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Setting up DRBD in an open source SAN, part 2
Open source storage area networks need to be configured for replicated storage. This tip explains how to do so with the Distributed Replicated Block Device, or DRBD.
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System Security for Linux CompTIA Certification
Learn about Linux security practices covered on the Linux CompTIA certification exam in this chapter download.
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Creating an installation server for SLES 10
When installing multiple SUSE Linux Enterprise servers, using an installation server can facilitate the process. This tip details how to create an installation server for SUSE Linux Enterprise Ser...
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Adding Heartbeat to your open source SAN: Open source S
Set up monitoring tool Heartbeat in your storage area network (SAN) to ensure the availability of system resources. This tip on configuring SANs outlines how to do so.
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Build your own iSCSI SAN appliances, save money
An open source storage area network (SAN) is a flexible, highly redundant failover option for the budget-conscious. But consider requirements like iSCSI, DRBD and monitoring software
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Installing PostgreSQL: Infrastructural security concern
This tip explains how to install and monitor a secure PostgreSQL database server and some of your primary infrastructural considerations, such as a secure network design.
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Installing the MySQL database server securely
Learn how to install the MySQL database securely with these essential steps and guidance. Assess your security risk level, prevent attacks and monitor your system effectively with this tip.
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Minimize Ubuntu maintenance with Clonezilla
If your system crashes, the image server Clonezilla on Ubuntu can circumvent time-consuming troubleshooting procedures during recovery.
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Settings to optimize an XFS file system
To improve system performance, explore this guide oin XFS file system program settings.
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How to use XFS management tools
While XFS is a valuable file management software, a strong understanding of its management tools is central to reaping its benefits. Learn how to use XFS commands from an expert.
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Managing RHEL 5.1 VMs with the command line interface
With the command line interface, system administrators can minimize the hassles of managing RHEL virtual machines, or VMs.
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How to boost RHEL 5 security, admins' control
With this three-step approach, securely install Red Hat Enterprise Linux 5.1, bypass more complex security and avoid the ill-advised "install all" approach, advises an expert.
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Expert Q&A: Simplifying configuration management with P
Learn how to use Puppet's configuration management tools to manage one or mutliple systems in an overview of James Turnbull's book
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Running Oracle on Linux
Learn how to configure your SUSE Linux Enterprise Server to be an ideal platform for an Oracle database. Sander van Vugt explains in this roadmap to server configuration success.
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When to use Unix or Linux?
Unix-Linux expert Ken Milberg guides you through the increasingly complex task of choosing what operating system best suits your needs.
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Monitoring Network Performance
Techtarget Expert Sander Van Vugt outlines how to keep close tabs on your system's performance. Learn what to look for and how to find it, and move towards a more effective system.
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Hardening SUSE Linux Enterprise Server in eight steps
With this SLES hardening guide, a secure server is only eight steps away. Follow along with our expert, who shows how to lock down a server from installation to logging events.
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Centralizing IT on Linux mainframes
Linux has revitalized the mainframe. Learn how today's mainframes are reducing TCO and TCU through consolidation, better performance and more. Expert Ken Milberg explains why big iron is back (agai...
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Implementing Fedora virtualization
This guide provides an introduction to virtualization with Fedora. Author Bernard Golden outlines how to perform a cost-benefit analysis of a virtualization implementation, how to manage and integr...
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Installing a secure instant messaging server on Linux
Did your company ban instant messaging for security reasons? Free up email resources and bring back real-time communication with this secure IM server.
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Optimize system performance with Linux cgroups
The Linux cgroups feature lets you make a profile to manage resources to keep your system under control.
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Correct a GRUB error in short order
A GRUB error will stop a Linux server cold, but following these steps should get you back on track.
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Setting up a mirrored Linux DRBD configuration
Administrators can use the distributed replicated block device (DRBD) in Linux to set up basic data redundancy to connect the storage of multiple servers.
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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.