Email Alerts
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Talking with the expert: Take control with the Linux command line
Linux expert William E. Shotts Jr. wants more Linux users to discover the command line and tap the advanced functionality below the GUI. Feature
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Five questions on Linux and z/VM OS for mainframes
Mainframe expert and z/VM systems programmer sees continued growth for Linux in evolving mainframe environments. Feature
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SearchEnterpriseLinux’s top five Linux tips of 2011
Popular tips for Linux administrators in 2011 included systems management tool use and management, Linux security and Linux command line shortcuts. Did you miss a hot Linux admin tip this year? Feature
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Configuring Linux management tasks: Integration and security
In this Q&A, see how an administrator can best approach Linux management, including learning the importance of integration and top security methods, commands and functions. Q&A
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A collection of the top Linux command tips
This collection of expert advice compiles the top Linux command tips from SearchEnterpriseLinux.com based on user data, including how to use grep and sed, netstat, and more. Guide
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Open source development in the classroom with 'Practical Open Source Software Exploration'
Practical Open Source Software Exploration' features a wealth of information on the basics of open source development, including building, debugging and fixing code, and is an appropriate textbook for teaching the subject in the classroom. Q&A
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The top 10 Linux tips of 2009
Whether you're considering an update to SUSE Linux Enterprise 11 or setting up cloud computing with Eucalyptus, there's something for everyone in our top 10 Linux tips of 2009. The Year in Review
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Scheduling system tasks in Fedora 11 and RHEL
Solutions providers can learn how to schedule system tasks at specific times in Fedora 11 and Red Hat Enterprise Linux (RHEL) by learning to use the at, batch, and cron facilities. Chapter Excerpt
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SearchEnterpriseLinux.com Products of the Year 2008
To nominate your company's product or a favorite product. Products qualify for entry if they were new and first shipped after Nov. 1, 2007 and before Nov. 1, 2008. In January 2009, winning products will be highlighted on SearchEnterpriseLinux.com. Products of the Year
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Red Hat and SUSE Linux how-tos
Here are tips, tricks, expert advice and information for installation, administration and configuration of Red Hat Enterprise Linux and SUSE Linux distributions. Fast Guide
- See more Essential Knowledge on Linux management and configuration
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Popular Linux automation tools embrace Windows
CFengine now natively supports Windows, and Opscode Chef does too. But will Windows shops accept their advances? News | 27 Oct 2011
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Puppet, DevOps key to data center surge, says Constant Contact
The popular open source configuration management system, Puppet, along with DevOps made it possible for Constant Contact to scale operations from hundreds to thousands of servers in their data center. News | 16 Mar 2011
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CIOs seek special skills in Linux admins
With the demand for Linux admins on the rise, CIOs are having trouble finding the right candidates with the right Linux skills and personality to manage open source environments. News | 27 Aug 2010
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Microsoft makes Linux drivers for Hyper-V open source, but users not impressed
Although Microsoft has made its Hyper-V Linux drivers open source, some virtualization users said they don't expect immediate change. News | 23 Jul 2009
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Linux clusters made easy
Linux cluster experts say systems can run well with good design, open source management and monitoring tools and proactive administrators. The IBM white paper is written for Linux admins with small-scale cluster experience who are facing working on a... Article | 12 May 2009
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Samba 4 beta offers platform choice to data centers
When released, Samba 4 beta will fully emulate Active Directory, giving mixed data centers total flexibility in running Linux, Unix or Windows servers. Samba 4 is being developed in conjunction with updates to Samba 3. Some data centers may find that... Article | 09 Apr 2009
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Microsoft and Red Hat to cross-certify OS, virtualization platforms
Microsoft and Red Hat inked a pact to optimize their operating systems running as guests on each other's virtualization platforms. News | 17 Feb 2009
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Building a Linux infrastructure with maximum automation
Automating Linux system administration with cfengine can be a big task, but automation can pay off with time savings, better documentation, and provide some technical advantages. Nate Campi and Kirk Bauer explain why they rewrote their book in the se... Article | 26 Jan 2009
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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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Red Hat Satellite launches first community upgrade
Red Hat Satellite has launched its first upgrade based on community input, where the ultimate goal is speedier, better software. The new version includes RHEL 5 and Oracle 10g. Article | 18 Nov 2008
- See more News on Linux management and configuration
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Use Kickstart to automate a Red Hat Enterprise Linux OS installation
Sysadmins who want to streamline Red Hat Enterprise Linux OS installation can use a modified Kickstart file by following these tips. Tip
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Use Security Enhanced Linux on SUSE for solid business security
The SELinux framework isn't part of every Linux distribution by default, so to use Security Enhanced Linux on SUSE, you've got to do some tweaking. Tip
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Tweak Linux swap to improve server performance
Many administrators ignore or underutilize the Linux swap settings but making the proper adjustments will make for better system performance. Tip
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Resource allocation with Linux cgroups helps optimize performance
The Linux cgroups feature lets you make a profile to manage resources to keep your system under control. Tip
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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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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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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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Managing Red Hat using the graphical Service Configuration tool
The Red Hat Service Configuration tool is used to start a service that hasn't been started, or to make sure a service starts automatically at the moment your server boots. 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
- See more Tips on Linux management and configuration
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High availability by virtualization? Try RDBMS
Better system uptime may require a relational database management system(RDBMS), not virtualization, our expert explains. Ask the Expert
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Reporting Nagios data to BMC Patrol
A security expert describes how to configure open source network monitoring tool Nagios so that data alerts, reports and other information generated are sent to BMC Patrol, which will be used as an alert tool. Ask the Expert
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ipcrm in RHEL 4
An expert describes several possible solutions for ipcrm's continued existence on RHEL 4 even after is has been dest (destroyed). Ask the Expert
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Linux printer as a Postscript device
Unix-Linux expert Ken Milberg follows up on his tip, "Printing from Unix to Linux," and explains why you're better off not setting up a Linux printer as a generic Postscript device. Ask the Expert
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Upgrading from Fedora Core 6
An expert tells users with Fedora Core 6 not to worry about the merger; just upgrade to FC7. Ask the Expert
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Cross-platform system management tools
An expert recommends a cross-platform open source tool for systems management. Ask the Expert
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Open Hardware License issues
A reader asks about the implications of open sourcing hardware. Ask the Expert
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Turning on pam_tally.so
Ask the Expert
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Forgotten login for openSUSE10.2
Ask the Expert
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2007 Linux/OSS trends to look for
An expert discusses 2007 trends that IT managers should be aware of. Ask the Expert
- See more Expert Advice on Linux management and configuration
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Puppet (configuration management)
Puppet is an open source systems management tool for centralizing and automating configuration management. Definition
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Heartbeat
Heartbeat is a program that runs specialized scripts automatically whenever a system is initialized or rebooted. Originally designed for two-node Linux-based clusters, Heartbeat is extensible to larger configurations... (Continued) Definition
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tty command
A tty command in Linux and other Unix-like operating systems is a shell command that can be entered interactively or as part of a script to determine whether the output for the script is a terminal (that is, to an interactive user) or to some other ... Definition
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script
In computer programming, a script is a program or sequence of instructions that is interpreted or carried out by another program rather than by the computer processor (as a compiled program is). Definition
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Puppet (configuration management)
Puppet is an open source systems management tool for centralizing and automating configuration management. Definition
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Use Kickstart to automate a Red Hat Enterprise Linux OS installation
Sysadmins who want to streamline Red Hat Enterprise Linux OS installation can use a modified Kickstart file by following these tips. Tip
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Use Security Enhanced Linux on SUSE for solid business security
The SELinux framework isn't part of every Linux distribution by default, so to use Security Enhanced Linux on SUSE, you've got to do some tweaking. Tip
-
Tweak Linux swap to improve server performance
Many administrators ignore or underutilize the Linux swap settings but making the proper adjustments will make for better system performance. Tip
-
Resource allocation with Linux cgroups helps optimize performance
The Linux cgroups feature lets you make a profile to manage resources to keep your system under control. Tip
-
Proper Linux DRBD setup helps sidestep common issues
Execute a proper DRBD setup in Linux to save money and avoid headaches. Tip
-
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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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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Talking with the expert: Take control with the Linux command line
Linux expert William E. Shotts Jr. wants more Linux users to discover the command line and tap the advanced functionality below the GUI. Feature
-
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
- See more All on Linux management and configuration
About Linux management and configuration
The flexibility of Linux, along with the many specifications and free software tools, can help IT managers manage servers in their data centers. Get tips and advice on automation, virtualization and strategies and best practices for Linux server management and configuration. General Linux management topics such as remote administration, recovering lost passwords, Linux system hardening techniques and tools, and using OpenQRM are included. This topic also covers server management specifications, Intelligent Platform Management Interface, systems management architecture for server hardware, file systems and Linux configuration best practices.