Dear Andrew, Sorry for taking your time. I made a mistake and I had a miss configuration. the vpp behavior is true in handling of tcp idle sessions. there are no problem.thanks for your help and consideration. Best Regards,
On Sun, Jun 10, 2018 at 8:39 PM, emma sdi <s3m2e1.6s...@gmail.com> wrote: > Dear Andrew, > I've already tested your patch and the my observed behavior in last tests > exists yet. However in vpp1804, mentioned delete process starts when the > session table is full but in master with your patch, process of deleting > sessions starts while session table is not full. > if it is possible for you, I appreciate you double check. The trex and vpp > configs attached in my previous emails. > > > On Sat, Jun 2, 2018 at 11:42 PM, Andrew Yourtchenko <ayour...@gmail.com> > wrote: > >> Thanks for more detail! Could you also include the VPP config ? This way >> I can give it a shot in the lab when I am back or the office 11th June. >> >> By the way, https://gerrit.fd.io/r/#/c/12770/ could have changed the >> behavior since I made an addition of the transient state before the >> connection is deleted, you might wanna give it a quick check if you like, >> before the 11th June. >> >> --a >> >> On 2 Jun 2018, at 12:37, emma sdi <s3m2e1.6s...@gmail.com> wrote: >> >> >> ---------- Forwarded message ---------- >> From: khers <s3m2e1.6s...@gmail.com> >> Date: Sat, Jun 2, 2018 at 1:09 PM >> Subject: Re: [vpp-dev] anomaly in deleting tcp idle session in vpp >> To: Andrew Yourtchenko <ayour...@gmail.com> >> >> >> Dear Andrew, >> >> I have observed a contradiction. In my test case, after being session >> table full, vpp start to delete idle sessions. >> trex command : ./t-rex-64 -c 3 --active-flows 10000 -f >> /cap2/concurrent_connection_test.yaml --nc -m 1000 --no-key >> yaml file and pcap file and patch file is attached to this email. >> >> I changed vpp 18.04 version to log session timeout type before removing >> them. Accordingly, I observed sessions with timeout type 1 ( 1 is used for >> idle session timeout) in my log. >> >> set acl-plugin session timeout udp idle 60 >> set acl-plugin session timeout tcp idle 3600 >> set acl-plugin session timeout tcp transient 30 >> >> >> >> >> On Wed, May 30, 2018 at 7:59 PM, Andrew Yourtchenko <ayour...@gmail.com> >> wrote: >> >>> If the table is full it should fifo-reuse the tcp transient sessions, >>> not the established ones. >>> >>> --a >>> >>> On 30 May 2018, at 14:00, emma sdi <s3m2e1.6s...@gmail.com> wrote: >>> >>> Dear Folks, >>> I have a problem with vpp stateful mode. I observed that vpp start to >>> delete tcp idle sessions when session table is full. my question is this >>> behavior is implemented and indeed it is normal routine? or is this an >>> anomaly? because this behavior is not normal generally (for example in >>> conntrack) and an established session have to exist till its timeout will >>> be zero. I expect vpp holds all old tcp idle sessions instead of creating >>> new sessions when session table doesn't have any empty entry. >>> Best Regards, >>> >>> >> >> <concurrent_connection_test.yaml> >> >> <concurrent_connection_test_pcap.pcap> >> >> <log.patch> >> >> > > > -=-=-=-=-=-=-=-=-=-=-=- Links: You receive all messages sent to this group. View/Reply Online (#9594): https://lists.fd.io/g/vpp-dev/message/9594 Mute This Topic: https://lists.fd.io/mt/20415862/21656 Group Owner: vpp-dev+ow...@lists.fd.io Unsubscribe: https://lists.fd.io/g/vpp-dev/unsub [arch...@mail-archive.com] -=-=-=-=-=-=-=-=-=-=-=-
