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Date: Wed, 27 Feb 2002 11:30:57 -0500
From: Chris Friesen <cfriesen@nortelnetworks.com>
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Subject: Re: [BETA] First test release of Tigon3 driver
In-Reply-To: <20020227125611.A20415@stud.ntnu.no> <20020227.040653.58455636.davem@redhat.com> <20020227132454.B24996@stud.ntnu.no> <20020227.042845.54186884.davem@redhat.com> <20020227170321.B22422@stud.ntnu.no>
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Thomas Lang?s wrote:
> 
> David S. Miller:
> > At this point I'm mostly interested in if it works at all :-)
> > If the answer is yes, tell me that and then you can feel
> > free to experiment with jumbo frames et al. to discover
> > other bugs in the driver :-)
> 
> Just tested with MTU set at 1500 for now, but it seems to work fine, did a
> netcat between two boxes on the same switch and got around 80MB/sec.
> 
> Any programs or anything that could do a serious stresstest?  (Both hosts
> are Dell PowerEdge 2550, RedHat Linux 7.2).

I've had good luck with an infinite loop on sendto().  Can easily saturate a
link, and depending on the receiving host, can essentially DOS the machine.

As an example, a Dell OptiPlex GX1 running 2.4.17 becomes completely unusable
when receiving 80000 packets/sec.

Chris

-- 
Chris Friesen                    | MailStop: 043/33/F10  
Nortel Networks                  | work: (613) 765-0557
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