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    SubjectRe: tbench as a load - DDOS attack?
    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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