On Thu, Jan 12, 2023 at 01:50:38PM +0200, Martin Zaharinov wrote: > Hi Pablo > > Do you have time to check this ? Busy here sorry. Why don't you use batch mode to speed up registration rather than triggering lots of forks, one after another? for i in `seq 2 9999`; do echo "link add d$i type dummy" >> /tmp/batch; done for i in `seq 2 9999`; do echo "create chain netdev x int$i { type filter hook egress priority -500; policy accept; }" >> /tmp/ruleset.nft; done for i in `seq 2 9999`; do echo "add chain netdev x int$i { devices = { d$i }; }" >> /tmp/ruleset.nft; done I can't reproduce the bug you report here, you provide more detailed description.