20 Nov 2014

6 Linux commands to reboot and shutdown the system

Linux reboot / shutdown command

Linux, like all duties, stop and restart operations can also be done from the command line. Orders are shutdown, halt, poweroff, and reboot REISUB strikes.

In this post I’ll show you how to stop or restart a Linux system using these commands. The controls are most useful when you need to reboot a linux server remotely, where the shell access is available and no GUI. Servers often require a reboot upgrades are installed or need to stop other tasks Maintenance.

Commands are available on a Linux system like Ubuntu, CentOS, Debian, Fedora or SUSE and do not require installation of any additional packages.
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20 Nov 2014

Linux mail command examples, how to send mails from command line

To send and receive e-mails that we are accustomed to Web-based services such as Gmail, Yahoo etc or desktop-based email clients. However, on Linux, you can easily send / receive emails from the command line as well. This is useful in situations such as sending mail from shell scripts or other type of program.

This tutorial explains how to use the mail command on linux for sending and receiving mails.

Send mails

Depending on your linux distribution, you may need to install additional packages like mailutils to get the mail command to work.
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20 Nov 2014

CentOS 6.5 desktop installation guidance alongwith step to step screenshots

CentOS 6.5 has been released, are you ready to install?

Following the release of RHEL 6.5, CentOS 6.5 has arrived on 1 December and its time playing with it. For those who want to upgrade their existing systems 6.4 to 6.5 just use the command Yum Update & all the magic would done.CentOS 6.5 received a package updates and new features. See the release notes for detailed information.

 

From Where to Download

In this post we shall be installing it on the desktop. These are the urls you need to download your centOS6.5.

http://isoredirect.centos.org/centos-6/6.5/isos/
http://mirror.centos.org/centos/6.5/isos/

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20 Nov 2014

6 commands to check cpu information on Linux

The processor information includes details about the processor, such as architecture, the vendor name, model, number of cores, the speed of each core, etc. There are quite a few commands on Linux for details on the processor hardware, and here is a brief on some orders.

/proc/cpuinfo

The /proc/cpuinfo file contains details about individual cpu cores. Output its contents with less or cat.
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20 Nov 2014

16 commands about how to monitor network bandwidth on Linux server

Linux Network Monitoring

This post mentions Linux command line tools that can be used to monitor network usage. These tools monitor the traffic flowing through the network interfaces and to measure the rate at which data is being transferred. The incoming and outgoing traffic is represented separately.Some orders, show the bandwidth used by each process. It is easy to detect a process that is abusing network bandwidth.

The tools have different mechanisms for generating the traffic report. Some tools like nload read the “/ / dev net proc /” file for traffic statistics, while some tools use the pcap library to capture all packets and then calculate the total size to estimate the traffic load.

Here are the commands, sorted by their characteristics.
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