Yum update all installed packages

The yum command allows you to install, update, remove, and get information about software packages and their dependencies. You can get a history of transactions performed and work with multiple Red Hat and third-party software repositories. If the new kernel fails to boot, the old kernel is still available. Using yum update kernel will actually install the new kernel. Note : Use yum list kernel to list all installed and available kernels.

To view the currently running kernel, use the uname command. The -r option only shows the kernel version and release, and the -a option shows the kernel release and additional information. Regular groups are collections of packages. Was this article helpful? Goran Jevtic. Working with multiple departments and on various projects, he has developed an extraordinary understanding of cloud and virtualization technology trends and best practices.

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