| Introduction to PowerHA | PowerHA for AIX is the new name for HACMP (High Availability Cluster Multiprocessing). HACMP is an application that makes system fault resilient and reduces downtime of applications. This article introduces PowerHA and provides a detailed explanation of how to configure a two node cluster. This document is very useful for understanding PowerHA and setting up a two node cluster."Get Power high availability by Configuring a PowerHA cluster" Introduction to PowerHA( Permalink: Introduction to PowerHA Submitted by Noel Wed Sep 1, 2010 )| Yeah - Learn Linux: Maintain the integrity of file | Learn how to check the integrity of your Linux filesystems, monitor free space, and fix simple problems. Use the material in this article to study for the Linux Professional Institute (LPI) 101 exam for Linux system administrator certification—or just to check your filesystems and keep them in good working order, especially after a system crash or power loss. "Here's an easy way to keeping track of your Linux disk space" Yeah - Learn Linux: Maintain the integrity of filesystems( Permalink: Yeah - Learn Linux: Maintain the integrity of file Submitted by Noel Mon Aug 30, 2010 )| Live Kernel Patches with Ksplice | 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 and give reboots the boot."Avoid reboots of your system with live Kernel updates using Ksplice" Live Kernel Patches with Ksplice( Permalink: Live Kernel Patches with Ksplice Submitted by Noel Wed Aug 11, 2010 )| vi tips and tricks: Ten cool commands | 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."Become a vi editing wizard with these 10 tips" vi tips and tricks: Ten cool commands( Permalink: vi tips and tricks: Ten cool commands Submitted by Noel Mon Aug 2, 2010 )| Understanding ZFS & ZFS ARC/L2ARC | Great article describing level one and two memory caching in zfs."L2ARC is a new layer between Disk and the cache (ARC) in main memory for ZFS. It uses dedicated storage devices to hold cached data. The main role of this cache is to boost the performance of random read workloads. The intended L2ARC devices include 10K/15K RPM disks like short-stroked disks, solid state disks (SSD), and other media with substantially faster read latency than disk." Understanding ZFS & ZFS ARC/L2ARC( Permalink: Understanding ZFS & ZFS ARC/L2ARC Submitted by Noel Mon Jul 26, 2010 )| Creates a whole new painting tool for GIMP | The GNU Image Manipulation Program (GIMP) is a robust application for editing and manipulating digital images. In this article, you will learn how to get started with the GIMP code, how to build the project from the Git repositories, and how to find your way around the code tree. And you will build an example application that creates a whole new painting tool for the program."Dive into the code base of the GNU Image Manipulation Program and add to it" ( Permalink: Creates a whole new painting tool for GIMP Submitted by Noel Fri Jul 23, 2010 )| Gourmet Java technology for Android applications | Java language is the tool of choice for Android developers. The Android runtime uses its own virtual machine, Dalvik, which is not the usual Java virtual machine that most Java developers are used to. In this article you will learn advanced Java features and how they are implemented on Android. This includes features such as concurrency, networking, and database access."
Implement concurrency, networking, and database access in Android" http://www.ibm.com/developerworks/library/x-gourmetandroid/index.html?ca=dgr-lnxw01DalvikJavadth-JV( Permalink: Gourmet Java technology for Android applications Submitted by Noel Wed Jul 21, 2010 )| More powerful Python testing techniques | | Look at how the leading Python testing frameworks provide robust auto-discovery of your application tests. Make sure your applications are written right the first time, and that they stay working through months and years of further tweaks and improvements. ( Permalink: More powerful Python testing techniques Submitted by Anonymous Tue Jul 20, 2010 )| Distributed data processing with Hadoop | In Part 1 learn to Install and configure a simple cluster and discover ways to monitor and manage Hadoop using its core Web interfaces. In Part 2 Install configure a multinode cluster and dig into the management aspects of Hadoop.
"How to use Hadoop in a single-node and multinode cluster" http://www.ibm.com/developerworks/linux/library/l-hadoop-1/index.html?ca=dgr-lnxw01HadoopP1dth-LX( Permalink: Distributed data processing with Hadoop Submitted by Noel Mon Jul 19, 2010 )| Creating mobile Web applications with HTML5 | In this five-part series, you will take a closer look at several new technologies that are part of HTML5, that can have a huge impact on mobile Web application development.
- Part 1: Combine HTML5, geolocation APIs, and Web services to create mobile mashups
- Part 2: Unlock local storage for mobile Web applications with HTML5
- Part 3: Make mobile Web applications work offline with HTML5
- Part 4: Using Web Workers to speed up your mobile Web applications
- Part 5: Develop new visual UI features in HTML 5
"HTML 5 is a very hyped technology, but with good reason. It promises to be a technological tipping point for bringing desktop application capabilities to the browser" ( Permalink: Creating mobile Web applications with HTML5 Submitted by Noel Thu Jul 15, 2010 )| Anatomy of the Linux virtual file system switch | | With the Linux virtual file system switch (VFS), you can create file systems on a variety of devices, from traditional disk, USB flash drives, memory, and other storage devices. You can even embed a file system within the context of another file system. Discover what makes the VFS so powerful, and learn its major interfaces and processes. ( Permalink: Anatomy of the Linux virtual file system switch Submitted by Anonymous Tue Jul 13, 2010 )| UNIX network performance analysis | | Do you know what to do when the performance of your UNIX network and the speed at which you can transfer files or connect to services suddenly comes to a stop? How do you diagnose the issues and work out where in your network the problems lie? This article looks at some quick methods for finding and identifying performance issues and the steps to start resolving them. ( Permalink: UNIX network performance analysis Submitted by Anonymous Mon Jul 12, 2010 )| Speak UNIX fluently with the best tools available | | Much like a vernacular, the universe of UNIX tools changes almost perpetually. New tools crop up frequently, while others are eternally modernized and adapted to suit emerging best practices. To speak UNIX fluently, you have to keep up with whats New and good. ( Permalink: Speak UNIX fluently with the best tools available Submitted by Anonymous Sun Jul 11, 2010 )| Worry-free Linux power-downs with Anacron | | Linux ordinarily uses Cron to automatically perform routine system maintenance on desktop or laptop computers, however not running Cron routinely can result in monstrously large log files and other problems. You can offload most or all of your usual daily and longer-interval Cron jobs onto Anacron enabling your computer to run regular maintenance jobs whenever the computer is powered on, even if those times are unpredictable. ( Permalink: Worry-free Linux power-downs with Anacron Submitted by Anonymous Sat Jul 10, 2010 )| Guide to porting from Solaris to Linux on POWER | | Accelerate your porting efforts by following this six-step guide to porting from Solaris to Linux on POWER. Learn the differences between Solaris and Linux on POWER that you commonly encounter during a port. Also learn about tools for performance analysis and software packaging for Linux on POWER. ( Permalink: Guide to porting from Solaris to Linux on POWER Submitted by Anonymous Thu Jul 8, 2010 ) | | | | | | | | | | | | | | |
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