Category: Howto

How to compile the Centos SME Server 7.4 Linux Kernel 2.6.34

Download the latest stable kernel from the http://www.kernel.org/ unpack the downloaded source file. Steps: # wget http://www.kernel.org/pub/linux/kernel/v2.6/linux-2.6.34.tar.bz2 # tar xjf tar xjf linux-2.6.34.tar.bz2 # ln -s linux-2.6.34 linux # cd linux # cp /boot/config-`uname -r` ./.config # make menuconfig (here you can select .config as preselected .config from old kernel) # make rpm (Compile the Kernel and make a rpm-paket) During the compilation of linux-2.6.34 kernel the following error appears drivers/message/fusion/mptsas.c: In function `mptsas_port_delete' drivers/message/fusion/mptsas.c: 105: sorry, unimplemented: inlining failed in call to 'mptsas_set_rphy': function body not available drivers/message/fusion/mptsas.c: 467: sorry, unimplemented: called from here Because: The ‘mptsas_set_rphy’ function is […]

Review and Testing Ubuntu 10.04 on Thinkpad R50p

Today i setup Ubuntu 10.04 on my old Thinkpad R50p Short Review: console-kit-daemon more than 30 threads unsolved bug since 9.04 – bad – fast nice easy Setup Dialog – good – does not Support fglrx ATI 3D Drivers – bad – fast Boot new Gui-Desktop with changed Window Buttons on left – bad – NO HUMAN Theme Design now its purple “New AGE Design” – very bad – ALL Drivers work out of the box – good – faster Operation on same Hardware – good – faster Opensource Madwifi Driver (ath5k) – good – NO TEXT BOOT MODE!! remove […]

Thinkpad R50p ATI xserver hanging freeze sometimes Debian Lenny

Hardware: R50p with ATI Graphic 128MB 01:00.0 VGA compatible controller: ATI Technologies Inc M10 NT [FireGL Mobility T2] (rev 80) System: Debian Lenny 5.0 Driver: fglrx Solution: install cpufrequtils #sudo apt-get install cpufrequtils edit #nano /etc/initrd/cpufrequtils change line “ondemand” to “performance” check System #dmesg System show “unstable clocksource” last line edit #sudo nano /etc/boot/menu.lst add to Kernelparametes line /vmlinuz-2.6.26-2-686 root=/dev/hda3 ro quiet vga=normal clocksource=acpi_pm ..reboot This will run System on max. Speedstep and Videos does’nt hang X-Server. Should help on other Thinkpads to with ATI Chip’s

Ubuntu Lucid Lynx 10.04 Bug vnc4server press “m” not usable! vnc4server

Problem: If you install vnc4server and open a ssh tunnel session to you Lucid Lynx Server you can’t press little key “m” cause it highlights taskbar indicator applet! Solution1: 1. edit /home/username/.vnc/xstartup 2. add lines: #!/bin/sh # Uncomment the following two lines for normal desktop: # unset SESSION_MANAGER # exec /etc/X11/xinit/xinitrc [ -x /etc/vnc/xstartup ] && exec /etc/vnc/xstartup [ -r $HOME/.Xresources ] && xrdb $HOME/.Xresources xsetroot -solid grey vncconfig -iconic & x-terminal-emulator -geometry 80×24+10+10 -ls -title "$VNCDESKTOP Desktop" & x-window-manager & #gnome-session & (disable gnome opens only Screen with a Xterm) 3.save xstartup 4.restart vncserver #vncserver -kill :1 and then […]

Ubuntu 10.04 Lucid Lynx Kiosk Mode

If you run your PC as Family PC for Kids or Public PC you have to make some changes: Step: Setup Ubuntu 10.04 with alternate Disk! select XDM as Login Manager by default!! go /etc/init folder as root edit control-alt-delete.conf and disable reboot without login go /etc/acpi make chmod 000 on powerbtn.sh hibernation.sh lidbtn.sh to prevent unwanted shutdown make #sudo aptitude remove gnome-power-manager to prevent unwanted standby by all users test forced shutdowns pressing all buttons at menu optional add autologin at login manger for a user without “sudo” rights optional add to startup the opera -kioskmode Browser Command (fullscreen […]

Ubuntu 10.04 Lucid Lynx Videocall VoIP Webcam Chat Skype

For using Video Chat over different continents you need under Ubuntu 10.04 following steps: buy a older used good Webcam Logitech Fusion (UVC-Driver-Webcam) go to Skype Homepage install Skype Beta for 8.10 (working on 10.04 too) plugin Webcam install skype-deb paket #sudo apt-get install skype-ubuntu-intrepid_2.1.0.81-1_i386.deb login to skype if you have a account, if not register at skype for free ..have fun..out of the box Webcam Chat works out of the box! (This was a big problem of older ubuntu/debian versions, cause i can’t phone to other countries)

Ubuntu 10.04 Lucid Lynx disable hide REBOOT SHUTDOWN STANDBY SUSPEND GNOME SYSTEM MENU SECURE KIOSK MODE

Problem: If you install ubuntu 10.04 Desktop by default every user can shutdown,reboot,hibernate or standby a PC If you want to disable this make: – install gdm2conf from the ppa channel to customize hide System Menu at Login GDM2 Manager – create custom Gnome System Menu Policy against User shutdown,reboot,hibernate or standby. Steps: create new policy file: #sudo touch /etc/polkit-1/localauthority/50-local.d/custom-menu.pkla edit new policy: #nano nano /etc/polkit-1/localauthority/50-local.d/custom-menu.pkla insert into: [Disable suspend] Identity=unix-user:* Action=org.freedesktop.devicekit.power.suspend ResultActive=no ResultAny=no [Disable hibernate] Identity=unix-user:* Action=org.freedesktop.devicekit.power.hibernate ResultActive=no ResultAny=no [Disable shutdown] Identity=unix-user:* Action=org.freedesktop.consolekit.system.stop ResultActive=no ResultAny=no [Disable reboot] Identity=unix-user:* Action=org.freedesktop.consolekit.system.restart ResultActive=no ResultAny=no reboot and try! To disable CTRL-ALT-DEL REBOOT edit […]

WordPress Bug 2.9 “Your attempt to edit this post:”

Problem: After upgrade to Version 2.9 of WordPress on PHP4 Posts are saved as Draft Error: Message = Your attempt to edit this post: Solution: Install Plugin WP CMS Post Control http://wordpress.org/extend/plugins/wp-cms-post-control/ go Settings Post Control Core disable “Autosave”

Hardening Freebsd 7.1 Filesystem with Raid1 and Journal

Problem: If you setup a free freebsd webserver with two disks on same size the ufs2 filesystem fails the gmirror raid1 if the server lost power. The problem is that open files are destroyed. Solution: If you setup a new freebsd system create for every partition a extra partition (for journal) install the gjournal AFTER GMIRROR!! and make some power failure tests. After powerfailure the system must reboot and rebuild its mirror and should run online after rebuild without any problem. Howto for gmirror gjournal

How to get your loved own .com Domain

Problem: Often the most popular sites are grabbed by bad domain dealers. They grab hundreds of .com Top Level Domains cause they want resale them for higher prices to you. Solution: have a closer look at sites like cqcounter.com look at the expiration dates look at domain state record these data to paper if the domain comes to expiration date or pending delete look hourly at its data often .com domains leaves state pending at german nighttime do never make a whoisip search at the reseller-page of the current domain holder, cause it could be seen at statistic log and […]

FreeBSD PCBSD and DesktopBSD easy Setup for Beginners of Unix

If you have a older PC and have learned Linux you can have a closer Look at the new OS of PcBSD or DektopBSD     Its a easy way to learn “real Unix” and understand the structure of a Unix OS, you can setup all kinds of BSD Unix on a very high count of different hardware. The most popular programs of Linux can be used here too, many commands are like linux commands and you can compile always the newest programs onto your System for the highest performance instead of pre-compiled software like redhat-debian-packages (.deb/.rpm)

Sun Cobalt Linux “Bluequartz” renamed to “Blueonyx” (old Nuonce)

http://www.blueonyx.it See site above the old known Sun Cobalt Linux (Bluequartz-Webinterface + Sun Cobalt Linux) was redesigned last years by Nuonce, Strongbolt.uk, Solarspeed.net and is now made with: Centos 5.2 Blueonyx for new Servers x86 and AMD64 For Classic View the old nice Sun Theme is still available and easy to switch at user settings. To CHANGE the Login Pictures Blueonyx to your loved old View of Sun Cobalt Themes download here the Theme Pictures of old SUN Cobalt and copy it at the folder sausalito see info.txt http://www.blueonyx.it Free Distribution for your Webservers

IBM Thinkpad X30 xorg.conf Ubuntu Debian Intel Corporation 82830 CGC

Problem: The X30 uses a shared Videoram with a Intel Graphic Chip 82830 which makes bad errors by default, sometime the Buttons are shown grey on grey or Text is unreadable at Gnome or LXDE Solution: # xorg.conf (X.Org X Window System server configuration file) # # This file was generated by dexconf, the Debian X Configuration tool, using # values from the debconf database. # # Edit this file with caution, and see the xorg.conf manual page. # (Type “man xorg.conf” at the shell prompt.) # # This file is automatically updated on xserver-xorg package upgrades *only* # if […]

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Last Update 08.10.2023 www.linuxonlinehelp.eu - Nonprofit Linux PC & Server Support since 2004 Tags: Linux Online Help, Linuxonlinehelp, Linux Support, Linux Hilfe