How To Install ibacm on Rocky Linux 8

In this tutorial we learn how to install ibacm on Rocky Linux 8. ibacm is InfiniBand Communication Manager Assistant

Introduction

In this tutorial we learn how to install ibacm on Rocky Linux 8.

What is ibacm

The ibacm daemon helps reduce the load of managing path record lookups on large InfiniBand fabrics by providing a user space implementation of what is functionally similar to an ARP cache. The use of ibacm, when properly configured, can reduce the SA packet load of a large IB cluster from O(n^2) to O(n). The ibacm daemon is started and normally runs in the background, user applications need not know about this daemon as long as their app uses librdmacm to handle connection bring up/tear down. The librdmacm library knows how to talk directly to the ibacm daemon to retrieve data.

We can use yum or dnf to install ibacm on Rocky Linux 8. In this tutorial we discuss both methods but you only need to choose one of method to install ibacm.

Install ibacm on Rocky Linux 8 Using dnf

Update yum database with dnf using the following command.

sudo dnf makecache --refresh

After updating yum database, We can install ibacm using dnf by running the following command:

sudo dnf -y install ibacm

Install ibacm on Rocky Linux 8 Using yum

Update yum database with yum using the following command.

sudo yum makecache --refresh

After updating yum database, We can install ibacm using yum by running the following command:

sudo yum -y install ibacm

How To Uninstall ibacm on Rocky Linux 8

To uninstall only the ibacm package we can use the following command:

sudo dnf remove ibacm

ibacm Package Contents on Rocky Linux 8

/etc/rdma/ibacm_opts.cfg
/usr/bin/ib_acme
/usr/lib/.build-id
/usr/lib/.build-id/4b
/usr/lib/.build-id/4b/52e339d4010b1ba4dfb6bc6d5fd0ddb51eb483
/usr/lib/.build-id/b0
/usr/lib/.build-id/b0/237ac7902d22379a71ba8f01c0c6befa23d0fa
/usr/lib/.build-id/df
/usr/lib/.build-id/df/5ad4a0b139edbbfa38eada4e623a6b9bca418d
/usr/lib/ibacm
/usr/lib/ibacm/libibacmp.so
/usr/lib/systemd/system/ibacm.service
/usr/lib/systemd/system/ibacm.socket
/usr/sbin/ibacm
/usr/share/doc/rdma-core/ibacm.md
/usr/share/man/man1/ib_acme.1.gz
/usr/share/man/man7/ibacm.7.gz
/usr/share/man/man7/ibacm_prov.7.gz
/usr/share/man/man8/ibacm.8.gz
/etc/rdma/ibacm_opts.cfg
/usr/bin/ib_acme
/usr/lib/.build-id
/usr/lib/.build-id/91/2264598838b06d5c1834d6c84a35b4be8093fa
/usr/lib/.build-id/ea
/usr/lib/.build-id/ea/28b7b4ea30636245a631e76c07b6d755092a7c
/usr/lib/.build-id/fc
/usr/lib/.build-id/fc/9946a787044f85a372e2d1078bc21c638d06cc
/usr/lib/systemd/system/ibacm.service
/usr/lib/systemd/system/ibacm.socket
/usr/lib64/ibacm
/usr/lib64/ibacm/libibacmp.so
/usr/sbin/ibacm
/usr/share/doc/rdma-core/ibacm.md
/usr/share/man/man1/ib_acme.1.gz
/usr/share/man/man7/ibacm.7.gz
/usr/share/man/man7/ibacm_prov.7.gz
/usr/share/man/man8/ibacm.8.gz

References

Summary

In this tutorial we learn how to install ibacm on Rocky Linux 8 using yum and dnf.