Re: [PATCH net] ipv6: tcp: drop silly ICMPv6 packet too big messages
From: Eric Dumazet <edumazet@google.com>
Date: 2021-07-07 16:30:55
On Wed, Jul 7, 2021 at 6:27 PM Willy Tarreau [off-list ref] wrote:
On Wed, Jul 07, 2021 at 06:25:10PM +0200, Eric Dumazet wrote:quoted
On Wed, Jul 7, 2021 at 6:15 PM Willy Tarreau [off-list ref] wrote:quoted
One can hope that one day the issue will disappear.Aie. I thought you were speaking about million PPS. For sure if 10 pkt/s already cause harm, there's little to nothing that can be achieved with sampling!
Yes, these routes expire after 600 seconds, and the ipv6/max_size default to 4096 After a few minutes, the route cache is full and bad things happen.