If you want to setup a fresh secure Webserver then use this list dont ever upload data, files, images on the Webserver who are classified as “secret” setup daily full backup with Cron view daily the system logs, auth, www, errors … setup a local firewall with less opened ports 80,25 .. setup daily automatic updates by cron reduce the count of users who can login use no logical usernames force long passwords by rules min 15 digits setup a daily load monitor by “uptime” to log setup a realtime network monitor by “iftop” use “nmap” as local portscan to […]
Category: Support
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 if you have more than 4GB Ram enable a RAMDISK with tmpfs for logs, caches of Browsers install cpufrequtils for CPU freqscaling install laptop-mode-tools to set powersave mode for hardware modules install xbacklight to reduce backlight energy Steps: open a Console and change to root […]
Ubuntu 13.04 Bug: gvfs smb Nautilus freeze hangs on copy files from a Samba Share
gvfs-smb Bug #1075923 (seen on Debian+Ubuntu+Centos..more..) Workaround: downgrade gvfs-* to Version 1.12 of 12.10 with: add /etc/apt/sources.list deb http://de.archive.ubuntu.com/ubuntu precise main deb-src http://de.archive.ubuntu.com/ubuntu precise main run: sudo apt-get update install synaptic: sudo apt-get install synaptic run synaptic: sudo synaptic remove all gvfs-* nautilus with synaptics (REALLY CHECK ALL! see “dpkg -l | grep gvfs”) search gvfs-*, select, press CTRL+E (Force Menu) select: gvfs-* Versions 1.12 install by run install button search and install nautilus again.. Voila…Test Nautilus copy 1TB Files without freeze
FreeBSD: Clicking noise Harddrive SATA WDC WD5000LPVX SATA 3 Drive on FreeBSD 9.1
FreeBSD: Clicking noise WDC WD5000LPVX SATA 3 Drive on FreeBSD 9.1 same like in Linux: APM Funktion starts/stops the heads and make click sounds, not needed on a Server. To disable like in Linux with hdparm on FreeBSD do: If you want to disable APM (Advanced Power Management) on your hard drive to reduce heads movements and increase your hard drive life you can do that very easy by using ataidle app from FreeBSD’s Ports: cd /usr/ports/sysutils/ataidle make install clean; rehash Then to disable APM on your hard drive run: ataidle -P 0 /dev/ad0 We can start ataidle app at […]
Debian Ubuntu: CEWE Fotobuch installieren unter 64bit Linux
Problem: Cewe Fotobuch Software wurde für 32bit Linux geschrieben lässt sich daher nach der Installation wegen fehlender Libraries nicht starten. Lösung: Download der Software von http://www.cewe-fotobuch.de/download/ Konsole öffnen (ähnlich Windows Dos Fenster – keine Mausgesteuerte Installation) die Datei Namens setup_Mein_CEWE_Fotobuch.tgz nach /tmp kopieren entpacken des Archives (.tgz) starten des Perlscripts nachträgliche Installation der 32bit Framedateien (Libraries) Copy&Paste: sudo cp setup_Mein_CEWE_Fotobuch.tgz /tmp sudo tar -xvzf setup_Mein_CEWE_Fotobuch.tgz sudo ./install.pl sudo apt-get install ia32-libs-gtk sudo apt-get install ia32-libs lib32gomp1 Unter Suse Linux 64bit sollte das gleiche Problem bestehen, hier mit Yast die 32bit Libraries suchen und installieren. ..und klappt..
Debian Ubuntu: Delete Packages which are marked as “rc”
Problem: If you up/downgrade a Debian most of unneeded files are always on your disk Solution: To check: $sudo dpkg -l | more To cleanup: dpkg –list |grep "^rc" | cut -d " " -f 3 | xargs sudo dpkg –purge If you like run the command twice cause sometimes deps are new taken or install deporphan to: $sudo deborphan | xargs sudo apt-get -y remove –purge If you like run the command twice cause sometimes deps are new taken