Webmin on CentOS 7.9 fails to update with DB_RUNRECOVERY
On an older system with CentOS 7.9, Webmin might fail to update: Failed to upgrade from www.webmin.com : RPM signature verification failed : error: rpmdb:
Operating Systems
RDP stops working – grace period issues – then 120 days later – no remote desktop license servers available to provide a license
RDP essentially has three modes: Administrative power users Per user Per device #1 cost you $0. #2s and #3s costs forever monthly licensing costs so
How to reset CentOS 7 based VM’s root password on a KVM system
Steps: Reboot. You should see the menu with CentOS 7 and have a few split seconds to press e for edit. Scroll down, you’ll have
Can’t update Chrome on Linux Mint – waiting for mint-refresh-ca to exit
If you get this message whilst trying to update or install a new version of Chrome on Linux Mint: Can’t do updates -Waiting for mint-refresh-ca
Stop annoying CentOS 7 server graphical splash screen from starting up
The preferred method to do this is using the command plymouth-set-default-theme. If you enter this command, without parameters, as user root you’ll see something like
How to recover / reset a Linux root password using the GRUB startup menu on an Intel NUC PC
Recovering a Linux root (or sudo user) password is pretty easy, but the hard part is getting into the BIOS if you have an Intel
How can you see all the currently running services running in Linux
Try this command, and we show example output as well: systemctl list-units –type=service –state=running UNIT
How to upgrade Supermicro BIOS and IPMI (BMC Controller)
Concepts All computers have a BIOS. Supermicro has something in addition to a BIOS called the Baseband Management Controller (BMC), also known as IPMI. This
New Apple Mac Cheat Sheet
New Apple Mac Cheat Sheet This is a cheat sheet for Linux users who have just unwrapped a new Mac. It’s an ongoing battle but
Webmin Cluster Name Servers (Bind) Troubleshooting
Background Here are some Bind troubleshooting tips. These tips are related to Webmin’s Cluster name servers which are used by Virtualmin when creating a name