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SubjectRe: tbench as a load - DDOS attack?
Date
On Sun, 16 Feb 2003 10:24 am, Zwane Mwaikambo wrote:
> On Sun, 16 Feb 2003, Con Kolivas wrote:
> > Zwane M suggested using tbench as a load to test one of his recent
> > patches and gave me the idea to try using tbench_load in contest. Here
> > are the first set of results I got while running tbench 4 continuously
> > (uniprocessor machine):
> >
> > tbench_load:
> > Kernel [runs] Time CPU%
> > test2420 1 180 38.9
> > test2561 1 970 7.7
> >
> > This is a massive difference. Sure tbench was giving better numbers on
> > 2.5.61 but it caused a massive slowdown. I wondered whether this
> > translates into being more susceptible to ping floods or DDOS attacks?
> > You should have seen tbench 16 - 3546 seconds!
> >
> > comments?
>
> Are you running this via loopback? Can you send a profile during the
> 2.4.20 run?

Loopback.

Con
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