Indunil Jayasooriya wrote: > Hi, > > I am still runnig Redhat 9 box with sendmail and squid. It is quite > slow. It has only 128 MB RAM. So I upgraded it to 512 MB RAM. Now, It is > running with 512 MB RAM. But, It is still slow. No progress has been > achived. Some users say it is slower than before. Actually, I also have > noticed it is NOW SLOWER than before. WHY IS THAT? > > SHOULD I NEED TO RECOMPILE THE KERNEL as I installed a new 512 MB RAM ? > > help needed? This is a Centos List. Not a RH9 List. In any case, you want to look for cpu hoggers and/or heavy I/O activity. In the latter case, you will have to guess who the culprit is or get atsar with an appropriate kernel patch. In any case, Rh9 is unmaintained and I suggest you upgrade to a more recent Linux distro.