Re: (FreeBSD TCP) vs (Linux TCP)

[Richard Hodges <rh@xxxxxxxxxxxxx>]

> on Thu, 7 Mar 2002 02:48:52 -0800 (PST), Russo Roberto said:
> 
> > I am working to evaluate performance of
> > throughput between two PC connected between
> > a Fore-ATM card adapter to a network:
> > the netwotk is composed of a PVC of 4Mbps between 
> > three routers and I am just looking to use
> > differente queuing discipline like FIFO-PQ-WFQ.
> >
> > I have configured the two PC with the same Operating
> > Systems: a Linux (Red-Hat) and a FreeBSD v4.3 (Kame
> > Patch) and I am using  NETPERF to make throughput 
> > test.

On Thu, 7 Mar 2002, mark tinguely wrote:
 
> I would suggest that you run FreeBSD 4.5. There was a long-hidden socket bug
> that under certain situation caused the socket mechanism to go idle for a
> lengthy period of time and this caused performance issues. This socket
> problem was fixed in the FreeBSD 4.5 release.

There was also the bug in the Fore PCA200E driver (device hfa) from 4.1 to
4.3 that caused massive packet loss.

-Richard


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