0
votes
2answers
92 views

How long/how hard should I stress test CPU and memory before declaring it OK?

One of our Dell PowerEdge LCDs was showing "CPU 2 machine check error", but I couldn't find anything in the logs regarding MCE or "Hardware Error." I cleared the message, but I wanted to run the ...
4
votes
1answer
161 views

Artificially Generate CPU Steal

Anyone know of a good way to artificially generate CPU steal? I have some automation I want to test which is triggered by CPU Steal, but for the life of me I can't figure out how to force CPU Steal ...
2
votes
1answer
363 views

MySQL started to consume about 40% of system CPU time and got unresponsive suddenly

I use Debian 6.0.3 x86_64 and MySQL 5.5.20-1~dotdeb.0-log from the Dotdeb repository. MySQL process started to consume a lot of "sy" CPU time serveral hours ago according to this graph. I was not able ...
1
vote
1answer
2k views

Tracking down high Windows Server CPU utilization

I've got a Windows 2003 server (64-bit) running as a VM on a remote hosting facility. (I'm just leasing this one particular virtual instance, so I don't know what sort of underlying hardware it's ...
0
votes
3answers
1k views

How can I determine which processes are using up the most CPU?

05:54:17 up 6 days, 9:54, 1 user, load average: 15.70, 8.04, 4.56 Load average is a LOT higher than it should be. It was HALF of that a moment ago, I used ps aux to see which processes were using ...
1
vote
3answers
3k views

cause for high Interrupts and context switches

Hey guys, I have a quad core and I have spotted on munin (monitoring interrupts and context switches), that my interrupts and context switches spiked to 25k a second while the average was 250 for some ...