On Mon, 23 Apr 2018, Net Filter wrote:
> I was requested by Pablo Neira Ayuso to report the netfilter bugzilla
> ticket https://bugzilla.netfilter.org/show_bug.cgi?id=1247 here.
> The ticket is replicated below for your convenience.
> Start of ticket content:
> The configuration I use is a NixOS keepalived setup on AWS (which uses
> Xen) configured with per packet round robin routing in a direct
> routing setup, which in turn uses ipvs.
> Symptoms are ksoftirqd using 100% of the CPU resulting in what looks
> like a DoS attack on the machine.
> The module repeatedly crashes when in this mode with a message similar
> to the one below.
> [root@keepalive:~]# uname -a
> Linux keepalive 4.15.17 #1-NixOS SMP Thu Apr 12 10:31:21 UTC 2018
> x86_64 GNU/Linux
What IPVS rules are used? Persistence? Master/Backup sync?
What kind of traffic and its rate?
Julian Anastasov <ja@xxxxxx>
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