These are totally different kind of apps? How is this even a valid comparison?
On Fri, Aug 20, 2010 at 1:35 PM, Joshua Partogi <jpart...@scrum8.com> wrote: > Hi James, > > Is there any benchmark to support your statement that Java webapp is > faster than Rails? I kind a feel that Java webapp is still slow > compared to its counterpart [i.e LinkedIn vs Twitter]. > > Cheers, > Joshua. > > On Fri, Aug 20, 2010 at 11:32 AM, James Sadler <freshto...@gmail.com> > wrote: > > +1 for what Mark said. > > > > Also, a lot of this 'does Rails scale' crap stems from people > > conflating performance and scalability. They think that because Rails > > is slow(er), it can't scale but that's a load of crap. Scalability > > and performance orthogonal to each other. > > > > For instance, a Java web app would be faster than the Ruby equivalent > > (all other things being equal, such as same database & schema, etc) > > and thus it's performance would be higher. > > > > But both would scale just as well: total cluster performance would be > > proportional to the size of your cluster, until you hit some other > > bottleneck (such as the database or network capacity). This is just > > inherent in HTTP's stateless nature: it scales out well because the > > requests are independent of each other. > > > > (Bonus points for recognising that there's a sweet spot where the > > infrastructure savings from using something with more performance, > > outweigh the cheaper development costs of using something as snazzy as > > Rails. But for 99% of apps we won't need to worry about that because > > they'll never get that big) > > > > > > On 20 August 2010 11:13, Mark Wotton <mwot...@gmail.com> wrote: > >> On Fri, Aug 20, 2010 at 11:06 AM, Joshua Partogi <jpart...@scrum8.com> > wrote: > >>> Hi all, > >>> > >>> I often hear people say that rails is not scalable. What does it mean > >>> by that exactly? > >>> > >>> Does it mean that: > >>> 1. Rails can not be clustered? > >>> 2. Rails can not handle many concurrent users? > >>> 3. The code gets messy when the apps gets larger? > >>> 4. The performance is not fast? > >>> > >>> I am still confused by these buzzword that I often hear in many > >>> forums. So what are they actually referring when they say rails is not > >>> scalable? > >> > >> There are a few application domains where Rails isn't really > >> appropriate, like chat servers where clients hold connections open > >> over a long time. If you look at those systems, obviously something > >> like Node.js is going to have a large advantage. > >> > >> and yes, Ruby is pretty slow as interpreters go, but if you're > >> building a website that's going to get high load and you're not > >> already thinking about caching, you're pretty much screwed anyway. In > >> that use case, Rails is just a convenient way of populating the cache. > >> > >> mark > >> > >> > >> -- > >> A UNIX signature isn't a return address, it's the ASCII equivalent of a > >> black velvet clown painting. It's a rectangle of carets surrounding a > >> quote from a literary giant of weeniedom like Heinlein or Dr. Who. > >> -- Chris Maeda > >> > >> -- > >> You received this message because you are subscribed to the Google > Groups "Ruby or Rails Oceania" group. > >> To post to this group, send email to rails-ocea...@googlegroups.com. > >> To unsubscribe from this group, send email to > rails-oceania+unsubscr...@googlegroups.com<rails-oceania%2bunsubscr...@googlegroups.com> > . > >> For more options, visit this group at > http://groups.google.com/group/rails-oceania?hl=en. > >> > >> > > > > > > > > -- > > James > > > > -- > > You received this message because you are subscribed to the Google Groups > "Ruby or Rails Oceania" group. > > To post to this group, send email to rails-ocea...@googlegroups.com. > > To unsubscribe from this group, send email to > rails-oceania+unsubscr...@googlegroups.com<rails-oceania%2bunsubscr...@googlegroups.com> > . > > For more options, visit this group at > http://groups.google.com/group/rails-oceania?hl=en. > > > > > > > > -- > http://twitter.com/scrum8 > > -- > You received this message because you are subscribed to the Google Groups > "Ruby or Rails Oceania" group. > To post to this group, send email to rails-ocea...@googlegroups.com. > To unsubscribe from this group, send email to > rails-oceania+unsubscr...@googlegroups.com<rails-oceania%2bunsubscr...@googlegroups.com> > . > For more options, visit this group at > http://groups.google.com/group/rails-oceania?hl=en. > > -- You received this message because you are subscribed to the Google Groups "Ruby or Rails Oceania" group. To post to this group, send email to rails-ocea...@googlegroups.com. To unsubscribe from this group, send email to rails-oceania+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/rails-oceania?hl=en.
