my DA server is not stable, how to trouble shoot?

[neorder]

my DA server has become very unstable recently, ftp is okay, but http response very bad, some time the page takes hours to load.

can anyone suggest a way that i can trouble it? i really have no clue now..

 

[ProWebUK]

Any errors in the logs, tried rebuilding apache?

Chris

 

[existenz]

Check out the top command it will look something like this:

Processes:  53 total, 2 running, 51 sleeping... 148 threads            11:53:09
Load Avg:  0.48, 0.48, 0.41     CPU usage:  57.9% user, 22.2% sys, 19.8% idle
SharedLibs: num =  117, resident = 27.3M code, 3.04M data, 7.50M LinkEdit
MemRegions: num =  7665, resident =  141M + 7.34M private, 90.4M shared
PhysMem:  61.5M wired,  111M active,  192M inactive,  365M used,  146M free
VM: 3.73G + 81.3M   169991(0) pageins, 97801(0) pageouts

That will give you a idea of what is going on.