Hi Kevin, That’s a really old version of vpp. TLS has seen several improvements since then in areas including scheduling after incomplete writes. If you get a chance to test vpp latest or a more recent release, do let us know if the issue still persists.
Regards, Florin > On Mar 6, 2023, at 5:42 PM, Kevin Yan via lists.fd.io > <kevin.yan=mavenir....@lists.fd.io> wrote: > > Hi @Olivia Dunham <mailto:theoliviadun...@gmail.com>, > Recently I met the exact same issue, TLS TX svm fifo gets > full after burst of traffic and it will never resume, meanwhile, TCP TX svm > fifo is empty at that time I’m using VPP20.09, I believe there is some issue > in TLS layer, > so did you fix the issue later? If yes, can you share the solution. > > BRs, > Kevin > > From: vpp-dev@lists.fd.io <mailto:vpp-dev@lists.fd.io> <vpp-dev@lists.fd.io > <mailto:vpp-dev@lists.fd.io>> On Behalf Of Olivia Dunham > Sent: Tuesday, September 14, 2021 8:58 PM > To: vpp-dev@lists.fd.io <mailto:vpp-dev@lists.fd.io> > Subject: [E] COMMERCIAL BULK: [vpp-dev] TLS app stuck after burst of traffic > #vpp-hoststack > > Email is from a Free Mail Service (Gmail/Yahoo/Hotmail….) : Beware of > Phishing Scams, Report questionable emails tos...@mavenir.com > <mailto:s...@mavenir.com> > During sudden burst of traffic, the TCP fifo gets full. When this happens the > openssl TLS app de-schedules the transport. But once the TCP data is sent > out, the TLS is not resuming. VPP ends up in a state where TCP fifo is empty, > but the TLS fifo is full and no more Tx happens on TLS fifo. > > VPP version: 21.01 > > We came across this commit - session tls: deq notifications for custom tx > <https://github.com/FDio/vpp/commit/1e6a0f64653c8142fa7032aba127ab4894bafc3c> > Not sure what is the issue fixed by this commit, but It doesn't seem to fix > the above mentioned issue. > This e-mail message may contain confidential or proprietary information of > Mavenir Systems, Inc. or its affiliates and is intended solely for the use of > the intended recipient(s). If you are not the intended recipient of this > message, you are hereby notified that any review, use or distribution of this > information is absolutely prohibited and we request that you delete all > copies in your control and contact us by e-mailing to secur...@mavenir.com > <mailto:secur...@mavenir.com>. This message contains the views of its author > and may not necessarily reflect the views of Mavenir Systems, Inc. or its > affiliates, who employ systems to monitor email messages, but make no > representation that such messages are authorized, secure, uncompromised, or > free from computer viruses, malware, or other defects. Thank You > >
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