How to check linux kernel version11/13/2023 ![]() The output of the above command will be as follows: Linux 4.15.0-54-generic x86_64ĭetails of the above output are as follows: You can use the following command to check the kernel version of Debian distribution on VPS: $ uname -srm Tutorial check the Debian kernel version on VPS This command contains more details of the system. # uname -rĪnother way to check the kernel version on CentOS is to use the yum command: yum info kernel -q If you are one of the users who use CentOS 7 on a dedicated server or KVM server, you will see the word el7 in the output of the following command against the kernel version. In addition, if you are using a VPS, you will see the Stab command output: # uname -r Output: 3.10.0-693.11.6.el7.x86_64 #1 SMP Thu Jan 4 01:06:Īlso, if you are using CentOS 7 operating system, you can view the current kernel version using the following command. You can check the various parameters of the system, including the kernel version, using the following command: # uname -rv The output of the above command will be as follows: 3.13.0-141-generic How to check the CentOS kernel version on Virtual Server The second method is to read the contents of the /proc/version/ file: : ~# cat /proc/version | awk '' The details of the above output are as follows:ġ41-generic: The Minor Fix / Revision Detail The output of the above command will be as follows: 3.13.0-141-generic Using the uname command, you can identify the kernel version of your machine: uname -r There are several ways to check the kernel version, and here are two of them: In this article, we will teach you how to review the Linux kernel version in CentOS, Debian, and Ubuntu. This is what makes a kernel run alone on so many different brands and models of hardware. So the kernel does not need to learn how to talk about the individual pieces of hardware that make it. Hardware drivers communicate with other departments through the kernel. The kernel is not just the software part of an operating system that contains abstract concepts, but it is actually one of the most important parts of it. These abstract concepts include the simplification of complex tasks. The kernel provides abstract concepts for developers who want to develop applications for their platform. The kernel is the core of the operating system that allocates system resources such as CPU, memory, etc. ![]() You can also use YUM and DNF to check installed kernels. Ii linux-image-4.15.0-50-generic 4.15.0-50.54įor RedHat or RPM based systems (CentOS, Fedora, etc.) you can query the rpm database using the rpm command. ![]() ![]() Now that you know which kernel version you are currently running, you can check the installed versions and see if there are any later releases.įor Debian based systems (Ubuntu, Mint, etc.) you can use dpkg, then use grep to filter the results and only show the kernel (linux-image). uname -rĤ.15.0-50-generic List All Installed Kernel Versions This will output the kernel version (release) number. To check which kernel is currently running on your system, use the uname command with the “release” or -r switch. This will give you version numbers and you can see if there is an installed version higher than the running version. Q: Is there a way I can check to see a Linux system has a newer kernel installed? For example, if a system has installed a new kernel, but has not yet rebooted to load it?Ī: Yes, you can check the currently running kernel as well as which kernels are installed. ![]()
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