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Hello all. I was hoping you guys could help me with understanding the best methods of performance tuning rails rendering time. Basically, I have my site up and running and while doing some performance tuning I saw that each page load spends most time in Rendering ~80% vs DB time ~ 1%. I found a bunch of bugs in extra SQL calls but obviously all of this would affect the 1% time which is not

when i "siege" a particular page on my site, my site just crashed under a very light load, and cpu usage quickly goes up to 99%. But my other pages are doing much better with load testing. So my guess initially was that sql statements with this page is the cause. However, from "tail -f production.log ", it seems that sql is doing ok and not taking much time, and

I have tried to install activerecord 2.0.1 both through gem update and by manually downloading it and doing gem install. They both fail with MANUAL: C:\DRC\ruby>gem install activerecord-2.0.1 ERROR: Error installing gem activerecord-2.0.1[.gem]: buffer error REMOTE: R:\workzone\dwell-aware\trunk>gem update --source http://gems.rubyonrails.com Updating installed gems... Attempting remote