<div dir="auto"><div class="gmail_quote" dir="auto"><div dir="ltr" class="gmail_attr"> </div> <div lang="EN-IN" link="#0563C1" vlink="#954F72" style="word-wrap:break-word"> <div class="m_-7569941074057678089WordSection1"> Hi, We are using DPDK version “21.02” and facing issue while doing port start of MLX (ConnectX-4 Lx Virtual Function) 0000:0b:00.0 'MT27710 Family [ConnectX-4 Lx Virtual Function] 1016' if=eth2 drv=mlx5_core unused= Photon kernel version - 4.19.277-3.ph3 Firmware version – ]# ethtool -i eth2 driver: mlx5_core version: 5.0-0 firmware-version: 14.26.1040 (HP_2690110034) expansion-rom-version: bus-info: 0000:0b:00.0 supports-statistics: yes supports-test: yes supports-eeprom-access: no supports-register-dump: no supports-priv-flags: yes modinfo mlx5_core filename: /lib/modules/4.19.277-3.ph3/kernel/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.ko.xz version: 5.0-0 license: Dual BSD/GPL description: Mellanox 5th generation network adapters (ConnectX series) core driver author: Eli Cohen <a href="mailto:eli@mellanox.com" target="_blank" rel="noreferrer"> eli@mellanox.com</a> srcversion: 981FA6D58D2B017B197F177 We are seeing following errors in dpdk when we start the port 2023/05/12 06:00:57:497 notice dpdk EAL: Couldn't map new region for DMA 2023/05/12 06:01:29:966 error dpdk Interface TwentyFiveGigabitEthernetb/0/0 error -12: Unknown error -12 2023/05/12 06:01:29:966 error interface sw_set_flags_helper: dpdk_interface_admin_up_down: Interface start failed 2023/05/12 06:01:29:966 notice dpdk common_mlx5: Unable to find virtually contiguous chunk for address (0x1000000000). rte_memseg_contig_walk() failed. 2023/05/12 06:01:29:966 notice dpdk mlx5_pci: Failed to init cache list NIC_ingress_0_matcher_cache entry (nil). 2023/05/12 06:01:29:966 notice dpdk mlx5_pci: port 0 failed to set defaults flows </div> </div> </div></div>