de0 doze off

Raphael H. Becker rabe at
Fri Sep 17 14:43:25 PDT 2004

On Fri, Sep 17, 2004 at 02:42:39PM -0400, Robert Watson wrote:
> > > Another possible testing avenue (which might be slightly unstable but
> > > would illustrate the point) would be to leave debug.mpsafenet=1, 


> > > disable preemption, 


> > > and remove the IFF_NEEDSGIANT flag from the if_de driver flags.
[snip: diff]


> Looks good.  This may result in reduced stability, but it may also tell us
> specifically if there's a problem with the IFF_NEEDSGIANT mechanism.

two parallel wget saturate the link to an average of ~12MByte/sec
(netstat 1) for some hours. seems to work perfect now, constant full speed.

I transferred around 180 copies of the miniinst.iso and ran a md5 on
lots of the file to detect xfer-errors, nothing failed, no more errors. 


Raphael Becker

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