请求帮助:基于 FLR544+怎么配置 Arch+window11 的 IB rdma

[dafen7]

目前我了解到的 windowserver 是可以直接通过 smb 连接达到 56Gbps 的,arch 我按照百科中的 ib 和 rdma 设置过了,smb 也配置了,但是就是不生效,实在摸不到头脑,详细信息如下,iperf 现在已经能测最高 900MB.

• 报错sudo ibnetdiscover

ibwarn: [468395] mad_rpc_open_port: can't open UMAD port ((null):0)
/usr/src/debug/rdma-core/rdma-core-44.0/libibnetdisc/ibnetdisc.c:802; can't open MAD port ((null):0)
ibnetdiscover: iberror: failed: discover failed

• smb 配置

[global]
   workgroup = WORKGROUP
   server string = Arch
   server role = standalone server
   log file = /usr/local/samba/var/log.%m
   max log size = 50
   dns proxy = no
   map to guest = Bad User
   netbios name = Arch
   security = user
   idmap config * : backend = tdb
#  禁用打印机
   load printers = no
   printing = bsd
   printcap name = /dev/null
   disable spoolss = yes
   show add printer wizard = no
   print notify backchannel = no
   unix extensions = false
   use sendfile = true
   getwd cache = yes
   min receivefile size = 16384
   max xmit = 65536
   # Global security
   public = yes
   interfaces = "ens160d1;capability=RDMA"

• 网卡状态sudo ibstat

CA 'rocep3s0'
        CA type: MT4103
        Number of ports: 2
        Firmware version: 2.40.5000
        Hardware version: 0
        Node GUID: 0xe0071bffff7205e0
        System image GUID: 0xe0071bffff7205e3
        Port 1:
                State: Down
                Physical state: Disabled
                Rate: 10
                Base lid: 0
                LMC: 0
                SM lid: 0
                Capability mask: 0x00010000
                Port GUID: 0xe2071bfffe7205e1
                Link layer: Ethernet
        Port 2:
                State: Down
                Physical state: Disabled
                Rate: 40
                Base lid: 0
                LMC: 0
                SM lid: 0
                Capability mask: 0x00010000
                Port GUID: 0xe2071bfffe7205e2
                Link layer: Ethernet

[yw9381]

win 和 linux 几乎没办法走 rdma 。这和网卡没关系。dma 本身就是 os 的特性。win 对 win 。linux 对 linux 都可以