X-Git-Url: https://gerrit.fd.io/r/gitweb?p=csit.git;a=blobdiff_plain;f=docs%2Freport%2Fvpp_performance_tests%2Fcsit_release_notes.rst;h=0ee3e82f59412f510e0d656a837994c955832437;hp=7c17e0f44802dfa56edd4bbf29b8e93eea9ed73a;hb=1e2bf354994a7ec53c1acee2d1c2fe2208f7c905;hpb=01f9e5ccff93c600c793b78f4b8957289ad3359f diff --git a/docs/report/vpp_performance_tests/csit_release_notes.rst b/docs/report/vpp_performance_tests/csit_release_notes.rst index 7c17e0f448..0ee3e82f59 100644 --- a/docs/report/vpp_performance_tests/csit_release_notes.rst +++ b/docs/report/vpp_performance_tests/csit_release_notes.rst @@ -4,199 +4,148 @@ CSIT Release Notes Changes in CSIT |release| ------------------------- -#. VPP performance test environment changes +#. Test environment changes in VPP data plane performance tests: - - Further optimizations of VM and vhost-user test environment - Qemu virtio - queue size increased from default value of 256 to 1024. - - Addition of HW cryptodev devices - Intel QAT 8950 50G - in all three - LF FD.io physical testbeds. + - Further characterization and optimizations of VPP vhost-user and VM + test methodology and test environment; -#. VPP performance test framework changes + - Tests with varying Qemu virtio queue (a.k.a. vring) sizes: + [vr256] default 256 descriptors, [vr1024] 1024 descriptors to + optimize for packet throughput; - - Added VAT command history collection for every test case as part of teardown. + - Tests with varying Linux CFS (Completely Fair Scheduler) + settings: [cfs] default settings, [cfsrr1] CFS RoundRobin(1) + policy applied to all data plane threads handling test packet + path including all VPP worker threads and all Qemu testpmd + poll-mode threads; + + - Resulting test cases are all combinations with [vr256,vr1024] and + [cfs,cfsrr1] settings; + + - For more detail see performance results observations section in + this report; + +#. Code updates and optimizations in CSIT performance framework: + + - Complete CSIT framework code revision and optimizations as descried + on CSIT wiki page + `Design_Optimizations `_. + + - For more detail see the :ref:`CSIT Framework Design ` section + in this report; + +#. Changes to CSIT driver for TRex Traffic Generator: + + - Complete refactor of TRex CSIT driver; + + - Introduction of packet traffic profiles to improve usability and + manageability of traffic profiles for a growing number of test + scenarios. + + - Support for packet traffic profiles to test IPv4/IPv6 stateful and + stateless DUT data plane features; #. Added VPP performance tests - - **CGNAT** + - **Linux Container VPP memif virtual interface tests** + + - VPP Memif virtual interface (shared memory interface) tests + interconnecting VPP instances over memif. VPP vswitch + instance runs in bare-metal user-mode handling Intel x520 NIC + 10GbE interfaces and connecting over memif (Master side) virtual + interfaces to another instance of VPP running in bare-metal Linux + Container (LXC) with memif virtual interfaces (Slave side). LXC + runs in a priviliged mode with VPP data plane worker threads + pinned to dedicated physical CPU cores per usual CSIT practice. + Both VPP run the same version of software. This test topology is + equivalent to existing tests with vhost-user and VMs. - - Carrier Grade Network Address Translation tests with varying number - of users and ports per user: 1u-15p, 10u-15p, 100u-15p, 1000u-15p, - 2000u-15p, 4000u-15p - with Intel x520 NIC. + - **Stateful Security Groups** - - **vhost-user tests with one VM** + - New tests of VPP stateful security-groups a.k.a. acl-plugin + functionally compatible with networking-vpp OpenStack; - - L2 Bridge Domain switched-forwarding with Intel x710 NIC, Intel x520 NIC, - Intel xl710 NIC. - - VXLAN and L2 Bridge Domain switched-forwarding with Intel x520 NIC. + - New tested security-groups access-control-lists (acl) + configuration variants include: [iaclNsl] input acl stateless, + [oaclNsl] output acl stateless, [iaclNsf] input acl stateful + a.k.a. reflect, [oaclNsf] output acl stateful a.k.a. reflect, + where N is number of access-control-entries (ace) in the acl. - - **vhost-user tests with two VMs service chain** + - Testing packet flows transmitted by TG: 100, 10k, 100k, always + hitting the last permit entry in acl. - - L2 cross-connect switched-forwarding with Intel x520 NIC, Intel xl710 NIC. - - L2 Bridge Domain switched-forwarding with Intel x520 NIC, Intel xl710 NIC. - - IPv4 routed-forwarding with Intel x520 NIC, Intel xl710 NIC. + - **VPP vhost and VM tests** - - **IPSec encryption with** + - New VPP vhost-user and VM test cases to benchmark performance of + VPP and VM topologies with Qemu and CFS policy combinations of + [vr256,vr1024] x [cfs,cfsrr1]; - - AES-GCM, CBC-SHA1 ciphers, in combination with IPv4 routed-forwarding - with Intel xl710 NIC. - - CBC-SHA1 ciphers, in combination with LISP-GPE overlay tunneling for - IPv4-over-IPv4 with Intel xl710 NIC. + - Statistical analysis of repeatibility of results; Performance Improvements ------------------------ -Some performance improvements in measured packet throughput have been observed -in a number of CSIT |release| tests listed below. Relative improvements are -calculated against the test results in CSIT rls1701 report. VPP-16.09 and -VPP-17.01 numbers are provided for reference. +Substantial improvements in measured packet throughput have been +observed in a number of CSIT |release| tests listed below, with relative +increase of double-digit percentage points. Relative improvements for +this release are calculated against the test results listed in CSIT +|release-1| report. The comparison is calculated between the mean values +based on collected and archived test results' samples for involved VPP +releases. Standard deviation has been also listed for CSIT |release|. +VPP-16.09 and VPP-17.01 numbers are provided for reference. NDR Throughput ~~~~~~~~~~~~~~ Non-Drop Rate Throughput discovery tests: -+-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ -| VPP Functionality | Test Name | VPP-16.09 | VPP-17.01 | VPP-17.04 | 17.01 to 17.04 | -| | | [Mpps] | [Mpps] | [Mpps] | Relative Change | -+===================+=================================================================+============+===========+===========+=================+ -| L2XC | 10ge2p1x520: 64B-1t1c-eth-l2xcbase-ndrdisc | 9.4 | 12.7 | 13.4 | 6% | -+-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ -| L2XC | 10ge2p1xl710: 64B-1t1c-eth-l2xcbase-ndrdisc | 9.5 | 12.2 | 12.4 | 2% | -+-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ -| L2XC dot1ad | 10ge2p1x520: 64B-1t1c-dot1ad-l2xcbase-ndrdisc | 7.4 | 8.8 | 9.3 | 6% | -+-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ -| L2XC dot1q | 10ge2p1x520: 64B-1t1c-dot1q-l2xcbase-ndrdisc | 7.5 | 8.8 | 9.2 | 5% | -+-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ -| L2XC VxLAN | 10ge2p1x520: 64B-1t1c-ethip4vxlan-l2xcbase-ndrdisc | 5.4 | 6.5 | 6.8 | 5% | -+-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ -| L2XC-vhost-VM | 10ge2p1x520: 64B-1t1c-eth-l2xcbase-eth-2vhost-1vm-ndrdisc | 0.5 | 2.8 | 3.2 | 14% | -+-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ -| L2BD | 10ge2p1x520: 64B-1t1c-eth-l2bdbasemaclrn-ndrdisc | 7.8 | 10.4 | 10.8 | 4% | -+-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ -| L2BD-vhost-VM | 10ge2p1x520: 64B-1t1c-eth-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc | 0.4 | 2.7 | 3.4 | 26% | -+-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ -| IPv4 | 10ge2p1x520: 64B-1t1c-ethip4-ip4base-ndrdisc | 8.7 | 9.7 | 10.6 | 9% | -+-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ -| IPv4 COP | 10ge2p1x520: 64B-1t1c-ethip4-ip4base-copwhtlistbase-ndrdisc | 7.1 | 8.3 | 9.0 | 8% | -+-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ -| IPv4 iAcl | 10ge2p1x520: 64B-1t1c-ethip4-ip4base-iacldstbase-ndrdisc | 6.9 | 7.6 | 8.3 | 9% | -+-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ -| IPv4 vhost | 10ge2p1x520: 64B-1t1c-ethip4-ip4base-eth-2vhost-1vm-ndrdisc | 0.3 | 2.6 | 3.1 | 19% | -+-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ -| IPv6 | 10ge2p1x520: 78B-1t1c-ethip6-ip6base-ndrdisc | 3.0 | 7.3 | 8.1 | 11% | -+-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ +.. csv-table:: + :align: center + :header: VPP Functionality,Test Name,VPP-16.09 [Mpps],VPP-17.01 [Mpps],VPP-17.04 mean [Mpps],VPP-17.07 mean [Mpps],VPP-17.07 stdev [Mpps],17.04 to 17.07 change + :file: ../../../docs/report/vpp_performance_tests/performance_improvements/ndr_throughput.csv PDR Throughput ~~~~~~~~~~~~~~ Partial Drop Rate thoughput discovery tests with packet Loss Tolerance of 0.5%: -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| VPP Functionality | Test Name | VPP-16.09 | VPP-17.01 | VPP-17.04 | 17.01 to 17.04 | -| | | [Mpps] | [Mpps] | [Mpps] | Relative Change | -+===================+=================================================================+===========+===========+===========+=================+ -| L2XC | 10ge2p1x520: 64B-1t1c-eth-l2xcbase-pdrdisc | 9.4 | 12.7 | 13.4 | 6% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| L2XC dot1ad | 10ge2p1x520: 64B-1t1c-dot1ad-l2xcbase-pdrdisc | 7.4 | 8.8 | 9.3 | 6% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| L2XC dot1q | 10ge2p1x520: 64B-1t1c-dot1q-l2xcbase-pdrdisc | 7.5 | 8.8 | 9.5 | 8% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| L2XC VxLAN | 10ge2p1x520: 64B-1t1c-ethip4vxlan-l2xcbase-pdrdisc | 5.4 | 6.5 | 6.8 | 5% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| L2XC-vhost-VM | 10ge2p1x520: 64B-1t1c-eth-l2xcbase-eth-2vhost-1vm-pdrdisc | 2.6 | 3.2 | 3.2 | 0% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| L2BD | 10ge2p1x520: 64B-1t1c-eth-l2bdbasemaclrn-pdrdisc | 7.8 | 10.6 | 11.1 | 5% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| L2BD-vhost-VM | 10ge2p1x520: 64B-1t1c-eth-l2bdbasemaclrn-eth-2vhost-1vm-pdrdisc | 2.1 | 2.9 | 3.2 | 10% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv4 | 10ge2p1x520: 64B-1t1c-ethip4-ip4base-pdrdisc | 8.7 | 9.7 | 10.6 | 9% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv4 COP | 10ge2p1x520: 64B-1t1c-ethip4-ip4base-copwhtlistbase-pdrdisc | 7.1 | 8.3 | 9.2 | 11% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv4 iAcl | 10ge2p1x520: 64B-1t1c-ethip4-ip4base-iacldstbase-pdrdisc | 7.1 | 7.6 | 8.3 | 9% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv4 vhost | 10ge2p1x520: 64B-1t1c-ethip4-ip4base-eth-2vhost-1vm-pdrdisc | 2.0 | 2.7 | 3.2 | 19% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv6 | 10ge2p1x520: 78B-1t1c-ethip6-ip6base-pdrdisc | 7.7 | 7.3 | 8.1 | 11% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ +.. csv-table:: + :align: center + :header: VPP Functionality,Test Name,VPP-16.09 [Mpps],VPP-17.01 [Mpps],VPP-17.04 mean [Mpps],VPP-17.07 mean [Mpps],VPP-17.07 stdev [Mpps],17.04 to 17.07 change + :file: ../../../docs/report/vpp_performance_tests/performance_improvements/pdr_throughput.csv Measured improvements are in line with VPP code optimizations listed in -`VPP-17.04 release notes -`_. - -Additionally, vhost-VM performance improvements are due to both VPP code -optimizations as well as due to the FD.io CSIT Linux KVM test environment -optimizations for vhost-VM tests - see section "2.1.7. Methodology: KVM VM -vhost". - +`VPP-17.07 release notes +`_. Other Performance Changes ------------------------- Other changes in measured packet throughput, with either minor relative -increase or decrease, have been observed in a number of CSIT |release| tests -listed below. Relative changes are calculated against the test results in CSIT -rls1701 report. +increase or decrease, have been observed in a number of CSIT |release| +tests listed below. Relative changes are calculated against the test +results listed in CSIT |release-1| report. NDR Throughput ~~~~~~~~~~~~~~ Non-Drop Rate Throughput discovery tests: -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| VPP Functionality | Test Name | VPP-16.09 | VPP-17.01 | VPP-17.04 | 17.01 to 17.04 | -| | | [Mpps] | [Mpps] | [Mpps] | Relative Change | -+===================+=================================================================+===========+===========+===========+=================+ -| IPv4 FIB 200k | 10ge2p1x520: 64B-1t1c-ethip4-ip4scale200k-ndrdisc | 8.5 | 9.0 | 9.7 | 8% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv4 FIB 20k | 10ge2p1x520: 64B-1t1c-ethip4-ip4scale20k-ndrdisc | 8.5 | 9.0 | 9.4 | 4% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv4 FIB 2M | 10ge2p1x520: 64B-1t1c-ethip4-ip4scale2m-ndrdisc | 8.5 | 7.8 | 8.1 | 4% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv4 Policer | 10ge2p1x520: 64B-1t1c-ethip4-ip4base-ipolicemarkbase-ndrdisc | 6.9 | 7.4 | 8.1 | 9% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv4 LISP | 10ge2p1x520: 64B-1t1c-ethip4lispip4-ip4base-ndrdisc | 4.4 | 4.8 | 5.5 | 15% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv6 COP | 10ge2p1x520: 78B-1t1c-ethip6-ip6base-copwhtlistbase-ndrdisc | 6.1 | 6.1 | 6.9 | 13% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv6 FIB 200k | 10ge2p1x520: 78B-1t1c-ethip6-ip6scale200k-ndrdisc | 6.5 | 5.3 | 5.3 | 0% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv6 FIB 20k | 10ge2p1x520: 78B-1t1c-ethip6-ip6scale20k-ndrdisc | 6.9 | 6.5 | 6.9 | 6% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv6 FIB 2M | 10ge2p1x520: 78B-1t1c-ethip6-ip6scale2m-ndrdisc | 5.3 | 4.2 | 4.6 | 10% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv6 iAcl | 10ge2p1x520: 78B-1t1c-ethip6-ip6base-iacldstbase-ndrdisc | 6.5 | 6.1 | 6.9 | 13% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ +.. csv-table:: + :align: center + :header: VPP Functionality,Test Name,VPP-16.09 [Mpps],VPP-17.01 [Mpps],VPP-17.04 mean [Mpps],VPP-17.07 mean [Mpps],VPP-17.07 stdev [Mpps],17.04 to 17.07 change + :file: ../../../docs/report/vpp_performance_tests/performance_improvements/ndr_throughput_others.csv PDR Throughput ~~~~~~~~~~~~~~ Partial Drop Rate thoughput discovery tests with packet Loss Tolerance of 0.5%: -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| VPP Functionality | Test Name | VPP-16.09 | VPP-17.01 | VPP-17.04 | 17.01 to 17.04 | -| | | [Mpps] | [Mpps] | [Mpps] | Relative Change | -+===================+=================================================================+===========+===========+===========+=================+ -| IPv4 FIB 200k | 10ge2p1x520: 64B-1t1c-ethip4-ip4scale200k-pdrdisc | 8.5 | 9.0 | 9.7 | 8% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv4 FIB 20k | 10ge2p1x520: 64B-1t1c-ethip4-ip4scale20k-pdrdisc | 8.5 | 9.0 | 9.7 | 8% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv4 FIB 2M | 10ge2p1x520: 64B-1t1c-ethip4-ip4scale2m-pdrdisc | 8.3 | 8.1 | 8.3 | 2% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv4 Policer | 10ge2p1x520: 64B-1t1c-ethip4-ip4base-ipolicemarkbase-pdrdisc | 7.1 | 7.4 | 8.1 | 9% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv4 LISP | 10ge2p1x520: 64B-1t1c-ethip4lispip4-ip4base-pdrdisc | 4.6 | 4.8 | 5.5 | 15% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv6 COP | 10ge2p1x520: 78B-1t1c-ethip6-ip6base-copwhtlistbase-pdrdisc | 6.1 | 6.1 | 6.9 | 13% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv6 FIB 200k | 10ge2p1x520: 78B-1t1c-ethip6-ip6scale200k-pdrdisc | 6.9 | 5.3 | 5.3 | 0% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv6 FIB 20k | 10ge2p1x520: 78B-1t1c-ethip6-ip6scale20k-pdrdisc | 6.9 | 6.5 | 6.9 | 6% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv6 FIB 2M | 10ge2p1x520: 78B-1t1c-ethip6-ip6scale2m-pdrdisc | 5.3 | 4.2 | 4.6 | 10% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv6 iAcl | 10ge2p1x520: 78B-1t1c-ethip6-ip6base-iacldstbase-pdrdisc | 6.5 | 6.1 | 6.9 | 13% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ +.. csv-table:: + :align: center + :header: VPP Functionality,Test Name,VPP-16.09 [Mpps],VPP-17.01 [Mpps],VPP-17.04 mean [Mpps],VPP-17.07 mean [Mpps],VPP-17.07 stdev [Mpps],17.04 to 17.07 change + :file: ../../../docs/report/vpp_performance_tests/performance_improvements/pdr_throughput_others.csv + Known Issues ------------ @@ -206,25 +155,27 @@ Here is the list of known issues in CSIT |release| for VPP performance tests: +---+-------------------------------------------------+------------+-----------------------------------------------------------------+ | # | Issue | Jira ID | Description | +---+-------------------------------------------------+------------+-----------------------------------------------------------------+ -| 1 | NDR discovery test failures 1518B frame size | VPP-663 | VPP reporting errors: dpdk-input Rx ip checksum errors. | +| 1 | Security-groups acl-plugin scale tests failure | CSIT-731 | VPP with 2 worker threads crashes during security-groups | +| | with stateful acls if VPP with 2 worker threads | VPP-912 | iaclNsf and oaclNsf tests with 100k flows. | ++---+-------------------------------------------------+------------+-----------------------------------------------------------------+ +| 2 | VPP fails memif tests in 4 worker 2 core setup | CSIT-732 | VPP with 4 worker threads running on 2 physical cores crashes | +| | | VPP-920 | during memif tests. Initial debugging points to DPDK code | ++---+-------------------------------------------------+------------+-----------------------------------------------------------------+ +| 3 | NDR discovery test failures 1518B frame size | VPP-663 | VPP reporting errors: dpdk-input Rx ip checksum errors. | | | for ip4scale200k, ip4scale2m scale IPv4 routed- | | Observed frequency: all test runs. | | | forwarding tests. ip4scale20k tests are fine. | | | +---+-------------------------------------------------+------------+-----------------------------------------------------------------+ -| 2 | VAT API timeouts during ip6scale2m scale IPv6 | VPP-712 | Needs fixing VPP VAT API timeouts for large volume of IPv6 | -| | routed-forwarding tests when volume adding IPv6 | | routes. | -| | routes - 2M in this case. ip6scale2kk works. | | | -+---+-------------------------------------------------+------------+-----------------------------------------------------------------+ -| 3 | Vic1385 and Vic1227 low performance | VPP-664 | Low NDR performance. | -| | | | . | +| 4 | Vic1385 and Vic1227 low performance. | VPP-664 | Low NDR performance. | +| | | | | +---+-------------------------------------------------+------------+-----------------------------------------------------------------+ -| 4 | Sporadic NDR discovery test failures on x520 | CSIT-750 | Suspected issue with HW settings (BIOS, FW) in LF | +| 5 | Sporadic NDR discovery test failures on x520. | CSIT-750 | Suspected issue with HW settings (BIOS, FW) in LF | | | | | infrastructure. Issue can't be replicated outside LF. | +---+-------------------------------------------------+------------+-----------------------------------------------------------------+ -| 5 | VPP in 2t2c setups - large variation | CSIT-568 | Suspected NIC firmware or DPDK driver issue affecting NDR | +| 6 | VPP in 2t2c setups - large variation | CSIT-568 | Suspected NIC firmware or DPDK driver issue affecting NDR | | | of discovered NDR throughput values across | | throughput. Applies to XL710 and X710 NICs, x520 NICs are fine. | -| | multiple test runs with xl710 and x710 NICs. | | . | +| | multiple test runs with xl710 and x710 NICs. | | | +---+-------------------------------------------------+------------+-----------------------------------------------------------------+ -| 6 | Lower than expected NDR and PDR throughput with | CSIT-569 | Suspected NIC firmware or DPDK driver issue affecting NDR and | +| 7 | Lower than expected NDR and PDR throughput with | CSIT-569 | Suspected NIC firmware or DPDK driver issue affecting NDR and | | | xl710 and x710 NICs, compared to x520 NICs. | | PDR throughput. Applies to XL710 and X710 NICs. | +---+-------------------------------------------------+------------+-----------------------------------------------------------------+