Hi Chinmaya, Are you by chance using 23.02rc0, as opposed to 22.10, in combination with non-connected udp listeners? If yes, could you try this fix [1] or vpp latest to check if the issue still persists?
Regards, Florin [1] https://gerrit.fd.io/r/c/vpp/+/37842 > On Jan 18, 2023, at 12:59 PM, Chinmaya Aggarwal <chinmaya.agar...@hsc.com> > wrote: > > Hi, > > We are testing VCL in VPP 22.10 and facing the issue that VCL is not able to > accept UDP connections and we are seeing rx full in "show session verbose" > command:-- > > vpp# show session verbose > Connection State > Rx-f Tx-f > [0:0][U] 2001:5b0:ffff:501:b883:31f:29e:9881:9915->:::0 LISTEN > 3994945 0 > [0:1][U] 2001:5b0:ffff:501:b883:31f:19e:9881:9915->:::0 LISTEN 0 > 0 > Thread 0: active sessions 2 > Thread 1: no sessions > Thread 2: no sessions > Thread 3: no sessions > Thread 4: no sessions > vpp# > > > Below is the relevant configuration in:- > startup.conf > session { > enable > evt_qs_memfd_seg > use-app-socket-api > segment-baseva 0x2000000000 > } > #socksvr { socket-name /run/vpp/vcl.sock} > socksvr { default } > > > vcl.conf > vcl { > rx-fifo-size 4000000 > tx-fifo-size 4000000 > app-scope-local > app-scope-global > app-socket-api /var/run/vpp/app_ns_sockets/default > } > > The same configuration is working fine in VPP v21.06. Has anything changed in > 22.10 or are we missing something here? > > Thanks and Regards, > Chinmaya Agarwal. > > >
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