Re: [vpp-dev] how to trace tcp4-output?

2019-04-29 Thread Florin Coras
rs/buildwireshark.html >> >> <https://fdio-vpp.readthedocs.io/en/latest/gettingstarted/developers/buildwireshark.html> >> >> >> HTH... Dave >> >> >> >> >> >> From: mailto:vpp-dev@lists.fd.io>> on behalf of >>

Re: [vpp-dev] how to trace tcp4-output?

2019-04-29 Thread Andreas Schultz
1000”, cause a transaction, “pcap dispatch trace >> off”; then look at the resulting trace w/ a vpp-dispatch-trace enabled >> wireshark. See >> https://fdio-vpp.readthedocs.io/en/latest/gettingstarted/developers/buildwireshark.html >> >> >> >> HTH... Dave

Re: [vpp-dev] how to trace tcp4-output?

2019-04-29 Thread Florin Coras
gettingstarted/developers/buildwireshark.html> > > > HTH... Dave > > > > > > From: mailto:vpp-dev@lists.fd.io>> on behalf of Andreas > Schultz <mailto:andreas.schu...@travelping.com>> > Date: Monday, April 29, 2019 at 9:31 AM > To: "vpp-

Re: [vpp-dev] how to trace tcp4-output?

2019-04-29 Thread Andreas Schultz
developers/buildwireshark.html > > > > HTH... Dave > > > > > > *From: * on behalf of Andreas Schultz < > andreas.schu...@travelping.com> > *Date: *Monday, April 29, 2019 at 9:31 AM > *To: *"vpp-dev@lists.fd.io" > *Subject: *[vpp-dev] how to tra

Re: [vpp-dev] how to trace tcp4-output?

2019-04-29 Thread Florin Coras
Hi Andreas, The tracing should work but because we’re reusing the syn packet to build the syn-ack, it might not show correctly. Could you breakpoint the tcp4-output and try to see if the trace code is hit? As for the checksum, tcp only tags the packet with a request to have it offloaded. If

Re: [vpp-dev] how to trace tcp4-output?

2019-04-29 Thread Dave Barach via Lists.Fd.Io
: on behalf of Andreas Schultz Date: Monday, April 29, 2019 at 9:31 AM To: "vpp-dev@lists.fd.io" Subject: [vpp-dev] how to trace tcp4-output? Hi, I'm trying to debug a problem and need to trace tcp4-output with vpp 19.04. So far I have tried it with "trace add tcp4-out

[vpp-dev] how to trace tcp4-output?

2019-04-29 Thread Andreas Schultz
Hi, I'm trying to debug a problem and need to trace tcp4-output with vpp 19.04. So far I have tried it with "trace add tcp4-output 100 verbose", but that is not producing the expected result. The trace buffer is always empty. I was expecting that "trace add af-packet-input 100" would also trace