Re: dst cache overflow

Eric Dumazet
2005-03-22T21:12:31Z

buakaw@buakaw.homelinux.net a écrit :
> I see on 2.6.10/2.6.11.3
>

Hello

Could you give us the results of these commands :

# grep . /proc/sys/net/ipv4/route/*
# cat /proc/net/stat/rt_cache

Eric Dumazet

> Quoting Phil Oester <kernel@linuxace.com>:
>
>> On Tue, Mar 22, 2005 at 10:39:43AM +0200, buakaw@buakaw.homelinux.net
>> wrote:
>>
>>>
>>> computer's main job is to be router on small LAN with 10 users and some
>>> services like qmail, apache, proftpd, shoutcast, squid, and ices on
>>> slack
>>> 10.1. Iptables and tc are used to limit bandwiwdth and the two
>>> bandwidthd
>>> daemons are running on eth0 interface and all the time the cpu is
>>> used at
>>> about 0.4% and additional 12% by ices when encoding mp3 on demand, and
>>> the proccess ksoftirqd/0 randomally starts to use 100% of 0 cpu in
>>> normal
>>> situation and one time when the ksoftirqd/0 became crazy i noticed dst
>>> cache overflow messages in syslog but there are more of thies lines in
>>> logs about 5 times in 10 days period
>>
>>
>> There was a problem fixed in the handling of fragments which caused dst
>> cache overflow in the 2.6.11-rc series. Are you still seeing dst cache
>> overflow on 2.6.11?
>>
>> Phil
>>
>
>
>
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