Similar problem
i think i have similar problem
hardware:
Supermicro X8DTi-LN4F
Xeon L5520
Intel® 82576 Dual-Port Gigabit Ethernet Controller
software:
# pveversion -v
pve-manager: 2.1-14 (pve-manager/2.1/f32f3f46)
running kernel: 2.6.32-14-pve
proxmox-ve-2.6.32: 2.1-74
pve-kernel-2.6.32-11-pve...