- Linux administration tools
- Linux management and configuration
- Linux interoperability
- Linux licensing and support
- Linux monitoring and troubleshooting
- Introduction to Linux system administration
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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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Linux DRBD saves you from costly SAN deployments
Avoid pricey storage area network (SAN) devices and synchronize data with DRBD, a powerful — and free — software component available in Linux.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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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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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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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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Managing Red Hat Enterprise Linux network settings using NetworkManager
Red Hat Enterprise Linux includes a graphical network management application called NetworkManager that can be used to set network connections instead of using the command line.Tip
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Using open source tools to monitor Apache Web Server performance
Much of today’s business relies on smooth operation of Web servers. Explore these three open source tools to monitor performance, security and traffic on Apache Web servers.Tip
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IT shops try new tools to up server-to-admin ratios
A mainstay of Web 2.0 companies, DevOps-inspired configuration management tools are turning out to be a good fit in the traditional enterprise.News | 27 Sep 2011
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Process monitoring and management on Red Hat using graphical tools
Use the learn gnome-system-monitor command on Red Hat Enterprise Linux to monitor and manage processes on your server in a graphical environment.Tip
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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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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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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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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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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
- VIEW MORE ON : Linux management and configuration
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Microsoft supports Red Hat Linux in Hyper-V
OSCON 2011: Microsoft will support RHEL as a guest OS in Hyper-V as part of its interop strategy.OSCON 2011 | 27 Jul 2011
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Digest: Windows and Linux interoperability, integration
Two operating systems can co-exist peacefully in the same environment. Learn tricks to Windows and Linux interoperability, including how to share files between the two platforms.Digest
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Sharing Windows files with the Linux CIFS client
It can be surprisingly easy to share files between Linux and Windows with the Linux CIFS client. In this tip, learn how to install the Samba client and set up CIFS on Linux.Tip
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Kerberos authentication in RHEL: Easing Windows-Linux integration
Kerberos authentication for CIFS offers easier Windows-Linux integration. In this tip, learn how Kerberos authentication works and how to set it up in Red Hat Enterprise Linux.Tip
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GRUB (GRand Unified Bootloader)
GRUB (GRand Unified Bootloader) is a boot loader package developed to support multiple operating systems and allow the user to select among them during boot-up.Definition
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GNU GRUB
GNU GRUB (or just GRUB) is a boot loader package that supports multiple operating systems on a computer... (Continued)Definition
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Security essentials for Active Directory on Linux
Active Directory functionality in heterogeneous data centers with Windows and Linux is increasingly appealing, but admins should be aware of the security risks this activity poses. The open admin policy on Active Directory doesn't adequately protect the system and a lack of password policies can be problematic. Lastly, Linux-based applications incorporated into Active Directory domain are now exposed to Windows security risks.Tip
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Red Hat and Microsoft finally partner on virtualization interoperability
Red Hat and Microsoft announced a partnership for virtualization interoperbaility using x86 servers running RHEL 5.2 and 5.3 and on Windows Server 2000 SP 4, Windows 2003 SP 2 and Windows Server 2008. Red Hat becomes a Windows server virtualization validation partner (SVVP) and Microsoft becomes a Red Hat partner for virtualization interoperability support. No patent terms were included in the deal, which led many to focus on the three year battle between the companies regarding the role of intellectual property in interoperability agreements.News | 16 Feb 2009
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Linux desktop interoperability: MS Office and OpenOffice
The latest release of OpenOffice v3 has improved interoperability with Linux, Windows and MS Office. The more viable OpenOffice is, the more viable Linux is in general. The ultra-cheap Linux-based notebooks also now enable Linux to fit into the familiar world of PCs and Macs.Tip
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Red Hat customers unswayed by Novell's pitch to switch
A Novell promotion promises to minimize the cost of switching to SUSE for Red Hat customers, but the economy and the effort involved in migrating remain obstacles.Article | 19 Nov 2008
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Red Hat bolsters RHEL support with portal, automated data collection
Red Hat Enterprise Linux 6 includes a customer portal and an automated bug report and tracking (ABRT) tool, squelching some past complaints about Red Hat support. Red Hat collects data about problems that occur in real-time, and soon customers will automatically receive fixes.News | 06 May 2011
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plain old telephone service (POTS)
POTS is a term sometimes used in discussion of new telephone technologies in which the question of whether and how existing voice transmission for ordinary phone communication can be accommodated.Definition
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Linux pros weigh open source compliance program
Open Compliance Program promises to make it easier to distribute infringement-free open source code.News | 11 Aug 2010
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Open source Xen vs. Citrix XenServer
Our expert compares the three major open source Xen contenders with Citrix XenServer to help you determine which Xen management product is best for your customers.Tip
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COTS, MOTS, GOTS, and NOTS
COTS, MOTS, GOTS, and NOTS are abbreviations that describe pre-packaged software or hardware purchase alternatives.Definition
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Linux community responds to Microsoft lawsuit against TomTom
On Thursday, February 26, Microsoft announced that it had filed a suit against GPS manufacturer TomTom for patent violations. This spread fear in the Linux community that Microsoft may be making good on its two-year-old threat to sue open source software efforts for patent violations.News | 27 Feb 2009
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MySQL Connector/ODBC (Connector ODBC or MyODBC)
MySQL Connector/ODBC (sometimes called just Connector ODBC or MyODBC) is a driver for connecting to a MySQL database server through the Open Database Connectivity (ODBC) application program interface (API), which is the standard means of connecting to any database. Users can connect from within common applications and programming environments, such as Microsoft Access or Excel or Borland Delphi.Definition
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Linux Foundation to boost user ties following summit
At the Linux Foundation's End User Collaboration Summit, leading Linux kernel developers and enterprise users agreed that they need to communicate better.Article | 17 Oct 2008
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Are Linux and open source really cheaper? Users, analysts weigh in
In the long run, Linux isn't cheaper than Windows, says an analyst, but Linux savings can be significant for those willing to learn the platform, counter users.Article | 29 Sep 2008
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Linux Foundation to host first end-user summit
In October, the Linux Foundation will host the End User Collaboration Summit, to foster collaboration among key Linux developers and advanced users.Article | 27 Sep 2008
- VIEW MORE ON : Linux licensing and support
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Zabbix
Zabbix is an open-source tool designed to monitor networks, servers, appliances and other hardware through a Linux-based server, which communicates to the native agents that are available for many operating systems, including Linux, UNIX and Windows.Definition
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Rounding up the top 5 Linux tips and tricks of 2012
From server performance to enterprise Linux security, here are the top 5 Linux tips and tricks from 2012.Tip
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Using Zabbix with embedded devices via SNMP monitoring
Some devices you want to monitor with Zabbix cannot have software installed. For these appliances, SNMP monitoring may be the right choice.Tip
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Secure remote Linux logging with rsyslog
The rsyslog daemon allows a choice between UDP, TCP and RELP logging protocols for your Linux system. TCP and RELP offer guaranteed log messaging, for more secure logs.Tip
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Linux debugging with SystemTap dynamic instrumentation
In this tip, learn how SystemTap’s highly scriptable dynamic instrumentation has an edge over traditional Linux server debugging and performance monitoring.Tip
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Tracking Linux server performance with Munin
Learn how to use Munin, a data tracking tool that creates graphical displays of Linux performance data over time. Munin tracks data from your Linux hosts and compiles them on a central server.Tip
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Overcoming common Unix-to-Linux migration pitfalls
You may encounter problems when moving from Unix to Linux. Learn about hardware and application compatibility challenges and how to overcome deployment errors and how to prevent them including client testing, shell script testing, and more.Tip
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Linux troubleshooting fast guide
This useful reference guide to Linux troubleshooting involves everything you need to know to manage Linux in the enterprise, from addressing boot problems to recovering your Linux server.Fast Guide
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Five Linux performance commands every admin should know
Managing performance on Linux systems can be made easier with a few commands. Learn how to use five commands: top, vmstat, iostat, free, and sar to manage performance on your Linux server.Tip
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Booting a Xen virtual machine from CD-ROM or DVD
If your Xen virtual machine fails, you may want to boot it from an installation disk and run the rescue program. Learn the required steps to succesfully boot a Xen virtual machine from a disk on a Linux machine.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
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Upgrade decision: Ubuntu Server 11.04
Upgrading to Ubuntu Server 11.04 may not be necessary, as you may want to wait for the April 2012 release of Ubuntu 12.04 LTS. Learn about why to upgrade now, and how to do it.Tip
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Ten command line time-savers for Linux administrators
Quick command line navigation and execution is the key to easy Linux system administration. Learn these 10 command line tricks to increase your proficiency and speed in Bash or other Linux shells.Tip
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Mastering the Linux history command
Learning how to take advantage of the Linux history command, as well as the Bash variant, can save Linux admins a lot of time. Discover how the command works, including shortcuts, searching and settings.Tip
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Deciding when to use Linux file system barriers
Linux file system barriers in Ext3 and Ext4 protect data written to the journal. Learn how these barriers work and in which use cases they are a benefit, and in which cases you should disable them on your Linux servers.Tip
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Linux command line tricks: less, screen, pgrep HTTP servers and more
Mastering the Linux command line can make a system administrator's job much easier. Learn these command line tricks including aliasing more to always be less, using pgrep, screen, tmux, and aspell as well as quickly creating an HTTP server for file sharing.Tip
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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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Working with Linux file system attributes
File system attributes can provide a valuable addition to the way you ensure security on your Linux server. Learn how to mount, list and change file system attributes in ext4.Tip
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The top 10 Linux tips of 2010
The top Linux tips of 2010, based on SearchEnterpriseLinux.com reader data, include five Bash secrets for Linux and getting started with Clonezilla for Linux server disk cloning.Year in Review
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Enterprise Linux learning guide library
This Enterprise Linux learning guide library features expert information on all things Linux and open source, including getting started with Linux and Windows/Linux interoperability.Library
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