If you use a Samsung (possible others brands same howto) SSD and you want to secure erase the SSD for reuse or resale (better destroy it!!!) do: Insert your Debian/Ubuntu Setup CD/Stick Boot into Live/Setup Mode open Gnome Terminal or Console and enter $sudo su – #to be root then enter.. $ apt-get update && […]
Category: ubuntu
Debian: Auto Update System Daily without special Tools
If you want to have a full automatic Update on your System then open a Gnome Terminal / Linux Console run (# Comments): $sudo nano /root/update.sh enter: #/!bin/bash apt-get update #pull updates apt-get dist-upgrade -y # install updates apt-get clean #clean update database for next pull to have clean source urls exit 0 save with […]
Ubuntu Vivid Debian: Kernel I/O Errors SSD SATA NVIDIA Chipsets
If you use a PC with a SSD Drive and a Motherboard which uses NVIDIA chipsets you may see Errors on boot Command “dmesg” Output like.. Buffer I/O error on device sdc, logical block 41 ata5: EH complete ata5: EH in SWNCQ mode,QC:qc_active 0x1 sactive 0x1 ata5: SWNCQ:qc_active 0x1 defer_bits 0x0 last_issue_tag 0x0 dhfis 0x1 […]
Ubuntu Debian: Setup on older Hardware NO UEFI Workaround Black Screen No Boot
Todays current Hardware Bios uses a new Software Interface to boot. Thats called “UEFI” Newer Linux Versions Support this Hardware Setup by default! BUT these settings makes users (Newbies/Office Users) mostly impossible to setup the System on older Hardware, cause the “Setup Routines” does not detect the older Bios! Here the User must interact manual […]
Debian Ubuntu Laptop mods for SSD HDD and a full encrypted with luks
Major INFO 06-2015: Do not set tmpfs on ubuntu 15.XX or Systems with systemd!!! This block PC boot !! If you want to setup a Ubuntu/Debian Laptop with a full encrypted HDD use a “alternate” CD/DVD. After Setup you have to change some little Parameters to extend the lifecycle of the SSD Chips disable Swap […]
Debian Bug: Slow user switching at Console (su, sudo, slow ssh logon, slow PC,IPv6 Problems)
Problem: On a Debian Squeeze/Ubuntu with default setup the interaction can be very slow at your Home Network. SSH Logon seems to hang seconds, Browser startup and www browsing could be slow or offer waits Background: IPv6 was implemented on newer OS, but never used at Local Networks (IPv4) cause there are no IPv6 Nameservers!!! […]
Debian Linux Wheezy: Partitioning 3TB Hard Drives with GPT Table (fdisk show 2TB max.)
Problem: On Debian Linux the brand new 3TB SATA Drives only seen as 2TB Drives by fdisk Background: GPT Partition Table must be used as new technology Solution: install “gdisk” the GPT Tool for big Drives with #sudo aptitude install gdisk clean the new Drives first Table Headers with #sudo dd if=/dev/zero of=/dev/sdb count=1 bs=512 […]
Debian Linux: Squeeze ATI Mobility M7 xorg.conf Thinkpad T30 Performance
Problem: Squeeze fglrx does not support older ATI Chips (If i view Flashvideos the CPU usage hold at 100% after change 25-30% usage !) Solution: sudo nano /etc/X11/xorg.conf and paste Section "ServerLayout" Identifier "X.org Configured" Screen 0 "Screen0" 0 0 InputDevice "Mouse0" "CorePointer" InputDevice "Keyboard0" "CoreKeyboard" EndSection Section "Files" ModulePath "/usr/lib/xorg/modules" FontPath "/usr/share/fonts/X11/misc" FontPath "/usr/share/fonts/X11/cyrillic" […]
Debian Linux: Squeeze ATI Fire GL T2 Thinkpad R50p xorg.conf with 3D
Problem: Squeeze Kernel does not Support older ATI chips with fglrx Solution: edit with sudo nano /etc/X11/xorg.conf and paste (Remark: use Driver “ati” for 3D , use “radeon” for sometimes faster flashvideos) Section "ServerLayout" Identifier "X.org Configured" Screen 0 "Screen0" 0 0 InputDevice "Mouse0" "CorePointer" InputDevice "Keyboard0" "CoreKeyboard" EndSection Section "Files" ModulePath "/usr/lib/xorg/modules" FontPath "/usr/share/fonts/X11/misc" […]
Debian Wheezy: linux/videodev.h no such file or directory mjpg-streamer compile error
Problem: On Debian Wheezy Kernel 3.0 the compile of older video4linux (like mjpg-streamer) scripts fails with message, cause linux/videodev.h was replaced by linux/videodev2.h Error Message at “make” compile: …linux/videodev.h : no such file or directory Solution: download last sources of mjpg-streamer-experimental and extract to /usr/src/mjpg-streamer/ sudo cd /usr/src/mjpg-streamer/ and sudo make clean all, if fails […]
Debian Squeeze Bug: udevd-work: kernel-provided name ‘uinput’ and NAME= ‘input/uinput’ disagree, please use SYMLINK+
Problem: After a fresh Setup and first Reboot of Squeeze the Boot Message udevd-work[77]: kernel-provided name 'uinput' and NAME= 'input/uinput' disagree, please use SYMLINK+= or change the kernel to provide the proper name appears Solution: edit: sudo nano /lib/udev/rules.d/50-udev-default.rules and change, KERNEL=="uinput", NAME="input/%k" to: KERNEL=="uinput", SYMLINK+="input/%k"
Debian Ubuntu: Openbox Lxpanel Bug “Abmeldebefehl ist nicht definiert” “Logout command is not set”
Problem: If you install Openbox with lxpanel instead of LXDE and the User Profile is created after first logon, lxpanel config files are not created Solution: Klick right with the Mouse on the lxpanel-settings, go tab advanced, set exit command = openbox –exit, save and close