Hi, Yes, I have tested the latest code that includes https://gerrit.fd.io/r/c/vpp/+/33709. Test: "lcp lcp-sync on" => everything work fine "lcp lcp-sync off" => issue appears
Here is a video with an example https://youtu.be/wwyXyVilvOk Regards Petr pá 14. 1. 2022 v 16:59 odesílatel Pim van Pelt <p...@ipng.nl> napsal: > Hoi Petr, > > We merged a relevant VPP -> Linux interface sync change in > https://gerrit.fd.io/r/c/vpp/+/33709 just this week. > The code that does this sync is in lcp_interface_sync.c:100 > and lcp_interface.c:1004. > Does your build include that code, and did you issue "lcp lcp-sync on" ? > > > On Fri, Jan 14, 2022 at 3:34 PM Petr Boltík <petr.bol...@gmail.com> wrote: > >> Hello, >> I have found a cosmetic issue with a linux-cp TAP device (tested both >> plugins - original and patched linux-cp 31122 ). If you try to add multiple >> LCP TAP interfaces, sometimes there is bug in "vppctl show interface" >> output. MTU at the TAP is randomly shown incorrectly like: >> tap10 11 up 4/0/0/0 >> tap18 19 up 1500/0/0/0 >> tap26 27 up 9216/0/0/0 >> >> MTU 1500 pass to the control plane successfully and MTU inside netns is >> correct. Test script below, you may run it a few times to see an issue. I >> have run it inside netns "controlplane". Tested 21.10 and >> 22.02-rc0~347-g5dec92de6. >> >> Regards >> Petr >> >> #!/bin/bash >> vppctl lcp default netns controlplane >> for i in $(seq 1 30); do >> vppctl create loopback interface instance $i >> vppctl set interface mtu packet 1500 loop$i >> vppctl lcp create loop$i host-if br$i >> vppctl set interface state loop$i up >> done >> >> >> >> >> > > -- > Pim van Pelt <p...@ipng.nl> > PBVP1-RIPE - http://www.ipng.nl/ >
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