How to use Linux server as Bitcoin miner

How to use Linux server as Bitcoin miner

This post shows Linux system administrator one way of how bitcoin miner works on a Linux box, and intends to help sysadmin to detect abnormal processes that running on your servers. The common bitcoin miner is cgminer, and the latest verion can be found from its official webpage: http://ck.kolivas.org/apps/cgminer/
Track summarized network traffic on a server with vnStat

Track summarized network traffic on a server with vnStat

How can I keep a log of hourly, daily, monthly network traffic for my server as its monthly traffic is limited? vnStat is a tool that designed for this.  vnStat is a console-based network traffic monitor for Linux and BSD that keeps a log of network traffic for the selected interface(s). It uses the [...]
Using Nagios-api to interface with Nagios

Using Nagios-api to interface with Nagios

Nagios-api provides a simple REST-like interface to Nagios. Run it on Nagios host and sit back and enjoy a much easier, more straightforward way to accomplish things with Nagios. You can use the bundled nagios-cli, but you may find it easier to write your own application to interface with this API.
Send tweets in command-line with Bash

Send tweets in command-line with Bash

One of our FAQ has described how to use cURL with cookies, here we will show how to update Twitter status from command line on Linux or Mac with Bash, this is simpler compared to the Python way using OAuth.
Mount KVM or Xen disk image in Linux

Mount KVM or Xen disk image in Linux

If you have a single partition virtual disk, you can mount the image file directly. It is a bit more work if you have multiple partitions on the virtual image, as you cannot mount these partition directly. We here have two ways to mount it.
Admon: Migrated from Linode to DigitalOcean

Admon: Migrated from Linode to DigitalOcean

About two years, I migrated from Leaseweb to Linode, and my cost on hosting reduced by 50% that time. Linode is a great hosting provider and I never had even one issue with their service in the two years when I was with them. They have a very nice control panel, and their help and support articles are [...]
Nginx-1.5.10 released with SPDY 3.1

Nginx-1.5.10 released with SPDY 3.1

  Nginx-1.5.10 released at 4, Feb, 2014.  The ngx_http_spdy_module module provides experimental support for SPDY. Draft 3.1 of SPDY protocol is implemented in Nginx-1.5.10. This module is not built by default, it should be enabled with the –with-http_spdy_module configuration parameter.
What is new in RHEL 7.0 beta

What is new in RHEL 7.0 beta

Redhat Enterprise Linux released a beta version of 7.0 in the last month of 2013, and then GA release is usually in 4-6 months, which should be around May, 2014. So what’s the major changes in this major release?
Practical examples of using ls command

Practical examples of using ls command

As for Linux System Administration, the command ls should be the one   that we use most, but how much do you know about this command? ls has more than 50 optional parameters on common linux distributions, and we only need one or two of them in most cases. With some understandings of the rest of these [...]
Test speed of internet connection in command line

Test speed of internet connection in command line

Suppose you are running a Linux based VPS, how can you run a test to check the speed of your data connection to internet? Here we will show a simple solution of how to test Internet connection speed for a Linux instance from command line.
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