Date: Fri, 8 Oct 2004 14:31:06 -0400 From: David Gilbert <dgilbert@dclg.ca> To: Mike Tancsa <mike@sentex.net> Cc: David Gilbert <dgilbert@dclg.ca> Subject: Re: Packet passing performance study on exotic hardware. Message-ID: <16742.56554.781753.73352@canoe.dclg.ca> In-Reply-To: <6.1.2.0.0.20041008125923.100dd108@64.7.153.2> References: <16742.40802.187425.402461@canoe.dclg.ca> <6.1.2.0.0.20041008120745.106ae7b0@64.7.153.2> <16742.48579.673252.78665@canoe.dclg.ca> <6.1.2.0.0.20041008125923.100dd108@64.7.153.2>
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>>>>> "Mike" == Mike Tancsa <mike@sentex.net> writes: Mike> At 12:18 PM 08/10/2004, David Gilbert wrote: >> Idle_poll is default 1, I'm not positive we tested 0. I don't >> think there is much idle time here. Mike> Actually, on RELENG_5, I think the default is now zero. checked, tho. We did set it to 1 in sysctl.conf. Mike> With a releng_5 BETA7 box in between 2 other hosts, with Mike> idle_poll set to the default on zero, using Mike> /usr/local/netperf/netperf -l 30 -H 10.10.10.1 -i 10,2 -I 99,10 Mike> -t UDP_STREAM -- -m 1000 -s 32768 32768 Mike> I see about 483Mb. If I set it to 1, Mike> I get just over 500Mb. This was with an HZ of 1000 This is well below the doubling I want to see, but I will add this to the test suite. Dave. -- ============================================================================ |David Gilbert, Independent Contractor. | Two things can only be | |Mail: dave@daveg.ca | equal if and only if they | |http://daveg.ca | are precisely opposite. | =========================================================GLO================
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