Hi Nathan and Cameron, Thanks for the pointers. I think I use alot of find(:all) in the code. I am going to revise the code again. =)
Kind regards, Joshua On Thu, Apr 22, 2010 at 11:41 AM, Nathan de Vries <nat...@atnan.com> wrote: > Hey Cam, > > About a year ago, ActiveRecord::Batches was introduced to avoid that exact > problem. You can use either find_each() or find_in_batches() to iterate over > large collections without loading the entire collection of records into > memory. Those methods default to 1000 record batch sizes, but can be > configured using the :batch_size option. > > > Cheers, > > Nathan > > > > On 22/04/2010, at 11:31 AM, Cameron Barrie wrote: >> >> One simple thing to ensure if that you're not doing a >> Class.find(:all) >> >> If you've got an even semi large dataset, you'll hose your memory >> footprint by loading up 1000's of ActiveRecord objects. I know, it's a >> mistake I've made once. User.find(:all) in a Facebook app, was a stupid >> thing for me to do, and I've never done it again, or anything like it... >> You should limit those finds to a certain number. >> >> There is tons of other things to look for, but this is a simple starting >> point. >> >> -Cam >> >> >> On 22/04/2010, at 11:18 AM, Joshua Partogi wrote: >>> >>> Hi all, >>> >>> >>> Currently I am running Rails application online and it is running dog >>> slow. The current memory that I have on the VPS right now is 360MB, >>> which I thought was more than enough. How much would you recommend, >>> based on your experience, I should allocate for a Rails apps? Is there >>> anything else I should look out for to make the application perform >>> much better? I know that this is quite an open ended question, but as >>> I am still new with this, any suggestion is most welcome. >>> >>> >>> Thank you very much for the insights all. Really appreciate it. >>> >>> >>> Kind regards, >>> Joshua -- 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. For more options, visit this group at http://groups.google.com/group/rails-oceania?hl=en.