em driver

Randy Bush randy at psg.com
Tue May 15 03:46:11 UTC 2007

LI Xin wrote:
> Randy Bush wrote:
>> could the em driver have been borked by the recent changes such that
>> once a day or so it went out for a few minutes to an hour?  if so, did
>> the changes three days ago fix it?
> What do you mean by "went out"?  According to my understanding 1.175 of 
> if_em.c seems to fix the case where em(4) fails to attach on certain 
> hardware...

running fine.  stops moving packets for five to 60 minutes.  starts moving
packets again.  all with no intervention, in rack, long way away.  e.g. see
two stops in


no other hosts with same symptom, though three with em ethers updated at
same time.

and, of course, it used to work fine until cvsup of May 8 12:03 (gmt).
everything always "used to work." :)


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