May 152011
 

nethogsIn a previous article about 2 programs that you can use to collect network statistics: iptstate and pktstat, on the article I’ve received comments on nethogs and iptraf, and so I’ve tested them.

The goal of both applications is to give to the user information of the actual state of the network, so how much bandwidth is used and which process are using it. Another thing these two programs have in common is that they are text-based programs that you can use within the terminal, so you can use them at home on your desktop or on a server at work. Continue reading »

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May 142011
 

mirrorIn this article i’ll show you how to select the best mirror for your favorite distribution.

Debian Netselect-apt is very helpful to find which Debian mirror is the fastest one to download the latest packages or to install ones very quickly.
To install it :

root@localhost:~# apt-get install netselect-apt

This package needs netselect to work successfully. neselect-apt will download the list of Debian mirrors and will ping them in a special manner thanks to the netselect command.

 

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May 132011
 

nagiosworldconference-wuerth-phoenixYesterday I’ve attended the Nagios World Conference Europe hosted in Bozen (Italy) by Wurth-Phoenix, so as first thing thanks to Wurst-Phoenix for the organization this meeting, for the free access provided to the event , and for the good meal that we have enjoyed.

These are some notes I’ve took during the meeting.
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May 112011
 

signalsWhile i was surfing the net i’ve found this article By Matteo Ferrone about Linux signals, that i want to repost:

A signal is an event sent by the kernel to a running program.

The signals can arrive at any time and software can choose what to do when it arrives: it can decide to ignore it or may decide to execute a signal handler and continue with what he did.

There are 31 different signals, and you can see them with:

kill -l

Of these there are 6 to be known by system administrators:
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May 102011
 

The news today is that Microsoft seem to be in the process of buying has bought Skype for something around $8.5 billion.
So what will happen to Linux support for Skype ? No one knows it at the moment but  I can imagine nothing too good, in the best scenario, that I can imagine at the moment, the new Skype servers are still open to Linux clients, but the support on our operating system is left back and over some time using Skype on Linux become almost impossible.

But perhaps it’s better to talk to something else…what do you know about XMPP/Jingle ? Continue reading »

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