[OpenWrt-Devel] 18.06 bug: Flow Offload Active Connections

Lucian Cristian luci at powerneth.ro
Tue May 29 20:30:07 EDT 2018

On 29.05.2018 19:55, Jaap Buurman wrote:
> Dear all,
> Whenever flow offload is enabled (either software or hardware) I can
> see many many active connections on the Luci overview page. It can go
> up to thousands of active connections. Looking in the "connections"
> part of the "realtime graphs" in Luci shows me that even connections
> with devices that turned off hours ago are still active. So for some
> reasons old connections are not leaving the conntrack table. Turning
> off flow offload fixes these issues right away. I am currently running
> the latest 18.06 snapshot on a dir-860l. Hopefully this is useful
> information for debugging.
> Yours sincerely,
> Jaap Buurman
> _______________________________________________
> openwrt-devel mailing list
> openwrt-devel at lists.openwrt.org
> https://lists.openwrt.org/listinfo/openwrt-devel

I also saw this yesterday but on mwan3 scenario, people where 
complaining and didn't understand why this happened but I fixed it by 
rising the conntrack table, by a *lot and I mean a lot!*


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