Joomla profiling log

I am using Joomla for the content management, and it looks like my site is getting slow, no, not just slow, it’s SLOW. Quick check in the MySQL database showed that there is no really big tables which could cause some delays if not indexed properly or getting locked. So, next step would be naturally looking into the PHP code itself trying to identify bottlenecks. First of all – copy everything to test site – I don’t really want to shut the site down or display some debug info to the visitors. My test site is actually a linux box which is pretty old one, so it probably will run...