Posts Tagged ‘administration’

tips y trucos para vi

Wednesday, July 28th, 2010

Nos mandan una lista de 10 consejos básicos para aprovechar el editor vi :

Amaze your friends with cool vi tips and tricks that will improve the efficiency of your file editing. This article takes you through ten of the less well-known vi commands that should form part of any serious vi user’s toolkit.

Análisis de redes y protocolos en Unix

Wednesday, June 9th, 2010

Nos mandan un artículo de como identificar protocolos y tráfico en la red para mejorar su rendimiento y vigilar su actividad…

Some UNIX protocols need investigation to understand what they are doing and what information they are exchanging. In this article, we will take a look at techniques for performing detailed analysis of the protocols in use on your UNIX network.

Consejos para usar variables ambientales y SSH

Friday, May 28th, 2010

Nos mandan unos consejos para uso de variables ambientales y SSH en Unix:

You don’t have to break into a Watergate office to uncover the secrets of UNIX power users. There’s an informant, and he’s spilling the beans. Learn why Environment Variables, the dot file, and the Secure Shell (SSH) are very important.

Proceso distribuido de información con Hadoop

Wednesday, May 19th, 2010

Nos mandan un artículo que trata sobre Hadoop (un framework para cómputo distribuido):

This article explores the Hadoop framework, including its fundamental elements, such as the Hadoop file system (HDFS), and node types that are commonly used. Learn how to install and configure a single-node Hadoop cluster, and delve into the MapReduce application. Finally, discover ways to monitor and manage Hadoop using its core Web interfaces.

YUM y RPM para principiantes

Monday, May 17th, 2010

Nos mandan un artículo sobre como usar las utilerías de control de paquetes YUM y RPM:

Learn how to install, upgrade and manage packages on your Linux system. This article focuses on the Red Hat Package Manager (RPM) developed by Red Hat, as well as the Yellowdog Updater Modified (YUM). Explore the best ways to add new software and keep your system current.

Ceph: Sistema de archivos distribuido con capacidades de petabyte

Friday, May 7th, 2010

Nos mandan un artículo sobre Ceph que es un sistema de almacenamiento distribuido con capacidades muy grandes de almacenamiento:

A recent addition to Linux’s impressive selection of file systems is Ceph, a distributed file system that incorporates replication and fault tolerance while maintaining POSIX compatibility. Explore the architecture of Ceph and learn how it provides fault tolerance and simplifies the management of massive amounts of data.