lkml.org 
[lkml]   [2003]   [Feb]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
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

--
function.linuxpower.ca
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 13:33    [W:0.082 / U:0.400 seconds]
©2003-2011 Jasper Spaans. Advertise on this site