Infiniband Setup

Setup Infiniband 40Gbs IPoIB on Ubuntu/Debian/Proxmox

Load missing modules

nano /etc/modules
  mlx4_ib
  mlx4_en
  ib_umad
  ib_ipoib

nano /etc/network/interfaces

auto ib0

 iface ib0 inet static
 address 192.168.10.35
 netmask 255.255.255.0
 post-up echo connected > /sys/class/net/ib0/mode
 post-up /sbin/ifconfig $IFACE mtu 65520

shutdown -r now

ifconfig (or add -a option)