Re: kernel: dst cache overflow

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Am Mi, den 06.07.2005 schrieb André Cruz um 17:08:

> >> I have a router running FC 2 with kernel 2.6.10-1.770_FC2.
> >That kernel has security issues.
> 
> Ok. I will look into fedoralegacy because I'm running the latest kernel
> from the mainstream updates.

As far as I see FLP hasn't a newer kernel in the queue actually.

http://www.netcore.fi/pekkas/buglist-fc2.html

> >I don't understand why your proc value is that small.
> >$ cat /proc/sys/net/ipv4/route/max_size
> >131072
> 
> Maybe it's because my machine has only 256MB ram? I think these values
> are computed according the RAM present.

That might be the case. You can set a higher value in /etc/sysctl.conf.

http://lantana.tenet.res.in/General_Info/Tech/HOWTO/Adv-Routing-HOWTO.html#LARTC.KERNEL.OBSCURE

> >This is on my unmodified FC2 with the rebuild FC3 kernel 2.6.11-1.35.
> >Do you constantly run P2P filesharing? That is a typical reason too for
> >stopping SOHO hardware router to work as they have limited NAT
> >capacities.
> 
> No, I don't run p2p... What causes the most traffic is a lot of hosts
> with NFS (udp) mounted shares which reside on the other side of the
> firewall so there's a lot of traffic. Also I run shorewall 2.4.0...
> Could it be slowing down the cleaning of the cache?

I don't have experience with such a setup, but it sounds reasonable that
a lot of NFS hosts causes your situation. Do those outside hosts hoave
dynamic IPs?
google search didn't bring me a good hint. Found a former thread

http://forums.fedoraforum.org/archive/index.php/t-39765.html

> André

Alexander


-- 
Alexander Dalloz | Enger, Germany | GPG http://pgp.mit.edu 0xB366A773
legal statement: http://www.uni-x.org/legal.html
Fedora Core 2 GNU/Linux on Athlon with kernel 2.6.11-1.35_FC2smp 
Serendipity 17:22:40 up 11 days, 14 users, load average: 0.14, 0.12,
0.12 

Attachment: signature.asc
Description: Dies ist ein digital signierter Nachrichtenteil


[Index of Archives]     [Current Fedora Users]     [Fedora Desktop]     [Fedora SELinux]     [Yosemite News]     [Yosemite Photos]     [KDE Users]     [Fedora Tools]     [Fedora Docs]

  Powered by Linux