013 at 12:42:08PM -0500, Bruce Momjian wrote: > On Tue, May 7, 2013 at 03:47:43PM -0700, Miles Elam wrote: > > Personally I've found the relative times instructive, merely outdated. > > Perhaps > > using md5 as a baseline and evaluating estimates relative to that baseline? > >

Re: [DOCS] pgcrypto docs

2013-12-04 Thread Bruce Momjian
On Tue, May 7, 2013 at 03:47:43PM -0700, Miles Elam wrote: > Personally I've found the relative times instructive, merely outdated. > Perhaps > using md5 as a baseline and evaluating estimates relative to that baseline? > > md5 = 1 > sha1 = 4 > crypt-des = 7 > crypt-md5 = 1,000 > crypt-bf/5 = 1

Re: [DOCS] pgcrypto docs

2013-05-07 Thread Miles Elam
Personally I've found the relative times instructive, merely outdated. Perhaps using md5 as a baseline and evaluating estimates relative to that baseline? md5 = 1 sha1 = 4 crypt-des = 7 crypt-md5 = 1,000 crypt-bf/5 = 12,500 crypt-bf/6 = 25,000 crypt-bf/7 = 50,000 crypt-bf/8 = 100,000 This way, wi

Re: [DOCS] pgcrypto docs

2013-05-07 Thread Tom Lane
Miles Elam writes: > Currently the docs show various stats on hashes per second and time needed > to find a particular key. Unfortunately since the times are based upon a > Pentium 4 @1.5GHz, I worry that many would take the advice on that page at > face value, e.g., "more than 100/sec is too muc

[DOCS] pgcrypto docs

2013-05-07 Thread Miles Elam
Currently the docs show various stats on hashes per second and time needed to find a particular key. Unfortunately since the times are based upon a Pentium 4 @1.5GHz, I worry that many would take the advice on that page at face value, e.g., "more than 100/sec is too much while less than 4/sec is t