Enterprise Server Management
From Maties Ubuntu
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Then do the following in a terminal; | Then do the following in a terminal; | ||
sudo apt-get install byobu | sudo apt-get install byobu | ||
− | byobu is a handy terminal multiplexer. Among others, it is very useful when you want to leave a process running after closing your terminal (you cannot do this with the "common" Terminal). However, there is another reason to install byobu. '''purge-old-kernels''' is a simple bash script, which uses '''apt remove --purge''' command to remove old kernels. It will be available in your system after installing package byobu | + | 'byobu' is a handy terminal multiplexer. Among others, it is very useful when you want to leave a process running after closing your terminal (you cannot do this with the "common" Terminal). However, there is another reason to install byobu. '''purge-old-kernels''' is a simple bash script, which uses '''apt remove --purge''' command to remove old kernels. It will be available in your system after installing package byobu |
;IBM Server Hardware | ;IBM Server Hardware | ||
*http://openpowerfoundation.org | *http://openpowerfoundation.org |
Latest revision as of 16:46, 1 March 2017
Back to Business
- Installation
- Ubuntu Server Team
- Cloud
- http://wiki.lib.sun.ac.za/index.php/OpenStack
- http://wiki.lib.sun.ac.za/index.php/OpenData
- http://ubuntu.sun.ac.za/wiki/index.php/VMWare-Tools
- Service Management
- http://en.wikipedia.org/wiki/Webmin
- http://en.wikipedia.org/wiki/Zentyal
- http://www.phpservermonitor.org
- http://www.saltstack.com
- Security
- Automatic Security Updates
Install software:
sudo apt-get install unattended-upgrades
Enable unattended updates
sudo dpkg-reconfigure -plow unattended-upgrades
Enable auto updgrades
sudo nano /etc/apt/apt.conf.d/20auto-upgrades
Add the following;
APT::Periodic::Unattended-Upgrade "1";
Configure what can be upgraded
sudo nano /etc/apt/apt.conf.d/50unattended-upgrades
See links below for reference:
- https://github.com/Leo-G/DevopsWiki/wiki/Ubuntu-Debian-Unattended-Updates
- https://help.ubuntu.com/community/AutomaticSecurityUpdates
- https://help.ubuntu.com/lts/serverguide/automatic-updates.html
- Remove old kernels
Read the following as background;
- http://www.webupd8.org/2016/07/how-to-safely-remove-old-linux-kernels.html
- http://blog.dustinkirkland.com/2016/06/purge-old-kernels.html
- http://web.lib.sun.ac.za/files/remove-old-kernels
Then do the following in a terminal;
sudo apt-get install byobu
'byobu' is a handy terminal multiplexer. Among others, it is very useful when you want to leave a process running after closing your terminal (you cannot do this with the "common" Terminal). However, there is another reason to install byobu. purge-old-kernels is a simple bash script, which uses apt remove --purge command to remove old kernels. It will be available in your system after installing package byobu
- IBM Server Hardware
- http://openpowerfoundation.org
- http://en.wikipedia.org/wiki/OpenPOWER_Foundation
- https://www.power.org
- DELL Server Hardware
- HP Server Hardware
- Backups
- Use backuppc for backups to a very large disk storage system, SAN or NAS.
- Use bacula for backups to a large robotic tape system.
- IBM Tivoli Backups
- Help
- http://www.jorgecastro.org/2013/02/19/what-the-lts-enablement-stack-means-for-sysadmins
- http://debian-handbook.info/get
- Support
- Check out the official Ubuntu server guide: https://help.ubuntu.com/lts/serverguide/index.html
- Ubuntu makes server versions available on a predictable release schedule with long term support.
- Buy professional support services from Ubuntu: http://www.ubuntu.com/management
- Use Munin to monitor your servers and Landscape to manage your servers.
- Blog Posts
- http://www.tecmint.com/find-top-large-directories-and-files-sizes-in-linux
- http://markmcb.com/2013/02/04/cleanup-unused-linux-kernels-in-ubuntu
- http://freedompenguin.com/articles/how-to/cleaning-linux-jeds-nappy-boot
- http://www.flockport.com/lxc-vs-docker