Sysadmin

Badblocks y e2fsck para buscar sectores defectuosos del disco duro » masgnulinux.es | masgnulinux.es

GRUB (Grand Unified Bootloader) es un gestor de arranque disponible del proyecto GNU. Un gestor de arranque es muy importante ya que es imposible iniciar un sistema operativo sin él. Es el primer programa que se inicia cuando se enciende el ordenador. El cargador de arranque transfiere el control al núcleo del sistema operativo. GRUB es el gestor de arranque predeterminado para casi todas las distribuciones de GNU/Linux. Esto se debe a que es mejor que muchas de las versiones anteriores de los cargadores de arranque. Pero ¿Hay vida más allá de GRUB? ...

This is mainstream opinion. Linux is better than anything else and money is poured in constantly, more than in other platforms. And aside this is not true, this is not based in facts but on feelings. Most GNU/Linux distributions are very average on many aspects. The fact they run on many servers on this planet and many developers work on them, doesn’t make them better than ‘X’. They are popular but that’s it. ...

Administering networks and systems can get very stressful when the workload < piles up. Nobody really appreciates how long anything takes, and everyone wants their specific thing done yesterday. So it’s no wonder so many of us are drawn to the open source spirit of figuring out what works and sharing it with everyone. » Opensource.com | opensource.com

So, what is systemd? Well, meet your new God. You may have been praying at the alter of simplicity, but your religion is being deprecated. It likely already happened without your knowledge during an upgrade of your Linux box. systemd is the all knowing, all controlling meta-deity that sees all and supervises all. It’s the new One Master Process that aspires to control everything it can - and it’s already doing a lot. It’s what init would look like if it were a transformer on steroids. It’s complicated, multi-faceted, opaque, and supremely powerful. ...

A co-worker watched me type the other day and noticed that I use certain Unix commands for purposes other than they are intended. Yes, I abuse Unix commands. » Tom Limoncelli | everythingsysadmin.com

System AdministratorAppreciation Dayhis website from its box, installed an operating system, patched it for security, made sure the power and air conditioning was working in the server room, monitored it for stability, set up the software, and kept backups in case anything went wrong. All to serve this webpage. » sysadminday.com

Lazy sysadmin is the best sysadmin –Anonymous System administrators job is not visible to other IT groups or end-users. Mostly they look at administrators and wonder why sysadmins don’t seem to have any work. If you see a sysadmin who is always running around, and trying to put down fire, and constantly dealing with production issues, you might think he is working very hard, and really doing his job. But in reality he is not really doing his job. If you see a sysadmin (UNIX/Linux sysadmin, or DBA, or Network Administrators), who doesn’t seem to be doing much around the office that you can see, he always seem to be relaxed, and he don’t seem to have any visible work, you can be assured that he is doing his job. ...

The purpose of this document is multi-faceted. It is intended as: A gentle introduction to Upstart. A Cookbook of recipes and best-practises for solving common and not so common problems. An extended guide to the configuration syntax of Upstart. It attempts to explain the intricacies of Upstart with worked examples and lots of details. Note that the reference documentation for Upstart will always be the manual pages: this is merely a supplement to them. ...