Linux: command: ibstat； infiniband

如何在Linux上安装infiniband相关的软件。

https://access.redhat.com/solutions/301643
https://docs.oracle.com/cd/E19436-01/820-3522-10/ch3-linux.html
yum groupinstall “Infiniband Support”

=======================Package               Architecture          Version             Repository      Size
======================
Upgrading:libibverbs            x86_64                41.0-1.el8         rhel-8-for-x86_64-baseos-rpms      394 klibrdmacm             x86_64                41.0-1.el8        rdma-core             x86_64                41.0-1.el8     
Installing group/module packages:ibacm               x86_64                41.0-1.el8       rhel-8-for-x86_64-baseos-rpms                    95 kinfiniband-diags    x86_64                41.0-1.el8       rhel-8-for-x86_64-baseos-rpms                   323 kiwpmd               x86_64                41.0-1.el8       rhel-8-for-x86_64-baseos-rpms                    36 klibibumad           x86_64                41.0-1.el8       rhel-8-for-x86_64-baseos-rpms                    33 klibibverbs-utils    x86_64                41.0-1.el8       rhel-8-for-x86_64-baseos-rpms                    82 klibpsm2             x86_64                11.2.206-1.el8   rhel-8-for-x86_64-baseos-rpms                   201 klibpsm2-compat      x86_64                11.2.206-1.el8   rhel-8-for-x86_64-baseos-rpms                    17 klibrdmacm-utils     x86_64                41.0-1.el8        rhel-8-for-x86_64-baseos-rpms                   101 kmstflint            x86_64                4.21.0-1.el8     rhel-8-for-x86_64-appstream-rpms                4.5 Mopa-address-resolution  x86_64                1:10.11.0.2-1.el8   rhel-8-for-x86_64-baseos-rpms                   351 kopa-basic-tools     x86_64                1:10.11.0.2-1.el8   rhel-8-for-x86_64-baseos-rpms                   423 kopa-fastfabric        x86_64                1:10.11.0.2-1.el8   rhel-8-for-x86_64-baseos-rpms                   1.7 Mopa-libopamgt     x86_64                1:10.11.0.2-1.el8    rhel-8-for-x86_64-baseos-rpms                   116 kperftest   x86_64                4.5-12.el8    rhel-8-for-x86_64-baseos-rpms                   273 kqperf          x86_64                0.4.11-2.el8   rhel-8-for-x86_64-appstream-rpms                 69 ksrp_daemon     x86_64                41.0-1.el8     rhel-8-for-x86_64-baseos-rpms                    51 k
Installing dependencies:expect        x86_64                5.45.4-5.el8     rhel-8-for-x86_64-baseos-rpms                   267 k
Installing Groups:Infiniband Support

ibstat

[root@-2101 ssh]# rpm -qf /usr/sbin/ibstat
infiniband-diags-41.0-1.el8.x86_64
[root@-2101 ssh]# /usr/sbin/ibstat -h

Usage: /usr/sbin/ibstat [options] <ca_name> [portnum]

Options:
–list_of_cas, -l list all IB devices
–short, -s short output
–port_list, -p show port list
–config, -z use config file, default: /etc/infiniband-diags/ibdiag.conf
–verbose, -v increase verbosity level
–debug, -d raise debug level
–help, -h help message
–version, -V show version

Examples:
/usr/sbin/ibstat -l # list all IB devices
/usr/sbin/ibstat mthca0 2 # stat port 2 of ‘mthca0’

相关资料

https://en.wikipedia.org/wiki/RDMA_over_Converged_Ethernet
https://en.wikipedia.org/wiki/InfiniBand