+-----------------------------------------------------------------------+-------------+-------------+--------------+--------------+---------------+---------------+------+------+ | Test Case | 1908.0-1 | 1908.1-1 | 1908.1-2 | 2001.0-2 | Diff1 | Diff2 | RCA1 | RCA2 | +-----------------------------------------------------------------------+-------------+-------------+--------------+--------------+---------------+---------------+------+------+ | 64b-2t1c-eth-l2xcbase-eth-2vhostvr1024-1vm | 7.3 +- 0.0 | 7.2 +- 0.0 | 6.4 +- 0.9 | 7.7 +- 0.1 | -11.9 +- 12.1 | +20.3 +- 16.7 | - | [9] | | 64b-2t1c-1lbvpplacp-dot1q-l2bdbasemaclrn-eth-2vhostvr1024-1vm-vppl2xc | 1.4 +- 0.2 | 1.5 +- 0.1 | 1.3 +- 0.2 | 1.4 +- 0.1 | -13.0 +- 16.6 | +8.2 +- 20.7 | - | - | | 64b-2t1c-eth-l2bdbasemaclrn-macip-iacl50sl-10kflows | 5.1 +- 0.1 | NT | 4.8 +- 0.0 | 5.0 +- 0.0 | -6.4 +- 1.6 | +4.4 +- 1.1 | - | - | | 64b-2t1c-ethip4vxlan-l2bdbasemaclrn-eth-2vhostvr1024-1vm-vppl2xc | 1.7 +- 0.3 | NT | 1.4 +- 0.2 | 1.5 +- 0.2 | -14.8 +- 19.7 | +3.0 +- 19.8 | - | - | | 64b-2t1c-ethip4vxlan-l2bdbasemaclrn | 10.0 +- 0.0 | NT | 9.4 +- 0.2 | 9.6 +- 0.2 | -6.4 +- 2.2 | +2.0 +- 3.3 | - | - | | 64b-2t1c-eth-l2bdbasemaclrn-iacl50sl-10kflows | 8.7 +- 0.1 | NT | 8.5 +- 0.1 | 8.6 +- 0.0 | -2.8 +- 1.8 | +1.4 +- 1.8 | - | - | | 64b-2t1c-ethip4vxlan-l2bdbasemaclrn-eth-2vhostvr1024-1vm | 4.6 +- 0.0 | NT | 4.4 +- 0.0 | 4.4 +- 0.0 | -4.0 +- 0.8 | +0.5 +- 0.6 | - | - | | 64b-2t1c-eth-l2bdbasemaclrn-iacl50sf-10kflows | 8.7 +- 0.0 | NT | 8.5 +- 0.1 | 8.5 +- 0.1 | -2.8 +- 1.0 | +0.4 +- 1.3 | - | - | | 64b-2t1c-eth-l2bdbasemaclrn-oacl50sl-10kflows | 8.4 +- 0.1 | NT | 8.0 +- 0.1 | 8.1 +- 0.1 | -4.1 +- 1.5 | +0.1 +- 1.4 | - | - | | 64b-2t1c-ethip4udp-ip4base-oacl50sl-10kflows | 9.0 +- 0.0 | NT | 8.7 +- 0.2 | 8.7 +- 0.0 | -2.6 +- 2.2 | -0.0 +- 2.2 | [1] | - | | 64b-2t1c-eth-l2bdscale1mmaclrn | 10.6 +- 0.1 | 10.5 +- 0.1 | 10.2 +- 0.3 | 10.1 +- 0.3 | -3.3 +- 3.1 | -0.5 +- 4.4 | - | - | | 64b-2t1c-eth-l2bdbasemaclrn-oacl50sf-10kflows | 8.4 +- 0.1 | NT | 8.1 +- 0.1 | 8.0 +- 0.1 | -3.9 +- 1.6 | -0.6 +- 1.8 | - | - | | 64b-2t1c-ethip4ipsec4tnlsw-ip4base-int-aes128cbc-hmac512sha | 3.1 +- 0.0 | NT | 2.9 +- 0.0 | 2.9 +- 0.0 | -5.7 +- 0.2 | -0.9 +- 0.2 | - | - | | 64b-2t1c-1lbvpplacp-dot1q-l2bdbasemaclrn-eth-2vhostvr1024-1vm | 5.2 +- 0.0 | 5.2 +- 0.0 | 5.0 +- 0.0 | 5.0 +- 0.1 | -3.6 +- 0.5 | -1.0 +- 1.2 | - | - | | 64b-2t1c-eth-l2bdbasemaclrn-eth-2vhostvr1024-1vm | 6.5 +- 0.0 | 6.4 +- 0.0 | 6.3 +- 0.1 | 6.2 +- 0.0 | -1.8 +- 0.9 | -1.5 +- 0.9 | - | - | | 64b-2t1c-ethip4udp-ip4base-oacl50sf-10kflows | 8.9 +- 0.1 | NT | 8.8 +- 0.2 | 8.7 +- 0.1 | -1.5 +- 2.7 | -1.6 +- 2.9 | - | - | | 64b-2t1c-eth-l2bdscale100kmaclrn | 11.4 +- 0.1 | 11.2 +- 0.1 | 10.7 +- 0.5 | 10.5 +- 0.4 | -4.8 +- 4.4 | -1.7 +- 5.8 | - | - | | 64b-2t1c-ethip4ipsec4tnlsw-ip4base-int-aes256gcm | 5.9 +- 0.0 | NT | 5.5 +- 0.0 | 5.4 +- 0.0 | -6.2 +- 0.3 | -2.0 +- 0.3 | - | - | | 64b-2t1c-1lbvpplacp-dot1q-l2xcbase-eth-2vhostvr1024-1vm | 6.2 +- 0.1 | 6.3 +- 0.0 | 6.0 +- 0.1 | 5.9 +- 0.1 | -4.6 +- 1.4 | -2.1 +- 1.7 | - | - | | 64b-2t1c-ethip4vxlan-l2xcbase | 12.1 +- 0.1 | NT | 11.0 +- 0.6 | 10.8 +- 0.5 | -8.3 +- 4.6 | -2.6 +- 6.9 | - | - | | 64b-2t1c-ethip4ipsec1000tnlsw-ip4base-int-aes128cbc-hmac512sha | 2.5 +- 0.0 | NT | 2.5 +- 0.0 | 2.4 +- 0.0 | -2.7 +- 0.3 | -3.4 +- 0.2 | - | - | | 64b-2t1c-eth-l2bdbasemaclrn-eth-2memif-1lxc | 6.5 +- 0.0 | 8.3 +- 0.0 | 8.1 +- 0.3 | 7.8 +- 0.1 | -2.9 +- 3.3 | -3.5 +- 3.7 | - | [11] | | 64b-2t1c-ethip4udp-ip4base-iacl50sl-10kflows | 9.4 +- 0.1 | NT | 9.2 +- 0.1 | 8.9 +- 0.1 | -2.3 +- 1.2 | -3.6 +- 1.2 | - | - | | 64b-2t1c-ethip4udp-ip4base-iacl50sf-10kflows | 9.4 +- 0.1 | NT | 9.1 +- 0.1 | 8.8 +- 0.1 | -3.0 +- 1.5 | -3.6 +- 1.9 | [1] | - | | 64b-2t1c-ethip4ipsec10000tnlsw-ip4base-int-aes128cbc-hmac512sha | 2.4 +- 0.0 | NT | 2.3 +- 0.0 | 2.2 +- 0.0 | -2.4 +- 0.4 | -4.3 +- 0.4 | - | - | | 64b-2t1c-ethip4ipsec1000tnlsw-ip4base-int-aes256gcm | 4.1 +- 0.0 | NT | 4.0 +- 0.0 | 3.8 +- 0.0 | -2.0 +- 0.4 | -4.7 +- 0.4 | - | - | | 64b-2t1c-eth-l2bdscale10kmaclrn | 12.7 +- 0.1 | 12.7 +- 0.2 | 11.9 +- 0.8 | 11.3 +- 0.7 | -6.3 +- 6.4 | -5.0 +- 8.7 | - | - | | 64b-2t1c-ethip4-ip4base-eth-2vhostvr1024-1vm | 6.4 +- 0.0 | 6.4 +- 0.0 | 6.2 +- 0.1 | 5.9 +- 0.0 | -2.3 +- 1.6 | -5.5 +- 1.7 | - | - | | 64b-2t1c-ethip4ipsec10000tnlsw-ip4base-int-aes256gcm | 3.7 +- 0.0 | NT | 3.6 +- 0.0 | 3.4 +- 0.0 | -1.0 +- 0.9 | -5.6 +- 0.8 | - | [12] | | 64b-2t1c-ethip4-ip4base-eth-2memif-1dcr | 6.6 +- 0.0 | 7.9 +- 0.0 | 7.6 +- 0.2 | 7.0 +- 0.1 | -3.3 +- 2.6 | -7.1 +- 2.7 | - | [11] | | 64b-2t1c-dot1q-l2bdbasemaclrn-eth-2memif-1dcr | 4.3 +- 0.3 | 4.7 +- 0.2 | 4.6 +- 0.2 | 4.2 +- 0.2 | -2.9 +- 6.8 | -8.5 +- 6.0 | - | [11] | | 64b-2t1c-eth-l2xcbase-eth-2memif-1dcr | 8.3 +- 0.0 | 11.4 +- 0.0 | 10.9 +- 1.1 | 9.9 +- 0.4 | -5.0 +- 9.8 | -8.9 +- 10.0 | - | [11] | | 64b-2t1c-dot1q-l2bdbasemaclrn-eth-2vhostvr1024-1vm-vppl2xc | 1.7 +- 0.4 | 1.6 +- 0.3 | 1.5 +- 0.2 | 1.3 +- 0.2 | -8.3 +- 19.8 | -10.0 +- 20.2 | - | - | | 64b-2t1c-eth-l2xcbase-eth-2vhostvr1024-1vm-vppl2xc | 3.4 +- 0.1 | 3.4 +- 0.1 | 2.6 +- 0.9 | 2.3 +- 0.9 | -23.7 +- 26.3 | -11.6 +- 44.9 | [4] | - | | 64b-2t1c-ethip4-ip4base-eth-2vhostvr1024-1vm-vppip4 | 2.4 +- 0.3 | 2.3 +- 0.3 | 1.9 +- 0.3 | 1.7 +- 0.3 | -17.0 +- 18.0 | -11.8 +- 21.1 | - | - | | 64b-2t1c-dot1q-l2xcbase-eth-2vhostvr1024-1vm | 5.9 +- 0.5 | 5.8 +- 0.4 | 4.9 +- 0.9 | 4.3 +- 0.8 | -16.4 +- 17.4 | -11.9 +- 23.9 | - | - | | 64b-2t1c-eth-l2xcbase-eth-2memif-1lxc | 8.3 +- 0.0 | 11.5 +- 0.1 | 10.9 +- 1.1 | 9.6 +- 0.6 | -5.7 +- 9.7 | -12.0 +- 10.6 | - | [11] | | 64b-2t1c-dot1q-ip4base | 16.2 +- 0.0 | 16.2 +- 0.0 | 13.8 +- 2.1 | 11.9 +- 1.6 | -14.8 +- 13.1 | -13.4 +- 17.5 | - | - | | 64b-2t1c-ethip4-ip4scale2m | 15.7 +- 0.1 | 15.7 +- 0.1 | 13.7 +- 2.2 | 11.8 +- 1.6 | -13.0 +- 13.8 | -13.6 +- 18.1 | - | - | | 64b-2t1c-ethip4udp-ip4base-nat44 | 12.1 +- 1.2 | 11.7 +- 1.5 | 10.9 +- 0.8 | 9.1 +- 0.3 | -7.1 +- 13.7 | -16.2 +- 6.9 | - | [6] | | 64b-2t1c-ethip4-ip4scale20k | 17.4 +- 0.1 | 17.3 +- 0.0 | 14.6 +- 2.8 | 12.2 +- 2.0 | -15.7 +- 16.0 | -16.4 +- 20.7 | - | - | | 64b-2t1c-dot1q-l2bdbasemaclrn-eth-2vhostvr1024-1vm | 4.9 +- 0.3 | 4.8 +- 0.4 | 4.4 +- 0.9 | 3.7 +- 0.5 | -9.2 +- 19.7 | -16.6 +- 20.5 | - | - | | 64b-2t1c-ethip4-ip4scale200k | 17.4 +- 0.0 | 17.4 +- 0.0 | 14.5 +- 2.9 | 12.1 +- 2.0 | -16.5 +- 16.6 | -16.9 +- 21.7 | - | - | | 64b-2t1c-dot1q--ethip4vxlan-l2bdscale100l2bd100vlan100vxlan | 7.2 +- 0.0 | 7.2 +- 0.0 | 6.7 +- 0.9 | 5.5 +- 1.6 | -7.7 +- 12.3 | -17.2 +- 26.2 | - | - | | 64b-2t1c-eth-l2bdbasemaclrn | 18.0 +- 0.1 | 17.9 +- 0.0 | 15.1 +- 3.1 | 12.3 +- 2.6 | -15.8 +- 17.4 | -18.3 +- 24.0 | - | - | | 64b-2t1c-eth-l2bdbasemaclrn-eth-2vhostvr1024-1vm-vppl2xc | 1.8 +- 0.5 | 2.0 +- 0.4 | 1.8 +- 0.5 | 1.5 +- 0.3 | -8.4 +- 32.2 | -18.8 +- 28.2 | - | - | | 64b-2t1c-dot1q--ethip4vxlan-l2bdscale1l2bd1vlan1vxlan | 9.4 +- 0.0 | 9.4 +- 0.0 | 8.2 +- 1.2 | 6.6 +- 2.6 | -12.1 +- 13.0 | -19.9 +- 34.2 | - | - | | 64b-2t1c-ethip4-ip4base | 18.6 +- 0.1 | 18.8 +- 0.1 | 15.5 +- 3.4 | 12.4 +- 2.5 | -17.6 +- 18.0 | -20.3 +- 23.7 | [1] | - | | 64b-2t1c-1lbvpplacp-dot1q-l2xcbase-eth-2vhostvr1024-1vm-vppl2xc | 2.6 +- 0.2 | 2.5 +- 0.2 | 2.3 +- 0.4 | 1.8 +- 0.6 | -9.9 +- 19.1 | -20.7 +- 31.4 | - | - | | 64b-2t1c-dot1q-l2xcbase | 16.6 +- 0.1 | 16.4 +- 0.1 | 10.5 +- 6.7 | 8.3 +- 4.0 | -35.9 +- 40.6 | -21.3 +- 62.5 | - | [5] | | 64b-2t1c-dot1q-l2xcbase-eth-2vhostvr1024-1vm-vppl2xc | 2.8 +- 0.2 | 2.9 +- 0.1 | 2.1 +- 0.6 | 1.7 +- 0.6 | -27.4 +- 19.3 | -22.6 +- 32.9 | - | - | | 64b-2t1c-dot1q-l2bdbasemaclrn | 12.9 +- 0.1 | 12.8 +- 0.2 | 11.0 +- 2.4 | 8.1 +- 3.1 | -14.1 +- 18.6 | -26.6 +- 32.3 | - | - | | 64b-2t1c-eth-l2xcbase | 26.0 +- 0.1 | 25.9 +- 0.1 | 19.8 +- 7.1 | 13.6 +- 5.2 | -23.5 +- 27.5 | -31.5 +- 36.2 | - | - | | 64b-2t1c-avf-dot1q-l2bdbasemaclrn | 16.1 +- 0.1 | 16.0 +- 0.2 | 11.2 +- 5.7 | 6.8 +- 3.8 | -30.0 +- 35.4 | -39.4 +- 46.0 | - | - | | 64b-2t1c-eth-l2patch | 27.8 +- 0.0 | 27.8 +- 0.0 | 28.7 +- 3.6 | 15.6 +- 9.6 | +3.4 +- 12.9 | -45.7 +- 34.0 | [2] | [5] | | 64b-2t1c-avf-dot1q-ip4base | NT | 20.8 +- 0.1 | 14.0 +- 7.0 | 7.4 +- 4.8 | -32.9 +- 33.9 | -46.8 +- 43.7 | [1] | - | | 64b-2t1c-avf-eth-l2bdbasemaclrn | 23.2 +- 0.1 | 23.1 +- 0.1 | 15.5 +- 8.8 | 8.0 +- 6.3 | -32.7 +- 38.2 | -48.4 +- 50.1 | - | - | | 64b-2t1c-avf-ethip4-ip4scale2m | 20.5 +- 0.0 | 20.3 +- 0.1 | 14.0 +- 7.2 | 7.2 +- 5.0 | -31.2 +- 35.6 | -48.7 +- 44.4 | - | [7] | | 64b-2t1c-avf-ethip4-ip4scale200k | 23.0 +- 0.1 | 22.8 +- 0.1 | 15.4 +- 8.3 | 7.7 +- 5.6 | -32.5 +- 36.5 | -50.1 +- 45.1 | - | [7] | | 64b-2t1c-avf-ethip4-ip4base | 24.8 +- 0.1 | 24.9 +- 0.1 | 16.2 +- 9.5 | 8.0 +- 6.2 | -35.1 +- 38.0 | -50.6 +- 48.0 | [1] | [10] | | 64b-2t1c-avf-ethip4-ip4scale20k | 23.2 +- 0.0 | 23.0 +- 0.0 | 15.5 +- 8.5 | 7.6 +- 5.7 | -32.4 +- 37.0 | -51.3 +- 45.2 | - | [7] | | 64b-2t1c-avf-eth-l2xcbase | 27.8 +- 0.0 | 27.8 +- 0.0 | 19.5 +- 12.5 | 8.2 +- 8.1 | -29.7 +- 44.9 | -57.8 +- 49.2 | [2] | - | | 64b-2t1c-avf-eth-l2patch | 27.8 +- 0.0 | 27.8 +- 0.0 | 22.0 +- 14.5 | 9.1 +- 10.3 | -20.7 +- 52.2 | -58.6 +- 54.0 | [2] | - | +-----------------------------------------------------------------------+-------------+-------------+--------------+--------------+---------------+---------------+------+------+ Legend to Table: YYMM.V-E - tested VPP version (YY year, MM month, V minor version) and CSIT test environment version (E environment version, "1" for 2019-08-21, "2" for 2020-03-27). Diff1 - difference between environment versions "2" and "1" for the same VPP version, 1908.1-2 vs. 1908.1-1 (if data for the latter not present, 1908.0-1 is used). Diff2 - difference between the current and the previous VPP version in the current environment version "2", 2001.0-2 vs. 1908.1-2. RCA1 - root cause analysis reference for Diff1. RCA2 - root cause analysis reference for Diff2. RCA1: [1] DONE, Impact of upgrades: i) Skx ucode from 0x2000043 to 0x2000065, ii) Linux kernel from 4.15.0-60 to 4.15.0-72 and iii) SuperMicro motherboard BIOS from 3.0c to 3.2. [2] DONE, Applied fix of FVL NIC firmware 6.0.1 for increasing TRex Mpps rate from 27 Mpps to 37 Mpps, [CSIT-1503], [TRex-519]. [3] DONE, Applied VPP PAPI fix to enable memif zero-copy, [CSIT-1592], [VPP-1764]. [4] OPEN, Higher than before StDev of PDR throughput for VPP vhost-user with VPP-inside-VM, under investigation, [CSIT-1699], [CSIT-1704]. RCA2: [5] DONE, caused by setting MTU [VPP-1876], [CSIT-1705]. [6] DONE, ip4base-nat44 regression, ge-23963 (https://gerrit.fd.io/r/c/vpp/+/23963#message-044278e6_752c3327). [7] POSTPONED, avf-ip4scale regression, CANDIDATE(S) before ge-22699, [CSIT-1699], [CSIT-1706]. [8] OPEN, VPP vhost-user with VPP-inside-VM higher than before stdev of PDR throughput, under investigation, [CSIT-1699], [CSIT-1704]. [9] DONE, caused by setting MTU [VPP-1876], [CSIT-1707]. [10] POSTPONED, avf-ip4base regression, CANDIDATE(S) range ge-18361..ge-24505, [CSIT-1699], [CSIT-1708]. [11] DONE, memif regression, CANDIDATE(S) confirmed ge-23801. [12] DONE, ipsec tnl sw scale regression, CANDIDATE(S) confirmed ge-22878, [VPP-1911], [CSIT-1712].