rtl8126

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    RTL8126A/r8169: 4.7Gbps one direction, 500Mbps reverse, high rx_missed

    Hi everyone, I’m troubleshooting poor 5GbE performance across three Dell Proxmox hosts. Has anyone seen similar behavior or found a reliable fix? Setup Realtek RTL8126A 5GbE NICs, using r8169 Kernel: 7.0.14-24-pve Firmware: rtl8126a-3_0.0.5 08/30/24 UniFi US-16-XG switch with UACC-CM-RJ45-MG...