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Re: [PATCHv2 net-next] ipvs: queue delayed work to expire no destination

To: Andrew Sy Kim <kim.andrewsy@xxxxxxxxx>
Subject: Re: [PATCHv2 net-next] ipvs: queue delayed work to expire no destination connections if expire_nodest_conn=1
Cc: Julian Anastasov <ja@xxxxxx>, Wensong Zhang <wensong@xxxxxxxxxxxx>, Simon Horman <horms@xxxxxxxxxxxx>, lvs-devel@xxxxxxxxxxxxxxx, netfilter-devel@xxxxxxxxxxxxxxx
From: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>
Date: Wed, 8 Jul 2020 18:12:45 +0200
On Wed, Jul 08, 2020 at 12:06:18PM -0400, Andrew Sy Kim wrote:
> When expire_nodest_conn=1 and a destination is deleted, IPVS does not
> expire the existing connections until the next matching incoming packet.
> If there are many connection entries from a single client to a single
> destination, many packets may get dropped before all the connections are
> expired (more likely with lots of UDP traffic). An optimization can be
> made where upon deletion of a destination, IPVS queues up delayed work
> to immediately expire any connections with a deleted destination. This
> ensures any reused source ports from a client (within the IPVS timeouts)
> are scheduled to new real servers instead of silently dropped.

Is this the same patch ?

https://patchwork.ozlabs.org/project/netfilter-devel/patch/20200708135854.28944-1-kim.andrewsy@xxxxxxxxx/

Julian has "Signed-off-by:" previous patch and this v2 does not say
what has been updated.

Thanks.

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