Sever management

SysAdmin Series – What makes you a good system administrator?

Tags: system administrator

Published on : February 18, 2019 by

SysAdmin Series – What makes you a good system administrator?

SupportSages being a server management company, have witnessed the evolution of quite a few system administrators. In my personal opinion, out of all the qualities I have listed below, I personally believe, it is the ‘Never Say Die’ attitude and passion for continuous learning and exploring the system internals which makes one a great system […]

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SysAdmin series – Understanding the lsof output

Tags: Server Management

Published on : February 4, 2019 by

SysAdmin series – Understanding the lsof output

lsof command displays the list of open files. It could be the list of files opened by a process or it could be a list of files opened by a user or it could be a list of files opened by an IP or it could be a list of files opened by a port. […]

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How to install node.js on your shared server?

Tags: Server Management

Published on : February 1, 2019 by

How to install node.js on your shared server?

Most of the good web hosting companies now a days, do provide node.js support. You could check whether it is already running by getting a shell access from the provider and running the following commands: # which node /usr/local/bin/node # which npm /usr/local/bin/npm As a tip, when you write a node.js script and make it […]

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Everything about SWAP in Linux – why do we need swapping ?

Tags: LinuxServer Management

Published on : January 14, 2019 by

Everything about SWAP in Linux – why do we need swapping ?

Swap space in Linux is used when the amount of physical memory (RAM) is full. If the system needs more memory resources and the RAM is full, inactive pages in memory are moved to the swap space. Swap space is located on hard drives, which have a slower access time than physical memory and is […]

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SysRq – The not so known key

Tags: Server ManagementServersSysRq

Published on : January 7, 2019 by

SysRq – The not so known key

Lot of details about SysRq is written in the documentation available at https://www.kernel.org/doc/html/v4.11/admin-guide/sysrq.html . If you are a person who prefers the RTFM mode, please go ahead and read the above URL. What if a linux system seems unresponsive to you? For many years, as with many novices, I used to do a power reset. […]

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