search for: 20performance

Hi All, I am trying to assemble a system that will allow me to work with large datasets (45-50 million rows, 300-400 columns) possibly amounting to 10GB + in size. I am aware that R 64 bit implementations on Linux boxes are suitable for such an exercise but I am looking for configurations that R users out there may have used in creating a high-end R system. Due to a lot of apprehensions that SAS

What is the best way to benchmark disk IO? I'm looking to move one of my servers, which is rather IO intense. But not without first benchmarking the current and new disk array, To make sure this isn't a full waste of time. thanks

So here''s a random question: if a (Ruby) multi-threaded rails server could exist (bug free), would it be faster than using a mongrel cluster? (I.e. 10 mongrel processes versus 10 Ruby threads). I''m not sure if it would. RAM it might save, though. Any thoughts? -Roger -------------- next part -------------- An HTML attachment was scrubbed... URL:

Performace hits? Integration with existing applications? Security? Bugs? Memory use? -Ben Lisbakken -- Posted via http://www.ruby-forum.com/.