hemant wrote: > Somebody asked similar question earlier i guess...why run multiple > instances of mongrel..when it is threaded? > The simple answer is...ruby threads are not native threads.And > hence..all the ruby threads are running your current interpretor.
So Mongrel is threaded but can't process concurrent requests so requires multiple instances... Am I getting that right? > > Also, if you have multi-core CPUs..you won't be able to take advantage > of that with single mongrel process..even though it is threaded and > hence in production mode....you should run 8 to 10 mongrel servers( as > per official documentation,but depends upon your hardware and hit rate) > > Again..i could be wrong..but thats my humble opinion. > > On 9/4/06, *Kirk Haines* <[EMAIL PROTECTED] > <mailto:[EMAIL PROTECTED]>> wrote: > > On 9/4/06, Kris Leech <[EMAIL PROTECTED] > <mailto:[EMAIL PROTECTED]>> wrote: > > Jeroen Houben wrote: > > > >My understanding is that one mongrel can only handle one > request at a > > >time. Therefore 3 mongrel can process 3 request simultaniously. > > > > > > > > I see, and this is because Mongrel is not threaded, so its kind > of like > > replicating threads by using whole instances. > > Mongrel is threaded. It will create a new thread for each > connection. > However, Rails does bad, unfriendly things when one tries to run > multiple threads of it at the same time. So the Mongrel handler for > Rails synchronizes Rails calls so that only one runs at a time. Thus, > to handle simultaneous Rails requests with Mongrel one needs more > than > one Mongrel process. > > > Kirk Haines > > > > Kirk Haines > _______________________________________________ > Mongrel-users mailing list > Mongrel-users@rubyforge.org <mailto:Mongrel-users@rubyforge.org> > http://rubyforge.org/mailman/listinfo/mongrel-users > > > > > -- > nothing much to talk > >------------------------------------------------------------------------ > >_______________________________________________ >Mongrel-users mailing list >Mongrel-users@rubyforge.org >http://rubyforge.org/mailman/listinfo/mongrel-users > _______________________________________________ Mongrel-users mailing list Mongrel-users@rubyforge.org http://rubyforge.org/mailman/listinfo/mongrel-users
