From: Petr Baudis Date: Thu, 12 May 2005 18:23:41 GMT Subject: Re: Mercurial 0.4e vs git network pull Message-ID: <20050512182340.GA324@pasky.ji.cz> In-Reply-To: <20050512094406.GZ5914@waste.org> Dear diary, on Thu, May 12, 2005 at 11:44:06AM CEST, I got a letter where Matt Mackall told me that... > Mercurial is more than 10 times as bandwidth efficient and > considerably more I/O efficient. On the server side, rsync uses about > twice as much CPU time as the Mercurial server and has about 10 times > the I/O and pagecache footprint as well. > > Mercurial is also much smarter than rsync at determining what > outstanding changesets exist. Here's an empty pull as a demonstration: > > $ time hg merge hg://selenic.com/linux-hg/ > retrieving changegroup > > real 0m0.363s > user 0m0.083s > sys 0m0.007s > > That's a single http request and a one line response. So, what about comparing it with something comparable, say git pull over HTTP? :-) -- Petr "Pasky" Baudis Stuff: http://pasky.or.cz/ C++: an octopus made by nailing extra legs onto a dog. -- Steve Taylor