SysAdmin

Linux Swap Space

Swap space isn't important, is it? Swap space just slows you down—or does it? Discover some little-known facts about your operating system's virtual memory that may change the way you think about swap. more>>

Hack and / - Bond, Ethernet Bond

Configure Ethernet bonding and get a license to kill a network interface without any downtime. more>>
SCALE logo

Quickie Conference Report: Day One - SCALE 9x

Yesterday marked the opening of the Southern California Linux Expo, otherwise known as SCALE. SCALE's venue this year is the Los Angeles Airport Hilton, just a stone's throw from LAX Airport. SCALE opened strong with lots of technical content, much of it about the "DevOps" movement and how you can bring its benefits to your place of business. more>>

Hacking, Old-School

When you mention hacking in the general public, the image most people think of is a nerdy guy breaking into a computer system from his bedroom. This month, I take a look at some of the tools available to do exactly that. Of course, this is for information purposes only, so please don't do anything nasty. Remember, with great power comes great responsibility. more>>

Using rdiff-backup and rdiffWeb to Back Up and Restore

rdiff-backup combines the best features of a mirror and incremental backups. more>>
Druplicon

Large-Scale Web Site Infrastructure and Drupal

Setting up a Drupal Web site is pretty simple these days, until it gets popular, then you need to bring out the big guns and start finding and fixing the performance bottlenecks. In this article, we show some of the techniques that can allow your Drupal Web site to scale to the grandiose levels you originally hoped for. more>>
2010 Readers' Choice Awards

Readers' Choice Awards 2010

The votes are in! Read on to find out how your favorites fared in this year's awards. more>>

patch

It's Patch Tuesday...Again...

Overnight I received an email from a friend, forwarding me an article from Redmond Magazine. The topic of the magazine was the huge Patch Tuesday dump that our friends in Redmond have sent down. There was also some discussion about the patch bundles dropped by Adobe and Oracle as well. more>>

Manuals

Creating Custom Man Pages

Man pages have been the primary source for UN*x documentation for a long time. Whenever I create a script that's going to be around for a while, I create documentation in the form of a section 1 man page. This stops my cell phone from ringing on the weekends when the junior sysadmins are looking for my notes. more>>

Open Source in the Enterprise

The Challenges of Open Source in the Enterprise

Enterprise and open source—are they peanut butter and jelly, working well together for a better world, or are they oil and water, meeting but never coming together? In this article, I explore the challenges of adopting open source in the enterprise. I look at the technical issues, the business challenges and the political hurdles. more>>
Comparing Linux and Microsoft Windows for Enterprise Usage

Comparing Linux and Microsoft Windows for Enterprise Usage

Selling Linux in the Enterprise often is a tough job, but with the right information, you can start making the case for Linux. more>>
Zabbix

Server Monitoring with Zabbix

Think implementing a large monitoring service is tedious? Not so with Zabbix. Start monitoring several-dozen critical hardware and services quickly. more>>
NoSQL

SQL vs. NoSQL

NoSQL databases are all the rage, but the case to switch from SQL databases is not always as clear cut as you might have been led to believe. Know what's what, and then decide. more>>
MySQL

MySQL Replication

MySQL has been running on Linux in the data center for many years, but MySQL replication still is not widely understood. Whether you're setting up a multinational asynchronous solution or a local cluster, there is a type of replication for your application. more>>
Gentoo Ubuntu Combo Logo

Centralized Logging with a Web Interface

Wouldn’t it be nice if you had a web interface to the logs on your central log server? Well, dream no more because this one is a reality thanks to LogAnalyzer (aka phplogcon). Let's take a look at how to setup both it and its suggested syslog variant, rsyslog, on a central log server. more>>

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How to Build an Optimal Hadoop Cluster to Store and Maintain Unlimited Amounts of Data Using Microservers

Realizing the promise of Apache® Hadoop® requires the effective deployment of compute, memory, storage and networking to achieve optimal results. With its flexibility and multitude of options, it is easy to over or under provision the server infrastructure, resulting in poor performance and high TCO. Join us for an in depth, technical discussion with industry experts from leading Hadoop and server companies who will provide insights into the key considerations for designing and deploying an optimal Hadoop cluster.

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Private PaaS for the Agile Enterprise

If you already use virtualized infrastructure, you are well on your way to leveraging the power of the cloud. Virtualization offers the promise of limitless resources, but how do you manage that scalability when your DevOps team doesn’t scale? In today’s hypercompetitive markets, fast results can make a difference between leading the pack vs. obsolescence. Organizations need more benefits from cloud computing than just raw resources. They need agility, flexibility, convenience, ROI, and control.

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Sponsored by ActiveState