Fulltext results:
- Bootloader @linux:filesystems
- tricks** ==== howto clone harddisc and boot new system ==== **To transfer all system files,** it's best to get a live USB-stick or CD and boot into it \\ (all ... ata must be excluded, (but works f&f in a running system), eg., : rsync -a -v -z -h --perms -E -o -g -... partition-identifier UUIDs in fstab** of the new system. \\ The UUIDs need to be replaced by the new UUI
- Crash Recovery
- ** - via grub install, ...,.. you can mess up the system log in to recovery via ssh root@IP # recov... in "Serverdata" mount /dev/md127 /mnt/ # system partition mount /dev/md126 /mnt/boot/ # boot... set it to "harddisc" ===== Full Disc Encrypted System Rescue ===== If the system does not boot anymore, **you can open the encrypted device anyway with a live
- Performance
- ===== Check Schedulers ===== cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_governors ... cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq ===== Configu... "governor in use:" getgov=$(cat /sys/devices/system/cpu/cpu*/cpufreq/scaling_governor) case $1 i
- BIOS Upgrade @linux:debian_install
- ize the Chassis, but these answers ~seem~ ok: Is System Fan 1 installed?y Is System Fan 2 installed?y Is System Fan 3 installed?y Is System Fan 4 installed?y Is CPU Fan installed?y Are system fans redundant?n Are
- Linux on Windows Atom Tablets @linux:machines
- all. **Install 32bit grub bootloader** When the system is installed - before reboot - you need to chroot into the fresh system and install 32-bit-grub: mount /dev/mmcblk0p5 ... o set this bootoption (press e): nomodeset The system boot without graphic card driver then. Theoretic
- Crypto @linux:filesystems
- non-fs 0 2 mkpart ext3 2 130 mkpart ... raid system... The first partition is a fake MBR, the 2. i... /www.wensley.org.uk/gpt If you are moving a root system to this disc, continue to copy the system and install bootlaoder from a chroot, see: [[linux:filesystems:
- PHP @linux:webserver
- ** The username must be an exisiting user in the system. e.g.: adduser --disabled-login USERNAME addu... i_script_name; # replace USERNAME by system/php-fpm-pool user: fastcgi_pass unix:/var/r
- LXC @linux:virtualization
- hould belong to root, just run this from the root system: chown 100000:100000 /vservers/<containername>... es kernel logging support \\ ===== Move a root system into container ===== you can disable many servic
- Debug
- ad is most probably Disc bound (or RAM) IF "sy" System is high, it might be, **mdadm rund a RAID check**... les/isolating-heavy-load/ * https://tanelpoder.com/posts/high-system-load-low-cpu-utilization-on-linux/
- Password Manager
- list:** apt-get install mono-complete libmono-system-configuration-install4.0-cil libmono-system-management4.0-cil libmono-csharp4.0c-cil libmono-microsoft-cs
- MTA - Mail transfer agents @linux:emailserver
- ds mails. very simple and useful for websites and system to just send mail. /etc/ssmtp/ssmtp.conf: # T
- dirvish @linux:backup
- ====== dirvish ====== This backup system saves a lot of space by using rsync to create a "hardlink farm"
- btrfs @linux:filesystems
- k balance is also restarted after reboot and the system hangs again! mount without balance, maybe disabl
- System Config
- ====== System Config ====== Debian & Ubuntu style ===== APT / dpkg ===== get installed packages: dp
- Shell Commands & Oneliner
- sername/myfiles/ **create tar.gz archiv of full system without ** tar cvpzf /mnt/somewhere/backup.tg