This command displays various system information, including the kernel version. And the option ‘grep’ prints lines that contain a match for a pattern. The easiest and quickest way to get the kernel version in Linux is to use the uname command. See also How to Install and Configure Bind 9. The default action is to display all messages from the kernel ring buffer. This command will display information about your Linux system, including the kernel version and architecture. Here is how I output the name, release, and version of the kernel when running Ubuntu 22.04 (jammy) on WSL2 : 1 uname -kernel-name or uname -s Linux uname -kernel-release or uname -r 5.10.16. It also contains the kernel compiler’s user name (in parentheses).ĭmesg – display message or driver message – is used to examine or control the kernel ring buffer. The /proc/version file specifies the version of the Linux kernel, the version of gcc used to compile the kernel, and the time of kernel compilation. Do you also know whether it's possible to download a. And the command “uname -v” prints the kernel version. I recently obtained a Trusty Tahr ISO via and installed it into a VM. It seem there is not always a 1:1 correlation between Ubuntu version and Linux kernel major version. This link was helpful: /Kernel/Support It gives major and point releases, their kernel version and support schedule, for fairly modern releases. Some operating systems (e.g., FreeBSD, HP-UX) have the same name as their underlying kernels others (e.g., GNU/Linux, Solaris) do not. Type the following command at shell prompt: rpm -qa kernel Sample Outputs: kernel-2.6.18-4.1.15.el5 kernel-2.6.18-8.1.14.el5 kernel-2.6.18-8.1.10.el5 Here is another outputs from RHEL 8 or 9 server: kernel-5.14.0-70.30.1.el90.x8664 kernel-5.14.0-162.12.1.el91.x8664 kernel-5.14.0-162.18.1.el91. Thank you for including the 'or newer' comments. 1 I landed here looking for kernel versions in point releases, which wasn't in the answers below. The kernel name might be the same as the operating system name printed by the ‘-o’ or ‘–operating-system’ option, but it might differ. The command “uname -s” prints the kernel name. 7 Answers Sorted by: 399 uname -a for all information regarding the kernel version, uname -r for the exact kernel version lsbrelease -a for all information related to the Ubuntu version, lsbrelease -r for the exact version sudo fdisk -l for partition information with all details. The “uname -r” prints the kernel release. Find and Install the Kernel Package linux-image-4.4.0-21-generic - Linux kernel image for version 4.4.0 on 64 bit x86 SMP linux-image-4.4.0-21-lowlatency. The three uname comamnds to know about Linux Kernel are “uname -r” “uname -v” and “uname -s”. KERNEL-NAME NODENAME KERNEL-RELEASE KERNEL-VERSION MACHINE PROCESSOR HARDWARE-PLATFORM OPERATING-SYSTEM
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