Messages in this thread | | | Date | Sat, 15 Feb 2003 18:24:22 -0500 (EST) | From | Zwane Mwaikambo <> | Subject | Re: tbench as a load - DDOS attack? |
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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?
Thanks, Zwane
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