CSIT Release Notes ================== Changes in CSIT |release| ------------------------- #. VPP performance test environment changes - 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. #. VPP performance test framework changes - Added VAT command history collection for every test case as part of teardown. #. Added VPP performance tests - **CGNAT** - 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. - **vhost-user tests with one VM** - 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. - **vhost-user tests with two VMs service chain** - 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. - **IPSec encryption with** - 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. Performance Improvements ------------------------ 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 are calculated against the test results listed in CSIT rls1701 report. VPP-16.09 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-vhost-VM | 10ge2p1x520: 64B-1t1c-eth-l2xcbase-eth-2vhost-1vm-ndrdisc | 0.5 | 2.8 | 3.2 | 14% | +-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ | L2BD-vhost-VM | 10ge2p1x520: 64B-1t1c-eth-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc | 0.4 | 2.7 | 3.1 | 15% | +-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ | IPv4 vhost | 10ge2p1x520: 64B-1t1c-ethip4-ip4base-eth-2vhost-1vm-ndrdisc | 0.3 | 2.6 | 3.1 | 19% | +-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ | IPv4 LISP | 10ge2p1x520: 64B-1t1c-ethip4lispip4-ip4base-ndrdisc | 4.4 | 4.8 | 5.5 | 15% | +-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ | IPv6 | 10ge2p1x520: 78B-1t1c-ethip6-ip6base-ndrdisc | 3.0 | 7.3 | 8.1 | 11% | +-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ | IPv6 COP | 10ge2p1x520: 78B-1t1c-ethip6-ip6base-copwhtlistbase-ndrdisc | 6.1 | 6.1 | 6.9 | 13% | +-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ | IPv6 iAcl | 10ge2p1x520: 78B-1t1c-ethip6-ip6base-iacldstbase-ndrdisc | 6.5 | 6.1 | 6.9 | 13% | +-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ 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-vhost-VM | 10ge2p1x520: 64B-1t1c-eth-l2xcbase-eth-2vhost-1vm-pdrdisc | 2.6 | 3.2 | 3.2 | 0% | +-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ | L2BD-vhost-VM | 10ge2p1x520: 64B-1t1c-eth-l2bdbasemaclrn-eth-2vhost-1vm-pdrdisc | 2.1 | 2.9 | 3.2 | 10% | +-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ | IPv4 vhost | 10ge2p1x520: 64B-1t1c-ethip4-ip4base-eth-2vhost-1vm-pdrdisc | 2.0 | 2.7 | 3.1 | 15% | +-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ | IPv4 LISP | 10ge2p1x520: 64B-1t1c-ethip4lispip4-ip4base-pdrdisc | 4.6 | 4.8 | 5.5 | 15% | +-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ | IPv6 | 10ge2p1x520: 78B-1t1c-ethip6-ip6base-pdrdisc | 7.7 | 7.3 | 8.1 | 11% | +-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ | IPv6 COP | 10ge2p1x520: 78B-1t1c-ethip6-ip6base-copwhtlistbase-pdrdisc | 6.1 | 6.1 | 6.9 | 13% | +-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ | IPv6 iAcl | 10ge2p1x520: 78B-1t1c-ethip6-ip6base-iacldstbase-pdrdisc | 6.5 | 6.1 | 6.9 | 13% | +-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ 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". 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 listed in CSIT rls1701 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 | +===================+=================================================================+============+===========+===========+=================+ | L2XC | 10ge2p1x520: 64B-1t1c-eth-l2xcbase-ndrdisc | 9.4 | 12.7 | 13.1 | 3% | +-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ | 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 | 9.1 | 3% | +-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ | 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% | +-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ | L2BD | 10ge2p1x520: 64B-1t1c-eth-l2bdbasemaclrn-ndrdisc | 7.8 | 10.4 | 10.8 | 4% | +-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ | 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 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% | +-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ | 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% | +-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ 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 | 9.2 | 5% | +-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ | L2XC VxLAN | 10ge2p1x520: 64B-1t1c-ethip4vxlan-l2xcbase-pdrdisc | 5.4 | 6.5 | 6.8 | 5% | +-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ | L2BD | 10ge2p1x520: 64B-1t1c-eth-l2bdbasemaclrn-pdrdisc | 7.8 | 10.6 | 10.8 | 2% | +-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ | IPv4 | 10ge2p1x520: 64B-1t1c-ethip4-ip4base-pdrdisc | 8.7 | 9.7 | 10.4 | 7% | +-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ | 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 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 | 8.1 | 0% | +-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ | IPv4 Policer | 10ge2p1x520: 64B-1t1c-ethip4-ip4base-ipolicemarkbase-pdrdisc | 7.1 | 7.4 | 8.1 | 9% | +-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ | 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% | +-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ Known Issues ------------ 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. | | | for ip4scale200k, ip4scale2m scale IPv4 routed- | | Observed frequency: all test runs. | | | forwarding tests. ip4scale20k tests are fine. | | | +---+-------------------------------------------------+------------+-----------------------------------------------------------------+ | 2 | Sporadic VAT API timeouts during ip6scale2m | VPP-712 | Needs fixing VPP VAT API timeouts for large volume of IPv6 | | | scale IPv6 routed-forwarding tests when volume | | routes. | | | adding IPv6 routes - 2M in this case. | | | | | ip6scale200k works. | | | +---+-------------------------------------------------+------------+-----------------------------------------------------------------+ | 3 | 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 | | | | | 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 | | | 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. | | | +---+-------------------------------------------------+------------+-----------------------------------------------------------------+ | 6 | 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. | +---+-------------------------------------------------+------------+-----------------------------------------------------------------+