Mellanox vma

1,Mellanox offical vma Installation guide personal reading summarize

　　VMA是一个消息加速器messaging accelerator(MPI-Massage passing Interface);

　　The VMA library is delivered as a user-space library

　　install the default VMA version compiled with MLNX_OFED

linux系统环境下VMA安装完成后的一些设置

IGMP work in v2 on all interfaces

在/etc/sysctl.conf添加如下行

net.ipv4.conf.all.force_igmp_version = 2

IGMP(Internet Group Management Protocol)相关知识！！！

2,when running over InfiniBand ,configure ipoib mode to be datagram

　　a,修改 set_ipoib_cm=no 在/etc/infiniband/openib.conf

　　b,验证UD mode!

　　　　cat /sys/class/net/ib0/mode

hca_self_test.ofed

“/sbin/connectx_port_config -s

安装genisoimage包