STressing a new server...

Martin Cracauer cracauer at
Sun Jan 1 20:34:43 PST 2006

Gary Kline wrote on Sun, Jan 01, 2006 at 08:31:43PM -0800: 
> On Sun, Jan 01, 2006 at 11:20:40PM -0500, Martin Cracauer wrote:
> > For hardware testing, the best is ports/math/mprime
> > 
> > In combination with memtest86, because mprime doesn't sweep all RAM. 
> > 
> > If you have several processors, be sure to run several instances of
> > mprime (requires copying the whole mprime directory).
> > 
> > Martin
> > -- 
> 	Ah, thanks for the tip on mprime.  Would the odds of touch more
> 	RAM improve if I ran several nstatiations of mprime at once, 
> 	perhaps each differently nice'd?

No, prime is best used with nothing else interrupting it, not even
switches to other instances of itself.  One mprime per CPU.  It is a
very tightly written assembly program which "cooks" the CPU pretty
nicely in torture mode (start with -t).

Remember this is hardware test only, it does nothing about OS hickups.

Martin Cracauer <cracauer at>
FreeBSD - where you want to go, today.

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