dcsimg

OS Tag Index

Red Hat Enterprise Linux 5.8 Enters Testing

No, that's not a typo. Sure, Red Hat's flagship Linux is at the 6.2 version, but that doesn't mean development is over on the 5.x series.


Tags: red hat linux, OS, RHEL, Red Hat Enterprise Linux, Red Hat, open source, Linux

OpenSUSE 12.1 Proffers Polish and Performance

From its performing OS to the cutting-edge open source projects included with it, OpenSUSE 12.1 truly has something for everyone. But is it really flawless?


Tags: Linux, SUSE, OS, openSUSE, open source server

Novell Advances NetWare Linux Integration

That's right, Novell (not SUSE) is still alive. So too is NetWare, and it has a new server release out today.


Tags: OS, Linux, Novell, NetWare, SUSE

Get to Know Debian Goodies

For admins who work with Debian-based systems, the basics dpkg and APT's tools are old hat. For a richer user experiences, like knowing which packages have release-critical bugs, hog the most disk space and so on, Debian Goodies is a set of utilities that's good to know.
Tags: tip of the trade, open source tool, Debian, Linux, OS

Build Your Own Linux Test Server

If you're short on cash but looking for a server to test operating systems and virtual environments or a flexible machine capable of being quickly reconfigured for testing purposes, consider building your own. Here's how.
Tags: Linux server, server hardware, Linux, OS

Is UNIX Cheaper Than Linux?

A recent HP-commissioned Forrester Consulting survey finds this to indeed be the case for some enterprises holding fast to their OS of choice despite Linux's steady move upstream. Are they the last holdouts or an indicator that UNIX still has much to offer?
Tags: server os, open source, Unix server, Linux, OS

But What About NetWare?

The Novell acquisition moves forward. Is anyone wondering what the future of NetWare will be? Is there a future for NetWare?
Tags: open source, Novell, OS

Linux Looks to Apple Model

Want to deploy Linux on your servers without pulling your hair out? There may soon be an app for that. A consortium of Linux developers representing the major distros is developing an app installer system that will allow users from any distro to browse an application store, read ratings, and click on a button to download and install an application -- much like Apple's model.
Tags: Red Hat, Linux, OS, app store, Apple

10 Server Predictions for '11

10 predictions based on server trends and server hardware evolution. How accurate will they be?
Tags: 2011, OS, server hardware, SSD, hypervisor

Windows Server 2008 R2 AD Domain Services -- Managed Service Accounts

One common administrative challenge in Windows environments involves configuring user-based credentials that provide arbitrary security context to non-core services. Active Directory schema extensions incorporated into Windows Server 2008 R2 introduced a new feature, managed service accounts, which eliminate a number of drawbacks associated with such configuration.
Tags: Windows Server 2008, Windows Server 2008 R2, OS, Active Directory, server os

Easy Crontab Editing with Corntab

Not an expert on cron? No need to worry -- just use the Corntab site or its iPhone app.
Tags: Linux, Unix, OS, cron, open source server

Using lsof to Find Open Files

lsof is one of the most useful utilities for Linux and Unix systems. At its most basic, lsof can help identify which files are being used by any given application and which network ports are open.
Tags: OS, lsof, tip of the trade, utility, open source servers

Red Hat Enterprise Linux and the Trickle-Up Effect

It's not unusual for a software release to trigger a hardware refresh. With the release of Red Hat Enterprise Linux 6, many OEMs are counting on it.
Tags: Unix, OS, RHEL, Red Hat Enterprise Linux, HP

Final Test for Windows Server 2008, 7 Service Packs

Microsoft is nearly ready to release the first service pack for Windows Server 2008 R2 and Windows 7.
Tags: Windows 7, Windows Server 2008 R2, OS, release candidate (RC), server virtualization

Apple Tells Developers, 'Mac OS X, Hold the Java'

Apple's recent decision to deprecate Java is yet another spitball at its traditional customer base. As the Mac platform reinvents itself as a glorified games console for Apple's latest batch of customers to play non-violent games, edit home movies and run a selection of sanitized Apple-approved apps, it seems even less likely to gain a foothold in the enterprise.
Tags: Java, developers, OS, Mac OS X, Apple

Using Strace to Trace Problems

If you're having trouble figuring out why a program keeps crashing and burning, consider Strace, an easy-to-use diagnostic tool. More experienced users will find Strace handy for performance testing and more.
Tags: OS, open source tools, tip of the trade, open source software, utility

Will Windows and Mac OS Fall Victim to Neglect?

With Ray Ozzie's departure leaving Microsoft rudderless and Apple all but exiting the computer market to concentrate on its i-devices, the future is not looking bright for these once unstoppable market leaders. The opposite holds true for the other server OS vendors, however.
Tags: server os, Windows Server, OS, Linux, Mac OS X

5 Operating Systems Making Big Waves This Week

Thanks to Windows, Mac OS X, Ubuntu, Fedora and the not-so-well-known (but no less notable) QNX, the server OS waters were choppier than usual this week. Here's some insight as to what's really going on.
Tags: OS, Ubuntu Server, Mac OS X, Oracle, Windows

HP-UX: More Than Reliable, Middle-Aged and Dull

Is HP's emphasis on new HP-UX features aimed squarely at Oracle users indicative of a midlife crisis in a market with limited room for growth or much like a prudent bank manager sizing up the threats and opportunities for its UNIX?
Tags: OS, Unix server, Unix, AIX, HP-UX

Open Source Software Shortcut -- Escaping SSH With '~'

SSH's escape character may be one of its best kept secrets. Using '~' can suspend a session as well as a host of other escape sequences. Learn how to get the most out of these open source software shortcuts.
Tags: SSH, escape characters, open source, open source software, OS

PuTTY in Your Hands: Open Source Software Mail Solutions

Mutt and PuTTY are a great open source combo for managing mail, but they're not without their failings. Here's a quick tip for using PuTTY to fix problems with line-drawn characters in Mutt.
Tags: mail server, OS, open source software, open source

Getting Started With FreeBSD 8.1

FreeBSD may not be as popular or as well known as other operating systems, but that doesn't mean it's not reliable or robust enough for most enterprise tasks. See how it fares when taken out for a spin.
Tags: Mac OS X, FreeBSD, OS, review, server review

Windows Server Security Best Practices

When it comes to Windows server security, it's all about reaction time.
Tags: Windows Server security, OS, Windows Server, security best practices, security

Gnome-do: Open Source Software App Launcher

Gnome-do is an open source software solution to getting things done. The Gnome application launcher enables users to specify particular actions to take on whatever file or application they wish.
Tags: OS, open source software, tip of the trade, Gnome, Linux desktop

Oracle Squelches Open Source Spirit

Has Oracle replaced Microsoft as public enemy No. 1 when it comes to enterprise operating systems? Some in the OpenSolaris community believe so.
Tags: OpenSolaris, open source, Microsoft, Oracle, OS

Single vs. Double Quotes in Bash

When using Bash, the decision to use single quotes or double quotes depends on exactly what you want to do. Find out what each does and when to use them.
Tags: tip of the trade, open source software, OS, open source, bash

Old School Server Management Still Alive and Well

It's 2010, and you'd think server management would have reached new heights by now, but it hasn't -- Unless you've recently bought yourself a new pair of shoes.
Tags: Data Center Management Software, data center management, server management, OS, data center

Oracle Details Upcoming Solaris 11 Release

Oracle is investing in Sun's Unix and will use technologies from openSolaris as part of the next-generation release.
Tags: Oracle, OS, Solaris, Unix server, OpenSolaris

FreeBSD 8.1 Provides Evolutionary Open Source Software Upgrade

The next generation of the popular BSD operating system is now available, providing stability and performance gains for open source software users.
Tags: Unix server, ZFS, OS, FreeBSD, open source software

Accessing WebDAV as a Filesystem With davfs2

Most admins know WebDAV, but davfs2 isn't as well known. With this open source software tool, you can connect to WebDAV server as a regular filesystem, thus allowing applications that don't support WebDAV to access shared resources via WebDAV.
Tags: open source servers, file system, OS, tip of the trade, open source software

Linux Servers: A Real Data Center Choice

Linux server developers and adopters keep it real. A real choice for your data center, that is.
Tags: Ubuntu, Linux server, OS, linux os, Red Hat Enterprise Linux

The Open Source Server Quagmire

For many enterprises, the choice of a server OS is a difficult one. While many companies don't want to pay too much for an open source server, they also want their vendor to remain in business. Unfortunately, the current model seems both unsustainable and unchanging.
Tags: Microsoft, Red Hat Enterprise Linux, open source software, open source server, OS

3 Handy Commandlinefu One Liners

Commandlinefu is a simple repository for storing and sharing shell commands with the rest of the world. Here are three new command-line one liners that stand out.
Tags: OS, Linux, command line, vim

Apple vs. Microsoft: Patch Management Polar Opposites

OS Roundup: When it comes to OS patches, Apple's model of 'ignorance is bliss,' is not the way to go; nor is Microsoft's regularly scheduled blitz. What is the best approach for both users and vendors?
Tags: Apple, Microsoft, Patch Tuesday, OS, patches

Get the Most Out of Bash History

Tip of the Trade: Type 'history' at the Bash command prompt, and you'll get a list of your previous commands. Sure, you can scroll up and down to find the ones you're looking for, but did you know there are faster ways to find what you need as well as handy shortcuts to making use of them.
Tags: OS, history, tip of the trade, bash, open source software

Apple's Journey to the Top

OS Roundup: Was it exclusion or exclusivity that fueled Apple's journey to being the world's biggest technology company? Or perhaps it's Apple's understanding and ability that when the producer names the tune, the consumer must dance.
Tags: OS, Mac OS X, Microsoft, iPhone, Apple

The Wrong Open Source Software License

It's ironic -- Sun took great pains to license its open source OS, OpenSolaris, and with it ZFS, under the ostensibly home-grown CDDL license. Now, with the plug pulled on OpenSolaris, the future looks grim for the popular and highly regarded ZFS. Unless it can be absorbed into the Linux kernel that Sun carefully positioned it to avoid.
Tags: Linux, open source software, OpenSolaris, ZFS, OS

Open Source Software Shortcut, Permanently Storing Macros in Vim

Tip of the Trade: If you find yourself using the same commands over and over between Vim session, it's time to consider permanently saving your macros.
Tags: OS, macro, vim, tip of the trade, open source software

iPad meets Open Source With Help From WebDAV for Apache

Tip of the Trade: With GoodReader, iPad meets open source, and files can be shared between the popular tablet and a computer.
Tags: Debian, iPad, Apache, OS, open source

Novell: This Linux OS Vendor Went to Market

OS Roundup: And found the sum of its parts is worth more than the whole. Despite claims to the contrary, Novell has put itself up for sale. Will anyone want its Linux OS?
Tags: linux os, Red Hat Enterprise Linux, OS, SUSE Linux, Novell

Automation With Expect, an Open Source Software Utility

Tip of the Trade: The Expect package found in Debian and Ubuntu is a powerful utility that can script interactive operations.
Tags: open source server, Ubuntu, Debian, OS, open source software

Windows Server 2008 Directory Services, Group Policy Preferences -- Common Options

We've looked at the basic principles behind Windows Server 2008 Directory Services and explained its categorization, which divides preferences into Windows Settings and Control Panel Settings. Now it's time to check out the common options that provide additional functionality and impact settings in both categories.
Tags: Windows Server 2008, directory services, Group Policy, Windows, OS

Latest Windows OS Starting to Penetrate Corporate IT Shops

If you work in a corporate IT shop, then Windows 7 is mostly likely in your future, and it may come sooner rather than later, according to a panel of financial and technology analysts queried by InternetNews.com.
Tags: Windows 7, Microsoft, OS, windows os, upgrade

Setting Up Tunneling With a VirtualBox Guest Machine

Tip of the Trade: VirtualBox makes it easy to set up and run virtual machines on your own desktop. It is not perfect, however, and by default, the guest VM is invisible to the host or any other machines on the network. Here's an easy way to relay instructions to it.
Tags: virtualbox, server virtualization, virtual machine, OS

IBM Adopts Novell's Linux OS for Lotus, Websphere Appliances

Under the terms of the deal, IBM will use Novell's SUSE Linux OS technology to build appliances for collaboration and business analytics applications.
Tags: SUSE Linux Enterprise Server, linux os, Novell, OS, IBM

Microsoft Plays the Open Source Software Game

OS Roundup: Microsoft appears to have woken up to the fact that free open source Office clones may be the thin end of a very slippery wedge. Its response is loud and clear: When it comes to operating systems, Microsoft intends to be a formidable competitor for some time to come.
Tags: OS, open source software, Ubuntu, Microsoft, Open Office

x86 Server Standardization Does Not Equate to OS Pluralization

OS Roundup: Are we heading back to an era where the OS is once again tied to the hardware? Seems unlikely in this age of commodity x86 servers, yet increasingly, ISVs and OEMs are limiting what can run where.
Tags: OS, x86 servers, Mac OS X, Solaris, Windows

Linux Server Fix: Backspacing on OSX Terminal Should Not Be Interpreted as Delete

Tip of the Trade: Backspace and delete may seem the same, but often they are not. This is particularly problematic when using Screen on OSX Terminal. Here are three easy fixes.
Tags: OS, OS X, Linux server, Mac OS X, screen

Oracle's Linux Server Slant

OS Roundup: Is Oracle closing the door on Solaris in favor of Linux servers? Recent actions imply the company is determined to drive potential customers away from the UNIX offerings it acquired from Sun and into the arms of Red Hat and other enterprise Linux vendors.
Tags: Oracle, Linux server, OS, Sun Microsystems, Solaris

Open-Source Software Shortcut, Excluding Directories From Grep

Tip of the Trade: Want to use Grep without including some directories? Here's a simple, yet efficient way, for the open-source software to find what you're looking for.
Tags: tip of the trade, grep, OS, open-source software, open-source

How Much Is Novell's Linux OS Really Worth?

OS Roundup: Stockholders in the Linux OS company are dissatisfied with its performance. Can Novell remedy the situation, or is a sale its best option?
Tags: Red Hat, Microsoft, SUSE Linux Enterprise Server, OS, Novell

Annotating PDFs With the Open-Source Software Package Okular

Tip of the Trade: If you've ever felt the need to scribble notes on your PDFs without bringing dead trees into the equation, consider the open-source software, Okular, a KDE document reader that can read multiple document formats and allows the user to annotate files as she reads.
Tags: Ubuntu, OS, tip of the trade, Ubuntu Server, PDF

10 Server Apps That Should Be Available as Open-Source Software

Don't hold your breath waiting for the companies that sell these 10 products to add them to the open-source software rebellion, but in a perfect world, it could happen.
Tags: open-source software, Open-source Server, Apache, Microsoft, OS

A Sys Admin's Guide to the Server OS of Your Dreams

OS Roundup: What does an enterprise server OS look like in your perfect world? Find out how some real-world options -- from Linux to Unix to Windows to Mac OS X -- might stack up in a dream universe.
Tags: OS, server os, Mac OS X, Linux server, Unix server

Get the Most Out of Your Open-Source Software With Redirection in Bash

Tip of the Trade: Bash redirection is tricky. Here's a handy cheat sheet for this open-source software utility.
Tags: OS, Linux, open-source software, bash

Making Linux Server Directories More Readable, Add to Perl's @INC Array

Tip of the Trade: Anyone who has encountered the Perl @INC array in the context of a 'cannot find module' error knows the value of being able to see a list of directories on you Linux server. Here's how to access @INC and find obscurely located modules before they are lost.
Tags: Linux server, OS, Linux, perl

Will MeeGo Overcome Common Open-Source Software Pitfall?

OS Round Up: Despite the strength of backers Intel and Nokia, Meego has already fallen prey to a common open-source software pitfall -- a moronic name. Can it overcome its nomenclature handicap and help make Linux the OS of choice for mobile computing?
Tags: mobile linux, Nokia, smartphone, OS, Intel

Windows Server 2008 Directory Services, Group Policy Preferences - More Control Panel Settings

In Windows Server 2008, Group Policy Preferences simplifies client management to make it possible to reap the chief benefits of an Active Directory environment. The Control Panel Settings nodes in the Group Policy Management Editor makes this possible.
Tags: Active Directory, OS, Windows Server 2008

Tweaking Linux Library Settings Within Readline

Tip of the Trade: Readline is the library that handles Linux command-line input as well as input for applications. Most of the default settings work perfectly well, but some change the way tab-completion behaves and thus require modification.
Tags: readline, command line, Linux, OS

Resolving the /etc/hosts localhost Issue in Apache

Tip of the Trade: The default values in /etc/hosts used in several Linux distributions have long been known to cause issues. Here's how to fix them in Apache 2.
Tags: Debian, Linux, Apache, Ubuntu, OS

Apple vs. Oracle, aka Toy Box vs. Board Room

OS Roundup: The contrast couldn't be any starker: On Wednesday, Oracle will tell the world why it means business, and Apple will likely show off some new playthings.
Tags: Sun, Oracle, Apple, iPhone, OS

Monitoring Disk Usage With Iotop

Tip of the Trade: Hard disk thrashing? Check out Iotop, a Python program similar to top that enables you to keep an eye on disk I/O.
Tags: Debian, Ubuntu, I/O, Python, OS

Google vs. Microsoft -- You Say You Want a Revolution

OS Roundup: Google might paint itself as benevolent market leader, but make no mistake, it's following the playbook written in Redmond. And Microsoft's not about to give up so easily. With the hype for Chrome OS growing, expect things to get ugly -- fast.
Tags: Microsoft, Windows, Cloud, Google, OS

usb-creator: Booting From a USB Stick

Tip of the Trade: Booting from a USB stick can be very useful, but it's not an option for netbook users. With usb-creator from Ubuntu, however, it's possible.
Tags: USB, Ubuntu, OS, netbook, ISO

The Future of Unix Standards: Unix 10?

Open Group execs discuss Unix's direction -- and what Linux's growth means for the platform's future.
Tags: OS, standards, Unix

'Tis the Season: The Perl Advent Calendar

Tip of the Trade: Less chocolatey, but more useful. Since 2000, the Perl Advent Calendar has been providing a useful Perl module each day from December 1 through Christmas Eve.
Tags: Linux, perl, OS

Perl and the Flip-Flop Operator

Tip of the Trade: The flip-flop operator in Perl is quite useful for comparing arguments, but it does have some surprising quirks.
Tags: perl, OS, Linux, tip of the trade

Dealing With Records in Perl

Tip of the Trade: Perl is a great tool for reading in information from a file. Several useful special variables can be used to neaten up code or alter the default behavior when reading in records.
Tags: programming language, Linux, OS, programming, perl

Dealing With Strange Filenames

Tip of the Trade: Have typos in your email file names. Hey, it happens to the best of us! Normally, it's an easy fix, but if you have a file with a name starting -, it's not so easy. To fix this, you need an escape sequence for rm itself, not the shell.
Tags: OS, file management

Lack of Innovation a Commonality for Microsoft, Apple

Is innovation overrated? Both Windows and Mac OS X have found success by borrowing from each other and building on it -- a model not that dissimilar from Linux and the open source software movement.
Tags: OS, Mac OS, Mac OS X, Apple, Microsoft

Windows 7: Ready or Not, Here It Comes

Cover Your Assets: Are you ready for Windows 7? Is Windows 7 ready for you?
Tags: Windows 7, Windows, Microsoft, frugality, OS

Windows 7: On the Tarmac, Ready for Lift Off

OS Roundup: Windows 7 launches in two days time. For many organizations its debut won't be welcome.
Tags: Windows, OS, Windows 7, Windows 7 Professional

Torvalds Warns of Linux Bloat

Although the development process has made Linus Torvald's job easier, more care must be taken to reduce bloat.
Tags: Linux, Linus Torvalds, OS, kernel

The New Windows vs. Linux Debate

Virtually Speaking: With the OS and hypervisor converging, the phrase 'heterogeneous data center' may soon have new meaning.
Tags: OS, Hyper-V, virtualization, Linux, VMware

Simple, Stylish and Fun Does Not Make for Data Center Nirvana

OS Roundup: As idyllic as it may seem, it's hard to see how any overly controlled and closed system, a la Apple, would ever triumph over an open system like that of Linux in the long term.
Tags: Red Hat, OS, Apple, data center