sys admin
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Guía básica de como particionar en Linux
Nos mandan una guía básica de como particionar discos duros bajo Linux: In this article learn how to create partitions on a disk drive and how to format them for use on a Linux system as swap or data space. In this related article on Hard disk Layout you can learn how to design a… Continue reading
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Actualizaciones en vivo del Kernel usando Ksplice
Nos mandan un artículo de como parchar el Kernel de Unix sin tener que detener operación, o al menos el menor tiempo posible: Ksplice applies kernel patches on-the-fly – no reboot required — in a fraction of a second. Here’s a hands-on guide to performing painless system updates. Learn how to patch a live kernel… Continue reading
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tips y trucos para vi
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. Continue reading
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Análisis de redes y protocolos en Unix
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… Continue reading
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Consejos para usar variables ambientales y SSH
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. Continue reading
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Proceso distribuido de información con Hadoop
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… Continue reading
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YUM y RPM para principiantes
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… Continue reading
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Ceph: Sistema de archivos distribuido con capacidades de petabyte
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… Continue reading