21.11.4 patches review and test

Xu, HailinX hailinx.xu at intel.com
Thu May 4 04:13:55 CEST 2023
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> -----Original Message-----
> From: Kevin Traynor <ktraynor at redhat.com>
> Sent: Tuesday, May 2, 2023 5:35 PM
> To: Xu, HailinX <hailinx.xu at intel.com>; stable at dpdk.org
> Cc: Stokes, Ian <ian.stokes at intel.com>; Mcnamara, John
> <john.mcnamara at intel.com>; Luca Boccassi <bluca at debian.org>; Xu, Qian Q
> <qian.q.xu at intel.com>; Thomas Monjalon <thomas at monjalon.net>; Peng,
> Yuan <yuan.peng at intel.com>; Chen, Zhaoyan <zhaoyan.chen at intel.com>;
> dev at dpdk.org
> Subject: Re: 21.11.4 patches review and test
> 
> On 20/04/2023 11:32, Kevin Traynor wrote:
> > On 20/04/2023 03:40, Xu, HailinX wrote:
> >>> -----Original Message-----
> >>> From: Xu, HailinX <hailinx.xu at intel.com>
> >>> Sent: Thursday, April 13, 2023 2:13 PM
> >>> To: Kevin Traynor <ktraynor at redhat.com>; stable at dpdk.org
> >>> Cc: dev at dpdk.org; Abhishek Marathe
> <Abhishek.Marathe at microsoft.com>;
> >>> Ali Alnubani <alialnu at nvidia.com>; Walker, Benjamin
> >>> <benjamin.walker at intel.com>; David Christensen
> >>> <drc at linux.vnet.ibm.com>; Hemant Agrawal
> <hemant.agrawal at nxp.com>;
> >>> Stokes, Ian <ian.stokes at intel.com>; Jerin Jacob
> >>> <jerinj at marvell.com>; Mcnamara, John <john.mcnamara at intel.com>;
> >>> Ju-Hyoung Lee <juhlee at microsoft.com>; Luca Boccassi
> >>> <bluca at debian.org>; Pei Zhang <pezhang at redhat.com>; Xu, Qian Q
> >>> <qian.q.xu at intel.com>; Raslan Darawsheh <rasland at nvidia.com>;
> Thomas
> >>> Monjalon <thomas at monjalon.net>; yanghliu at redhat.com; Peng, Yuan
> >>> <yuan.peng at intel.com>; Chen, Zhaoyan <zhaoyan.chen at intel.com>
> >>> Subject: RE: 21.11.4 patches review and test
> >>>
> >>>> -----Original Message-----
> >>>> From: Kevin Traynor <ktraynor at redhat.com>
> >>>> Sent: Thursday, April 6, 2023 7:38 PM
> >>>> To: stable at dpdk.org
> >>>> Cc: dev at dpdk.org; Abhishek Marathe
> >>>> <Abhishek.Marathe at microsoft.com>; Ali Alnubani
> >>>> <alialnu at nvidia.com>; Walker, Benjamin <benjamin.walker at intel.com>;
> >>>> David Christensen <drc at linux.vnet.ibm.com>; Hemant Agrawal
> >>>> <hemant.agrawal at nxp.com>; Stokes, Ian <ian.stokes at intel.com>; Jerin
> >>>> Jacob <jerinj at marvell.com>; Mcnamara, John
> >>>> <john.mcnamara at intel.com>; Ju-Hyoung Lee <juhlee at microsoft.com>;
> >>>> Kevin Traynor <ktraynor at redhat.com>; Luca Boccassi
> >>>> <bluca at debian.org>; Pei Zhang <pezhang at redhat.com>; Xu, Qian Q
> >>>> <qian.q.xu at intel.com>; Raslan Darawsheh <rasland at nvidia.com>;
> >>> Thomas
> >>>> Monjalon <thomas at monjalon.net>; yanghliu at redhat.com; Peng, Yuan
> >>>> <yuan.peng at intel.com>; Chen, Zhaoyan <zhaoyan.chen at intel.com>
> >>>> Subject: 21.11.4 patches review and test
> >>>>
> >>>> Hi all,
> >>>>
> >>>> Here is a list of patches targeted for stable release 21.11.4.
> >>>>
> >>>> The planned date for the final release is 25th April.
> >>>>
> >>>> Please help with testing and validation of your use cases and
> >>>> report any issues/results with reply-all to this mail. For the
> >>>> final release the fixes and reported validations will be added to the
> release notes.
> >>>>
> >>>> A release candidate tarball can be found at:
> >>>>
> >>>>       https://dpdk.org/browse/dpdk-stable/tag/?id=v21.11.4-rc1
> >>>>
> >>>> These patches are located at branch 21.11 of dpdk-stable repo:
> >>>>       https://dpdk.org/browse/dpdk-stable/
> >>>>
> >>>> Thanks.
> >>>>
> >>>> Kevin
> >>>
> >>> HI All,
> >>>
> >>> Update the test status for Intel part. Till now dpdk21.11.4-rc1
> >>> validation test rate is 85%. No critical issue is found.
> >>> 2 new bugs are found, 1 new issue is under confirming by Intel Dev.
> >>> New bugs:   --20.11.8-rc1 also has these two issues
> >>>     1.
> pvp_qemu_multi_paths_port_restart:perf_pvp_qemu_vector_rx_mac:
> >>> performance drop about 23.5% when send small packets
> >>> 	https://bugs.dpdk.org/show_bug.cgi?id=1212    -- no fix yet
> >>>     2. some of the virtio tests are failing:    -- Intel dev is under
> investigating
> >>> # Basic Intel(R) NIC testing
> >>> * Build & CFLAG compile: cover the build test combination with
> >>> latest GCC/Clang version and the popular OS revision such as
> >>>     Ubuntu20.04, Ubuntu22.04, Fedora35, Fedora37, RHEL8.6, RHEL8.4,
> >>> FreeBSD13.1, SUSE15, CentOS7.9, etc.
> >>> - All test done. No new dpdk issue is found.
> >>> * PF(i40e, ixgbe): test scenarios including
> >>> RTE_FLOW/TSO/Jumboframe/checksum offload/VLAN/VXLAN, etc.
> >>> - All test done. No new dpdk issue is found.
> >>> * VF(i40e, ixgbe): test scenarios including
> >>> VF-RTE_FLOW/TSO/Jumboframe/checksum offload/VLAN/VXLAN, etc.
> >>> - All test done. No new dpdk issue is found.
> >>> * PF/VF(ice): test scenarios including Switch features/Package
> >>> Management/Flow Director/Advanced Tx/Advanced RSS/ACL/DCF/Flexible
> >>> Descriptor, etc.
> >>> - All test done. No new dpdk issue is found.
> >>> * Intel NIC single core/NIC performance: test scenarios including
> >>> PF/VF single core performance test, etc.
> >>> - All test done. No new dpdk issue is found.
> >>> * IPsec: test scenarios including ipsec/ipsec-gw/ipsec library basic
> >>> test - QAT&SW/FIB library, etc.
> >>> - On going.
> >>>
> >>> # Basic cryptodev and virtio testing
> >>> * Virtio: both function and performance test are covered. Such as
> >>> PVP/Virtio_loopback/virtio-user loopback/virtio-net VM2VM perf
> >>> testing/VMAWARE ESXI 8.0, etc.
> >>> - All test done. found bug1.
> >>> * Cryptodev:
> >>>     *Function test: test scenarios including Cryptodev API
> >>> testing/CompressDev ISA-L/QAT/ZLIB PMD Testing/FIPS, etc.
> >>>       - Execution rate is 90%. found bug2.
> >>>     *Performance test: test scenarios including Thoughput
> >>> Performance/Cryptodev Latency, etc.
> >>>       - All test done. No new dpdk issue is found.
> >>>
> >>> Regards,
> >>> Xu, Hailin
> >> Update the test status for Intel part. completed dpdk21.11.4-rc1 all
> validation. No critical issue is found.
> >
> > Hi. Thanks for testing.
> >
> >> 2 new bugs are found, 1 new issue is under confirming by Intel Dev.
> >> New bugs: --20.11.8-rc1 also has these two issues
> >>     1.
> pvp_qemu_multi_paths_port_restart:perf_pvp_qemu_vector_rx_mac:
> performance drop about 23.5% when send small packets
> >> 	https://bugs.dpdk.org/show_bug.cgi?id=1212  --not fix yet, Only the
> >> specified platform exists
> >
> > Do you know which patch caaused the regression? I'm not fully clear
> > from the Bz for 20.11. The backported patch ID'd as root cause [0] in
> > 20.11 is in the previous releases of 20.11 (and 21.11).
> >
> > Trying to understand because then it would have shown in testing for
> > previous releases. Or is this a new test introduced for latest LTS
> > releases? and if so, what is the baseline performance based on?
> >
> > [0]
> > commit 1c9a7fba5c90e0422b517404499ed106f647bcff
> > Author: Mattias Rönnblom <mattias.ronnblom at ericsson.com>
> > Date:   Mon Jul 11 14:11:32 2022 +0200
> >
> >       net: accept unaligned data in checksum routines
> >
> >>     2. some of the virtio tests are failing: -- Intel dev is under
> >> investigating
> >
> > ok, thank you.
> >
> 
> Hi, it was mentioned in a separate mail that the performance drop issue was
> not the same as 20.11.
> 
> Is there any update on that and the failing virtio tests ? Is there a regression
> introduced since in 21.11.4 ?

Found bad commit id: 
commit c41493361c87e730459ead9311c68528eb0874aa
Author: Boleslav Stankevich <boleslav.stankevich at oktetlabs.ru>
Date:   Fri Mar 3 14:19:29 2023 +0300
    net/virtio: deduce IP length for TSO checksum

We try this issue on 3 different platforms
Performance drop only found on Intel(R) Xeon(R) Platinum 8280M CPU @ 2.70GHz CPU.

Regards,
Xu, Hailin

> 
> thanks,
> Kevin,
> 
> > Kevin.
> >
> >> # Basic Intel(R) NIC testing
> >> * Build & CFLAG compile: cover the build test combination with latest
> GCC/Clang version and the popular OS revision such as
> >>     Ubuntu20.04, Ubuntu22.04, Fedora35, Fedora37, RHEL8.6, RHEL8.4,
> FreeBSD13.1, SUSE15, CentOS7.9, etc.
> >> - All test done. No new dpdk issue is found.
> >> * PF(i40e, ixgbe): test scenarios including
> RTE_FLOW/TSO/Jumboframe/checksum offload/VLAN/VXLAN, etc.
> >> - All test done. No new dpdk issue is found.
> >> * VF(i40e, ixgbe): test scenarios including
> VF-RTE_FLOW/TSO/Jumboframe/checksum offload/VLAN/VXLAN, etc.
> >> - All test done. No new dpdk issue is found.
> >> * PF/VF(ice): test scenarios including Switch features/Package
> Management/Flow Director/Advanced Tx/Advanced RSS/ACL/DCF/Flexible
> Descriptor, etc.
> >> - All test done. No new dpdk issue is found.
> >> * Intel NIC single core/NIC performance: test scenarios including PF/VF
> single core performance test, etc.
> >> - All test done. No new dpdk issue is found.
> >> * IPsec: test scenarios including ipsec/ipsec-gw/ipsec library basic test -
> QAT&SW/FIB library, etc.
> >> - All test done. No new dpdk issue is found.
> >>
> >> # Basic cryptodev and virtio testing
> >> * Virtio: both function and performance test are covered. Such as
> PVP/Virtio_loopback/virtio-user loopback/virtio-net VM2VM perf
> testing/VMAWARE ESXI 8.0, etc.
> >> - All test done. found bug1.
> >> * Cryptodev:
> >>     *Function test: test scenarios including Cryptodev API
> testing/CompressDev ISA-L/QAT/ZLIB PMD Testing/FIPS, etc.
> >>       - All test done. found bug2.
> >>     *Performance test: test scenarios including Thoughput
> Performance/Cryptodev Latency, etc.
> >>       - All test done. No new dpdk issue is found.
> >>
> >> Regards,
> >> Xu, Hailin
> >>
> >
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