> On 16 Apr 2019, at 08:39, satish.gu...@gmail.com wrote: > > Retrying this. > > > Hi Vpp-Dev, > > Need your help in understanding one the Memif related issue that we are > facing in 18.10. > This code has been working in 18.01. As soon as we moved to 18.10, we are > started seeing this issue. > > When our graph node tries to send a message over Memif interface, the send is > failing with a reason code "no free tx slots" > > vpp# show node counters > Count Node Reason > 81 memif0/0-tx no free tx slots > > Following is the "show memif" output for reference. > > vpp# show memif > sockets > id listener filename > 0 yes (1) /run/vpp/memif.sock > > interface memif0/0 > remote-name "Ctrlr" > remote-interface "ctrlr_connection" > socket-id 0 id 0 mode ip > flags admin-up connected > listener-fd 39 conn-fd 38 > num-s2m-rings 2 num-m2s-rings 2 buffer-size 0 num-regions 2 > region 0 size 131584 fd 40 > region 1 size 12288000 fd 41 > master-to-slave ring 0: > region 0 offset 65792 ring-size 2048 int-fd 44 > head 2068 tail 20 flags 0x0000 interrupts 20 > master-to-slave ring 1: > region 0 offset 98688 ring-size 2048 int-fd 45 > head 0 tail 0 flags 0x0000 interrupts 82 > slave-to-master ring 0: > region 0 offset 0 ring-size 2048 int-fd 42 > head 102 tail 102 flags 0x0001 interrupts 0 > slave-to-master ring 1: > region 0 offset 32896 ring-size 2048 int-fd 43 > head 0 tail 0 flags 0x0001 interrupts 0 > > We are creating the memif interface with the following command > > vppctl create interface memif id 0 master ring-size 16 buffer-size 10240 > rx-queues 2 tx-queues 2 mode ip > > Please let us know if something changed in 18.10 that we have to change the > way we use memif. > Appreciate your inputs on this.
As a author of that code, i really don't have a clue what are the difference between 18.01 and 18.10. Both versions are not supported anymore. You may want to use git log to see diffs…
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