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Check Reboot After Updates

July 16, 2021

Here’s the command to check if the system needs a reboot after running yum update.

Must be root or run it sudo.

$ needs-restarting -r ; echo $?
Core libraries or services have been updated:
  openssl-libs -> 1:1.0.2k-21.el7_9
  kernel -> 3.10.0-1160.31.1.el7
  dbus -> 1:1.10.24-15.el7
  linux-firmware -> 20200421-80.git78c0348.el7_9
  glibc -> 2.17-324.el7_9
  systemd -> 219-78.el7_9.3
 
Reboot is required to ensure that your system benefits from these updates.
 
More information:
https://access.redhat.com/solutions/27943
1

$ needs-restarting -r ; echo $? Core libraries or services have been updated: openssl-libs -> 1:1.0.2k-21.el7_9 kernel -> 3.10.0-1160.31.1.el7 dbus -> 1:1.10.24-15.el7 linux-firmware -> 20200421-80.git78c0348.el7_9 glibc -> 2.17-324.el7_9 systemd -> 219-78.el7_9.3 Reboot is required to ensure that your system benefits from these updates. More information: https://access.redhat.com/solutions/27943 1

In this instance, it requires a reboot due to a new kernel.

Filed Under: Linux Tagged With: centos, check, reboot, redhat, update

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