On 12 Jan 2024, at 14:35, Reshma Sreekumar via discuss wrote:
> Hello all, > > An ingress qdisc configured on a port that is enslaved into an OpenvSwitch > bridge gets automatically deleted when tcpdump is run on that port! > > OVS version : > > ovs-vsctl (Open vSwitch) 2.17.1 (also seen on 3.2.1) > DB Schema 8.3.0 > > OVS bridge config > > Bridge br0 > Port br0 > Interface br0 > type: internal > Port L3port > Interface L3port > type: internal > Port veth1 > Interface veth1 > > Steps to reproduce: > > 1. sudo tc qdisc add dev veth1 ingress > 2. sudo tc filter add dev veth1 parent ffff: protocol all u32 match u32 0 0 > action mirred ingress redirect dev ifb0 > 3. sudo tcpdump -i veth1 > > And by running `tcpdump`/by setting "promisc", the ingress qdisc is lost! > > Are there any known workarounds for this issue? Thanks in advance! Did you see Ilya’s reply to your earlier email? https://mail.openvswitch.org/pipermail/ovs-discuss/2024-January/052870.html //Eelco > > > Thanks & Regards, > Reshma Sreekumar > _______________________________________________ > discuss mailing list > [email protected] > https://mail.openvswitch.org/mailman/listinfo/ovs-discuss _______________________________________________ discuss mailing list [email protected] https://mail.openvswitch.org/mailman/listinfo/ovs-discuss
