From mboxrd@z Thu Jan  1 00:00:00 1970
From: Ivan Vladimirov <administrator@netwlan.net>
Date: Wed, 21 Feb 2007 13:39:57 +0000
Subject: Re: [LARTC] "dst cache overflow" messages and crash
Message-Id: <45DC4BAD.3000903@netwlan.net>
List-Id: <lartc.vger.kernel.org>
References: <45D9A86F.2020407@juliana-multimedia.com>
In-Reply-To: <45D9A86F.2020407@juliana-multimedia.com>
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To: lartc@vger.kernel.org

Fr=E9d=E9ric Massot wrote:
> Hi,
>
> I regularly have errors (kernel: dst cache overflow) and crash of a
> firewall under Linux 2.6.17 and the route patch from Julian Anastasov.
>
> With rtstat I see that the route cache size increases regularly without
> never decreasing.
>
> I have this parameters:
> fw:/proc/sys/net/ipv4/route# grep . *
> error_burst:1250
> error_cost:250
> gc_elasticity:15
> gc_interval:60
> gc_min_interval:0
> gc_min_interval_ms:500
> gc_thresh:4096
> gc_timeout:300
> max_delay:10
> max_size:65536
> min_adv_mss:256
> min_delay:2
> min_pmtu:552
> mtu_expires:600
> redirect_load:5
> redirect_number:9
> redirect_silence:5120
> secret_interval:600
>
> I can increase the maximum size of the cache, but that will do nothing
> but delay the crash.
>
> Can you help me?
>
> Regards.
max_sizee536
is to low increase size to 256k

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