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 PC for hanging again!!!
If you run scripts to handle text output by cronjobs your perhaps get problems with umlouds “ÖÄÜ” cause they are displayed by “**”. This is a problem cause cron uses “C” setting as locale, you can test it by setting it into root crontab: open crontab from root with: $su – root $crontab – insert * * * * * locale This will mail cron’s locale echo to the mailbox of root! Read root’s mail! After tests remove the locale entry at crontab! Howto fix for Scripts: open crontab from root with: $su – root $crontab -e insert (for German): […]
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 “privoxy” Package… For Tests i decided to try the new Debian Fork Replacement DEVUAN for Desktop and a standard Debian Server Setup without systemd! Howto purge Systemd on a Debian System read this external Wiki: http://without-systemd.org/wiki/index.php/How_to_remove_systemd_from_a_Debian_jessie/sid_installation or try Devuan for Server and Desktop: https://devuan.org/ Remark: […]
a “must know” .. !! If you use old Hardware! End of Life may break old Laptops or Systems with unsupported Onboard Graphics! ATI/NVIDIA
Current is a UNFIXED Bug on Debian 9.0 Stretch which makes impossible to easy install DKMS Nvidia-Legacy Drivers 304/340 for older Geforce Cards https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=852152 To run nouveau on upgrade 8.0 to 9.0 go to /etc/modprobe.d and remove MANUAL all blacklist configs (*.conf) of nvidia cause some glued on upgrade and are not purged automatic by the upgrade. Cause they will block nouveau load at boot (xserver-xorg-video-nouveau) Then run on Terminal: $sudo update-initramfs -u -k all $sudo update-grub $sudo reboot Remarks: Older Hardware isn’t supported by Legacy Drivers after Nvidia-375!! If you not forced to upgrade to 9.0, then WAIT! up […]
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 working Desktop can be destroyed! It’s easier to disable the “USB Drivers” called Modules from load on Start! Cause Rules are “Software” and can FAIL unknown!! Howto? Edit the /etc/modprobe.d/blacklist.conf and add: blacklist usb_storage blacklist uas Update initramfs (Kernel Image) update-initramfs -u -k all reboot […]