If you use a Toshiba Canvio 3tb Drive at a raspi then smartmontools will not see the usb drive. Try: sudo smartctl -t long -d sat -s on /dev/sdb -t test long or short -d drive protocol sata = sat -s enforce smart which is off by the usb drive firmware wait XXX Minutes then: […]
Kategorie: Debian
Apache MEMCACHED UDP Protection
Current a lot of sites blogging about memcached attacks on Servers here some details: Memcached Servers need a installed and running Service called „memcached“ Websites need a php-plugin like php7.0-memcached to connect via API to the memcached Service The Memcached Service uses a own Config File at debian /etc/memcached.conf By default it MUST listen to […]
ENFORCE Google to DuckDuckgo SEARCH
If you want to enforce the use of DuckDuckgo.com instead of google.com do: Edit at the PC the „hosts“ File on: Linux /etc/hosts Windows C:\Windows\System32\drivers\etc insert at last: 54.229.105.92 google.com #ip of duckduckgo or 176.34.131.233 54.229.105.203 google.com #ip of duckduckgo 176.34.131.233 bing.com #ip of duckduckgo or 176.34.131.233 176.34.131.233 yahoo.com #ip of duckduckgo or 176.34.131.233 ..reboot […]
Kernel Crashes 4.14 AMD64
Under heavy load the Debian Kernel 4.14-13 crashes on high memory load and let the CPU freeze. Not really funny so rollback to older version
Debian Apparmor Bug Kernel
Apparmor has a current bug with the Kernel 4.14 on Debian and seems Ubuntu too, it blocks MySQL and other services from clean run. Bug touches Network Stack of the Kernel
Ubuntu 16.04 Compiz Hang Kernel
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 […]
Surf Browser Slim Twitter Timeline on Desktop
If you search for a slim twitter client on desktops try the small „surf“ browser install with: sudo apt-get install surf and use surf https://mobile.twitter.com/yourprofilename Now you have a slim and clean Twitter Timeline like on Tablets, it can be resized to Banner or Fullscreen.
Locale Umloud Problems Cron
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 […]
Postfix: Automatic UFW Firewall Updates
If you use a Mail Server with Postfix you got daily Spam Attacks by Scripts: How to fix? Install ufw Firewall Run a Scanner Script as cronjob On Debian/Ubuntu: Install ufw: sudo apt-get update && sudo apt-get install ufw && sudo ufw enable && sudo ufw logging off Scan Script: sudo nano /home/user/firewall-update.sh: #!/bin/bash # […]
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 […]