Massive scale installation and management tools for Debian GNU / Linux (part 2)
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| Having 50 thousand machines across the country to install and manage is not a
| trivial task.
|
| This is the second part of this text, focused on small to medium scale
| installations and management.
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http://www.techforce.com.br/index.php/news/linux_blog/massive_installation_management_tools_p_2
Some more examples below. Other operating systems don't allow you to have this
power over distributed clusters.
Related:
Managing hundreds of Linux machines is easy.
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| If you wish to set up a windows machine a certain way this means that you
| will have no other choice but to connect to each machine and perform the
| required registry setting. Sure this can be done by a script or via a reg
| file but you have no guarantee that each registry is the same. It is also
| time consuming and as you are changing the registry the machine needs to be
| rebooted to make sure that the settings come into effect. With a Linux
| machine all you need to do is set your configuration files to how you want
| them and then batch copy those file to every machine at once. It is far
| quicker and you can guarantee that each machine is set up exactly the same.
| You don't need to reboot the machine either. The end user has no idea, not
| even the slightest that you have adjusted his machine.
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http://blogs.ittoolbox.com/linux/locutus/archives/managing-hundreds-of-linux-machines-is-easy-18794
Opinion: The delicate art of enterprise scaling
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| Beau Butler is an open-source design generalist working for Asterisk, in
| Auckland, and is experienced in scaling. He says that “by far the biggest
| aspect is the proper design of the application itself. Trying to retrofit
| scalability, cluster or grid models to an existing application is almost
| always doomed to failure – or at least [is] very inefficient.”
|
| [...]
|
| Asterisk engineers, who deploy their own Linux server derivative, are well
| aware that tuning an application is highly dependent on the proper tuning of
| the underlying operating system.
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http://computerworld.co.nz/news.nsf/tech/38789BF0D8F1D686CC2573560013449F
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