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RE: dst cache overflow 2.2.x; x>=16

To: "Milam, Chad" <Chad_Milam@xxxxxxxxxx>
Subject: RE: dst cache overflow 2.2.x; x>=16
From: jamal <hadi@xxxxxxxxxx>
Date: Sun, 14 Apr 2002 16:32:20 -0400 (EDT)
Cc: <netdev@xxxxxxxxxxx>
In-reply-to: <D4CA6B275AA33241AC771F0C0B43A921011BE866@xxxxxxxxxxxxxxxxxxxxxxxxxx>
Sender: owner-netdev@xxxxxxxxxxx

On Sun, 14 Apr 2002, Milam, Chad wrote:

> /proc/sys/net/ipv4/route/max_size=16384 (default 4096)

Ok, i meant:

> Also, based on the code from route.c:
> --
> if (atomic_read(&ipv4_dst_ops.entries) < ip_rt_max_size)
>         return 0;
> if (net_ratelimit())
>       printk("dst cache overflow\n");
> return 1;
> --

0 typically means the gc was succesful

> Looks to me like gc_thresh has nothing to do with it. Did I read that wrong?

I just remembered an old problem that used to cause this; do you
have lo configured?
make sure it is IP address and it is up.


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