How To Install rdma_lat on CentOS 8

One-liner Install Command

If you are only interested in the installation command, here is a quick answer for you:

sudo yum makecache && sudo yum -y install perftest

sudo dnf makecache && sudo dnf -y install perftest

But if you are interested in the details with step-by-step instructions, the following information will be helpful.

What is rdma_lat and How to Install It?

First things first, you will need access to a server or computer running CentOS 8. This guide was written specifically with a server running CentOS 8 in mind, although it should also work on older, supported versions of the operating system.

Also, make sure you are running a regular, non-root user with sudo privileges configured on your server. When you have an account available, log in as your non-root user to begin.

There are several ways to install rdma_lat on CentOS 8. You can use (links are clickable):

In the following sections, we will describe each method in detail. You can choose one of them or refer to the recommended one.

Install rdma_lat on CentOS 8 using dnf

First, update dnf packages database with dnf by running the next command:

sudo dnf makecache --refresh

After updating database, You can install rdma_lat using dnf by running the following command:

sudo dnf -y install perftest

Install rdma_lat on CentOS 8 using yum

Because rdma_lat is available in CentOS 8’s default repositories, it is possible to install it from these repositories using the yum packaging system.

To begin, update local packages database with yum using the following command.

sudo yum makecache --refresh

Now can install rdma_lat package on your server/computer by running the following command:

sudo yum -y install perftest

How to upgrade (update) a single package rdma_lat using yum?

To update all the packages available on the system:

yum update

If you want to update a specific package like rdma_lat in this example you should use the following command:

yum update perftest

To downgrade a package to an earlier version:

yum downgrade perftest

How to Upgrade rdma_lat on CentOS 8 with dnf?

When you run the dnf update, all system packages with available updates are updated. However, if you want to upgrade a single package, then you would have to pass the package name as the argument to the dnf update command.

dnf update perftest

How To remove rdma_lat from CentOS 8

To uninstall only the rdma_lat package you can execute the following command:

sudo dnf remove perftest

Extra info and code examples

This is a collection of tests written using Infiniband verbs intended for use as a performance micro-benchmark. The tests can measure the latency and bandwidth of Infiniband fabrics.

Conclusion

You now have a full guide on how to install rdma_lat using dnf and yum package managers. Also, we showed how to update manually as a single package and different ways to uninstall the rdma_lat from CentOS 8.

See also: