[CentOS] how can I stress a server?

John R Pierce pierce at hogranch.com
Tue Nov 18 07:19:50 UTC 2008

Rudi Ahlers wrote:
> Hi all,
> I have a server, with an Intel DG35EC motherboard, Q9300 CPU, 8GB
> Kingston DDRII RAM which can't take a lot of load. I have 4 XEN VPS's
> on there, which doesn't consume more than 4GBM RAM at this stage. Yet,
> the machine sky rockets at some times. I've moved the XEN VPS's to
> another server, with 4GM RAM, and it doesn't cause the same problems.
> So, apart from memtest86 how else can I stress test the server to find
> out what the problem is?

4 instances of mprime (www.mersenne.org), running the torture test, each 
set to affinity on a different CPU.

and, next time get a real server board with ECC.

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