After Ubuntu published the latest Kernel Patches for Meltdown and Spectre the Kernel 4.4.0-104/109-generic let Intel Graphics freeze or hang on Compiz with Unity. Howto fix: Install the latest Kernel 4.4.0-112-generic do: sudo apt-get install linux-image-4.4.0-112-generic sudo apt-get install linux-image-extra-4.4.0-112-generic reboot then: sudo apt-get autoremove –purge -y This removes older kernels and save Space! Do test the […]
Kategorie: unity
Debian: without sytemd
If you run Debian Servers, you read last weeks about security problems of systemd service manager. On several tests i have seen much systems having problems on service starts on boot like on debian, raspian .. This is a result of not clean redesigned scripts of the services by the Maintainers like the Proxy Server […]
Security: Disable USB Drive mount for Users
If you share your Systems and you want to disable USB Drive connects there is a small solution. By default the gvfs Service handle all automounts and drive scans. On old Linux Systems you could purge the complete gvfsd „Backend“ but Ubuntu-Desktop forces some pakets to the default Desktop Package! If you purge it the […]
Security: Isolated Browser eMail Programs
If you want to be more secure, on Linux you can isolate used programs on different Users! All you need is installed by default! Howto: Add a new User for eMail and Browser to the System with: $sudo adduser mailuser $sudo adduser webuser now install if not installed by default „gksu“ User Switch $sudo apt-get […]
Chrome Browser: Disable Password Passphrase Autologin Seahorse
Today i got a call and was asked how to STOP Seahorse from asking with a Passphrase Popup after opening Chrome or Chromium Browser: Seems that google implementated a new Tool for Security to Prevent Access to STORED Browser Passwords, BUT this won’t work on Desktops with USER AUTOLOGIN like Lightdm! Howto: open a Terminal an enter […]
Linux: Bash Script Time Saver Session Timer
If you use daily the Internet you know how fast the Time passes. The Internet Research can grab a lot of time without that you feel it. Thats wasted time! For saving Time on Linux you display a Timer Message on the User Screen after some Time, which let you remark that XX Minutes are […]
Ubuntu: Release Change
If you use Ubuntu on your Systems, you perhaps read last weeks about a new Release Version. I am often asked, must i upgrade now? My answere at first is not really, cause the new Versions are not cleaned up by all bugs and the User or Admin must recheck against the new advantages of […]
Ubuntu: Deja-Dup Backup Freeze Desktop
If you use Ubuntu Desktop 16.10 you will run sometimes into freezes of the Desktop with a Default Setup. Background: Theres a known Bug of the Deja-Dup Backup Service which is started by Cron. The Service take 100% Ram and 100% CPU usage. This did my PC with 16GB Ram too! Only HARD RESET helps […]
Ubuntu: Advantage of Classic Desktop Openbox
I am often asked what is the best Desktop Software for Linux? a good Desktop must be fast by window handling, easy to read and needs less hardware resources the fonts must be clear and easy to read animations should not break the operations, glossy windows should by easy to switch off a taskbar should […]