ow do I find out my Linux kernel version? How can I find the kernel version at shell prompt on Linux?
hat command I need to type to display Linux kernel version and other information such as Linux distribution name? How do I check Linux kernel version number?
Q. I know how to find out information about compiled driver under FreeBSD kernel. But, how do I find out if a Particular feature, driver or filesystem support is compiled into my running Linux kernel or not? How do I find out if DMA support is compiled into my kernel?
ow do I find out what kernel version I am currently running under Debian Linux or any other Linux distribution using a shell prompt? How do I find out Unix kernel version?
Q. How do I list all installed kernel on Linux operating system? How do I find out current kernel version?
A. You can use standard package listing command to list installed kernels.
RedHat / CentOS / RHEL / Fedora Linux user
You need to use standard rpm command to list installed software. Type the following command at shell prompt:
$ rpm -qa kernel
To list / display current kernel
Type the following command:
$ uname -r
$ uname -mrs
Linux 2.6.18-8.1.14.el5 x86_64
Debian / Ubuntu Linux user
Use dpkg command to list all installed kernel, enter:
$ dpkg --list | grep linux-image
ii linux-image-2.6.20-15-generic 2.6.20-15.27 Linux kernel image for version 2.6.20 on x86/
ii linux-image-2.6.20-16-generic 2.6.20-16.32 Linux kernel image for version 2.6.20 on x86/
ii linux-image-generic 188.8.131.52.28.1 Generic Linux kernel image
am a new proud Linux user. My question to you is – how do I find which kernel version installed on my Linux system? How do I upgrade my kernel to latest version? Any help would be greatly appreciated.
am a new Linux system user. How do I determine if my CPU is 64bit or not on a Linux operating systems using command line option? How can I check Linux kernel is in 32 bit or 64 bit mode?