Packet corruption in re0 (and em0 too)

Raul raul at
Fri Feb 22 22:18:08 UTC 2008

Quoting myself after some more testing ...

Raul escribió:

 > the same behavior happens. I left the box by night compiling CURRENT and
 > this morning I've run my 'stress tests' (once again with re0) ... the
 > box break to gdb as far I remember (too sleepy, sorry). Well, at least
 > no garbage over the link BD.

Really sleepy, it was not gdb, just a LOR.
If is anybody interested on it, I'll can reproduce it after a bit more 
tests with RELENG_7_0.

 > The fastest method I found to reproduce the problem is receive a
 > compresed tar (with good compression ratio) over the network (using nc,
 > 100 Mbps fdx), pipe through tar that decompress and write it on disk (a
 > lot of MB/s and tps looking at 'systat -vm'). The source tar file is
 > about 5Gb and link always fails before EOF :|.

That's still true at least for RELENG_7_0 and re0. Nothing new I guess.
I can't reproduce it with em0. Sorry for the noise.

I'm going to try the proposed if_re.c and if_rlreg.h as Christoph is 
doing ...


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