- Cloud computing on Linux
- Linux high-performance computing and supercomputing
- Linux server hardware
- Linux virtualization
- Linux backup and storage
- Linux network administration
- Open source projects in the cloud
Email Alerts
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Overheard at the Red Hat Summit: Nyancat and the cloud
Attendees at the 2012 Red Hat Summit brought many different perspectives. Here are a few witty quotes to get you thinking.News | 29 Jun 2012
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Cloud provider SHI to use SUSE Enterprise for pay-as-you-go services
SHI to use SUSE Linux Enterprise Server as primary OS for cloud services. OpenFabrics Alliance aligns OFED software with Linux kernel.News Brief | 04 May 2012
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Open source cloud platforms: Moving from hype to production
Success of several open source cloud providers hinges on whether OpenStack cloud is production-ready. How do Eucalyptus, Red Hat and others stack up?Tip
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Is the cloud Linux country?
The forecast calls for Linux to make serious gains in the cloud computing landscape.News | 23 Jan 2012
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Red Hat's halfhearted attempt at cloud
Open source leader Red Hat unveiled new cloud offerings at the Red Hat Summit in Boston, but nothing flashed the potential to stand out in a crowded market.Column | 06 May 2011
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Red Hat Summit 2011 on SearchEnterpriseLinux.com
Open source virtualization and cloud computing were hot topics at the 2011 Red Hat Summit and JBoss World event, in Boston, Mass.Feature
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TurnKey Linux Hub makes fast work of cloud appliance management
With cloud appliance management a growing issue, TurnKey Linux Hub makes effective management simple with the ability to deploy and manage Linux appliances to Amazon's EC2.Tip
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Rackspace nixes hourly billing for RHEL cloud instances
Rackspace has ditched its hourly billing model in favor of a monthly fee in its Red Hat Enterprise Linux cloud instances.News | 16 Sep 2010
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Amazon releases AMI for launching Linux apps in EC2
Amazon Web Services has released a new AMI focused on Linux which allows users to launch Linux applications inside of Amazon Elastic Compute Cloud.News | 15 Sep 2010
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Red Hat promoting open standards with software updates
Red Hat is preaching 'open clouds and open standards,' and the latest updates to its Cloud Foundations software promote interoperability between several clouds and platforms.News | 26 Aug 2010
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How traditional IT shops can be more like public cloud providers
Want your data center to be more like an agile public cloud? Here’s how cloud providers handle apps, "big data," data center hardware and IT staffing.News | 05 Dec 2012
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Tune the Linux Ext4 file system for optimal performance
While Ext4 by default works fine for most people, follow these tips to tweak your servers to squeeze out even more speed.Tip
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Linux HPC users take advantage of new Amazon cloud service
Linux users are taking advantage of Cluster Compute Instances from Amazon Web Services, a new and cheap high-performance computing service.News | 16 Jul 2010
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Microsoft's HPC server hybrid option for Linux
Microsoft is trying to push into the supercomputing market with the Windows HPC Server 2008 R2 Beta 2's hybrid option for Linux, but will that be enough to lure Linux faithful?News | 13 Apr 2010
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Building high-availability clusters with Xen virtual machines
High-availability clusters can save your virtualized environment from downtime. Here's how to set up Xen virtual machines in a high-availability cluster.Tip
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NYSE/Euronext powers ahead with Unix-to-Linux migration
The New York Stock Exchange and its Euronext partner chose Red Hat for a universal trading platform for its speed, scalability and lack of vendor lock-in.Article | 10 Sep 2009
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Case Study: Financial firm switches from Unix, Windows to Linux on the mainframe
Case studies of server consolidation in large financial firms show the TCO and ROI of moving from Windows and Unix servers to the IBM z10 mainframe running Red Hat Enterprise Linux 5.3 with Satellite and JBoss.News | 10 Sep 2009
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One million Linux kernels booted by Sandia researchers using virtualization and HPC
Sandia researchers announced that they have booted one million Linux kernels using virtual machines. The project focus was to model botnets, but has other uses as well.News | 05 Aug 2009
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The Ext4 file system: A real improvement in Linux file storage?
The Ext4 file storage system is now integrated into the Linux kernel and supported by the major distributions. Should you switch from your Ext2 or Ext3 set-up? With complete backwards compatibility, there is little reason not to make the jump forward and take advantage of larger file storage options.Tip
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Using virtualization to reinvent high-performance computing on Linux
Virtualization can be a boon to high-performance computing on Linux, but administrators of these systems seem leery of the technology. Find out what virtualization can do for HPC. The plummeting hardware costs have brought supercomputer capabilities to small and medium-sized business server-rooms, and virtualization software can create more opportunities. Virtualization can be used in HPC to simplify administration and provisioning, support mixed HPC loads and migration, conduct soft upgrades and resource scaling and debugging HPC applications.Tip
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How do I check disk seeks per second on a Linux server?
There are several common tools that can check disk seeks per second on a Linux server, but they may not give you all the information you require.Answer
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ARM servers, system on a chip promise efficiency for hyperscale data centers
Though the ARM server market is still small, Red Hat's Fedora for ARM project sees a future in high-density data centers.News | 29 Jun 2012
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Red Hat's OpenShift cloud platform gets new strategy
Red Hat's OpenShift PaaS offers new strategy for the enterprise. Dell's OEM program adds Red Hat to roster.News Brief | 11 May 2012
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IBM takes another stab with low-priced PowerLinux systems
IBM’s new low-priced Power servers compete with x86 for Linux workloads and may help IBM gain “big data” market share.News | 25 Apr 2012
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HP ProLiant servers to come with Ubuntu Server Edition
Hewlett-Packard to package Ubuntu on ProLiant servers. Linus Torvalds up for a prestigious technology prize. Red Hat embraces Microsoft Open Technologies.News | 20 Apr 2012
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An introduction to the ARM server
High scalability and extreme efficiency may allow the ARM server to compete with traditional server architectures.Tip
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Optimizing Linux for SSD usage
Default Linux settings won't allow you to take advantage of SSD performance gains. Learn four ways to optimize SSD performance on your Linux system in this tip.Tip
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Optimizing Linux swap space usage
Today's powerful servers with plenty of RAM can make swap space seem like a thing of the past, but knowing how much you need can help keep your system running smoothly.Tip
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New Oracle x86 hardware with Intel Xeon processors
Oracle has released six new x86 servers aimed at the Linux and Unix market based on Intel Xeon processors.News | 06 Jul 2010
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Sun Solaris no longer supported on non-Sun hardware
New Oracle hardware support policies are phasing out Sun Solaris support on non-Sun hardware, and doubling the price for three years of the same Sun hardware support.News | 10 May 2010
- VIEW MORE ON : Linux server hardware
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Overheard at the Red Hat Summit: Nyancat and the cloud
Attendees at the 2012 Red Hat Summit brought many different perspectives. Here are a few witty quotes to get you thinking.News | 29 Jun 2012
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RHEV 3.1 to bring storage live migration, scalability
RHEV 3.1 will include storage live migration and other KVM virtualization management features that will give server virtualization users a viable alternative to Microsoft and VMware.News | 19 Jan 2012
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Red Hat open sources RHEV virtualization management tool
Red Hat says the new oVirt project to develop its RHEV-M will result in sophisticated open source virtualization management tools, but so far it’s being met with a lukewarm response.News | 16 Dec 2011
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British ISP deploys open source virtualization
JT Global is marching to the beat of its own drummer with open source software, including Ubuntu virtual machines, ConVirt virtualization management software, and a unique approach to VM clustering.News | 06 Dec 2011
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Open source hypervisors on VMware shops’ radars
Respondents in our 2011 Virtualization Decisions survey gave Citrix XenServer and Red Hat KVM a new look.News | 11 Oct 2011
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Using KVM virtualization in the enterprise: RHEV or RHEL?
They sound alike, but RHEV and RHEL are pretty different. Red Hat’s KVM virtualization products offer different levels of KVM management capabilities.Tip
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How to improve KVM performance by adjusting KSM
KVM Virtualization on Red Hat Enterprise Linux 6 is optimized for hosting environments with many virtual machines by using kernel samepage merging. But, disabling KSM can provide better performance in a smaller virtualized Linux system.Tip
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Linux kernel to fully support Xen: Too little too late?
The mainline Linux kernel now supports Xen, but the KVM horse has left the barn, say experts.News | 07 Jun 2011
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Red Hat Summit 2011 on SearchEnterpriseLinux.com
Open source virtualization and cloud computing were hot topics at the 2011 Red Hat Summit and JBoss World event, in Boston, Mass.Feature
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SUSE Manager for Linux virtualization systems management
Novell's new systems management tool, SUSE Manager, runs as a software appliance in a virtualized environment. Learn how to install and configure SUSE Manager in a Linux XenServer system.Tip
- VIEW MORE ON : Linux virtualization
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Proper Linux DRBD setup helps sidestep common issues
Execute a proper DRBD setup in Linux to save money and avoid headaches.Tip
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Setting up a mirrored Linux DRBD configuration over the network
Administrators can use the distributed replicated block device (DRBD) in Linux to set up basic data redundancy to connect the storage of multiple servers.Tip
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Setting up Ubuntu Server 11.04 for iSCSI storage
Learn how Ubuntu Server 11.04 can be set up as an iSCSI storage server using simple Linux command line operations.Tip
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Creating a simple backup solution for Linux with rsynch, SSH, and cron
To create simple backups for Linux workstations, you can use rsynch with an SSH connection to a server and automate cron. Learn how to set-up your Linux system to automate your backups using tools available with every Linux distribution.Tip
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Access and repair an ext3 file system with the superblock
A damaged ext3 file system is accessible and repairable, thanks to the data within either the superblock or the superblock's backup.Tip
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Creating iSCSI storage area networks using open source Xen
Reap the benefits of a high availability environment by creating iSCSI storage area networks with open source Xen.Tip
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The Ext4 file system: A real improvement in Linux file storage?
The Ext4 file storage system is now integrated into the Linux kernel and supported by the major distributions. Should you switch from your Ext2 or Ext3 set-up? With complete backwards compatibility, there is little reason not to make the jump forward and take advantage of larger file storage options.Tip
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After delay, Fedora 10 finally available
After being waylaid a month because of a security breach, Fedora 10 includes features for remote management of servers, storage in the cloud, energy saving and more.Article | 26 Nov 2008
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Comparing blades with rack servers on price, performance
Are blades or rackmount servers more cost-effective? Several experts weigh in on the factors to consider, including space constraints, power consumption, and performance.Tip
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Whirlwind Tech Tour: Linux questions and expert responses
IT professionals discuss best practices and tools for using Linux in the enterprise. Check back weekly for a new question and range of answers.Feature
- VIEW MORE ON : Linux backup and storage
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Search and replace on steroids: Do more with these sed commands
These tips can help administrators help themselves through advanced text editing with the UNIX Stream Editor (sed) utility.Tip
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Open source systems management: Hits and misses
Which open source systems management tools work for you? Some tools bring welcome automation to repeated tasks. But beware the shortcomings.Feature
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Using Nagios plugins for system testing
Using Nagios plugins can help perform specific system tests and configuration. In this tip, you'll learn about using default and custom plugins in the open source networking tool Nagios.Tip
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Creating an inventory with nmap network scanning
Nmap network scanning generates a full system inventory, but it's only usable with the right parameters and output format. Learn how to create an nmap inventory in this tip.Tip
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Using your Linux server to create an ad-hoc wireless network
In this tutorial, an expert explains how to set up an ad-hoc wireless network access point with your Linux server.Tip
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Securely connecting Linux servers to WiFi using the command line
Connecting a Linux server to WiFi requires the use of the command line. Learn the commands and procedures for wireless networking in your Linux data center.Tip
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NetWare support ends, but NetWare shops persist
Novell support for NetWare ended on March 7, 2010, but the operating persists in many IT shops around the country. What are these NetWare shops going to do in the future?News | 18 Mar 2010
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Designing a Linux virtual network for KVM virtualization
Determine how to configure the virtual and physical network cards for optimal performance on a Linux network with KVM hypervisor. The best use of individual network cards and virtual network cards depends on the I/O of the virtual machines on the network.Tip
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Linux networking: Using ip tool instead of ifconfig
If your server was configured manually, make sure the Linux network is set up with the correct IP configurations and the ip tool is being used to monitor your systems.Tip
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Troubleshooting Linux networking problems
Analyze and repair network problems related to your Linux system in three steps: determine if the network card is there, then check the hardware configuration and drivers. Some hardware also needs to be checked for module compatibility and tainted kernel issues from proprietary modules.Tip
- VIEW MORE ON : Linux network administration
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Cloud provider SHI to use SUSE Enterprise for pay-as-you-go services
SHI to use SUSE Linux Enterprise Server as primary OS for cloud services. OpenFabrics Alliance aligns OFED software with Linux kernel.News Brief | 04 May 2012
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New openSUSE, Linux leaders call for secure boot fix: News in brief
The openSUSE project releases version 12.1, which includes new Gnome Shell 3.2; Red Hat, Canonical and The Linux Foundation all concerned about Windows 8 locking-out Linux; and other open source news.News | 11 Nov 2011
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Ubuntu offers cloud freebie; openness of Android examined: news in brief
Canonical grows it personal cloud service to a million users, Android ranks last in open source analysis and other news in brief.News | 08 Aug 2011
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OSCON 2011 on SearchEnterpriseLinux.com
SearchEnterpriseLinux's coverage of the 2011 O'Reilly Open Source Convention, set to run July 25-29 at the Oregon Convention Center in Portland, Oregon.Feature
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How to install an OpenStack Nova compute cloud with Puppet
The open source cloud project, OpenStack, can be used to host private or public clouds. Learn how to install it using the Puppet configuration management tool on your Linux server.Tip
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TurnKey Linux Hub makes fast work of cloud appliance management
With cloud appliance management a growing issue, TurnKey Linux Hub makes effective management simple with the ability to deploy and manage Linux appliances to Amazon's EC2.Tip