cloud engineer
How to check which kernel is running on your system
uname -sr |
uname -sr
List all kernels installed on the system.
rpm -q kernel |
rpm -q kernel
Removing old kernels using package-cleanup. This keeps 2 kernels on the system.
yum install yum-utils package-cleanup --oldkernels --count=2 |
yum install yum-utils package-cleanup --oldkernels --count=2
You can check when the system was last patch using the following.
# check RPM when the last updates were ran. rpm -qa --last | grep kernel # this is a bit of a stretch, but typically a reboot is performed after an upgrade. uptime |
# check RPM when the last updates were ran. rpm -qa --last | grep kernel # this is a bit of a stretch, but typically a reboot is performed after an upgrade. uptime