Comparison of FreeBSD/Linux TCP Throughput performance

Ivan Voras ivoras at
Mon Oct 19 11:48:12 UTC 2009

Chuck Swiger wrote:
> Hi, Steve--
> On Oct 17, 2009, at 8:14 AM, Steve Dong wrote:
>> If there's a better/lighter way to show these graphics, I'd like to know.
> Sure-- put 'em on a webserver somewhere, and put links to them in your 
> email to this mailing list.
> If you wanted to do even better than that, set up a simple webpage 
> describing what you are doing in your comparison, have a link to the 
> dmesg/boot output for each platform as a .txt file and a description of 
> any system tweaks & tuning, have a link that points to a description of 
> the test setup (ie, your ASCII diagram of the switch and 4 machines), 
> then your graphs, then the raw data (or links to it, depending).  You 
> can then throw in netstat -s output, or NIC driver stats from sysctl, or 
> switch stats, etc-- anything else that adds useful context.
> There are a fair number of posts in the list archives which describe how 
> to benchmark reliably, and the people who are most likely to be making 
> code changes to FreeBSD also tend to like to know whether you've 
> collected enough data, in a controlled fashion, to have an idea as to 
> whether your measurements are reproducible.  I'm not a purist, and I 

Also, the OP should take a look at some previous benchmarks and the link 
to benchmark advices here:

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