On Mon, 26 Jul 2004, Stephen Hemminger wrote:
>>>> I haven't been able to reproduce this with normal www-browsing or
>>>> ssh-connections but it's always reproducible when my eth0 is under heavy
>>> I guess it can be reproduced even if the binary (nvidia ?) module is never
>>> loaded after boot, right ?
>> After 24 hours of hard working I can answer yes to this question.
>> Now I can reproduce this from 2 to 15 minutes with 2 cp-processes from
>> samba->workstation->nfs, some software building with make -j 3, playing
>> some mp3 via nfs to notice when kernel goes down.. =) and so on..
>> After that ksoftirqd takes almost all the cpu-time and the network is not
>> working at all.
> Is network traffic still coming in?
At least tcpdump doesn't say anything, I can only see only arp-packets
which my computer (not other computer's arp-packets) has made but no
response to those.
> or perhaps there is a network packet that causes some soft irq to go
> into an infinite loop. The recent iptables bug with ip options would be
> an example.
That would make sense but Robert Olsson had some knowledge of this and
said that this issue is probably the same that they have discussed in OSL.