Tips

Tips

Linux servers

• Five Linux commands you have (probably) never heard of

  Learn about five of the more rarely used Linux commands (logsave, diff3, pstree, nl and split) that are useful, with a description of each command's flags and options. These commands work well for file management, tracking, and output and process ...  Continue Reading

• Solaris Project Crossbow offers virtualized network management

  With Project Crossbow, Solaris has introduced a way to fully virtualize data center networking and has simplified network management in the process.  Continue Reading

• How to install and get started with OpenQRM

  Learn how to install and use OpenQRM, a free and open source pluggable framework for automatic application deployment, management, and monitoring. It supports a range of virtualization tools and works with Nagios and Puppet.  Continue Reading

• IBM announces Power7 upgrade path in uncertain Unix market

  IBM announced an upgrade path for its AIX Unix servers to move from the Power6 to Power7 processor. Continued improvements and investment in IBM's Unix server platform may help calm Unix shops facing an uncertain future.  Continue Reading

• Backing up the Linux master boot record

  The Linux master boot record (MBR) contains GRUB and the partition table, and to avoid crippling boot errors, it is a good idea to make a backup of it. Learn how to backup the MBR and how this effort can pay off when troubleshooting a Linux boot ...  Continue Reading

• Setting up cloud computing with Eucalyptus

  Cloud computing provides on demand provisioning of compute resources. Learn how to set up Eucalyptus on Ubuntu to perform your own cloud computing operations. Eucalyptus is available in source code, and packages are available for CentOS 5.3, ...  Continue Reading

• Fixing Linux boot problems with GRUB

  If problems in the Linux boot process occur when GRUB is loaded find out how to figure out what went wrong using two options. You can re-install GRUB using grub-install and start your computer, or manually load GRUB through the GRUB command ...  Continue Reading

• Comparing Unix versions: AIX, HP-UX and Solaris

  In this comparison of the top Unix versions, learn what distinguishes the file systems, management tools and virtualization products in Sun Solaris, Hewlett-Packard HP-UX and IBM AIX file systems.  Continue Reading

• What does the future hold for Oracle's virtualization acquisitions?

  For Solaris administrators and Virtual Iron customers, Oracle's recent acquisitions mean the end of the line. But Oracle Virtual Machine users may see some major product improvements.  Continue Reading

• Learning the craft of Linux administration with "Pro Linux System Administration"

  Pro Linux System Administration provides models for implementing a Linux infrastructure and builds the foundation you need to manage open source business systems. This guide to Linux administration provides readers with real-world examples, tips and...  Continue Reading

• How to install and use RRDTool to speed up MRTG monitoring

  When monitoring a large number of hosts or devices with the MRTG graphing tool, the system experience frequent CPU spikes. In this RRDTool tutorial, learn how to install RRDTool and convert MRTG to use RRD storage to avoid system overload.  Continue Reading

• Predicting Oracle's plan for Sun assets, the future for Sun customers

  What are Oracle's post-acquisition plans for selling or further developing Sun Microsystems' assets? And how should customers who are invested in Sun products respond to the possible scenarios?  Continue Reading

• Troubleshooting Linux boot problems

  If your Linux server fails to show the login screen at startup, you have a boot problem. Learn some tricks on how to diagnose and fix a Linux server boot problem from Grub failure to init and runlevels.  Continue Reading

• Configuring YUM on Linux

  YUM is a package manager for RPM systems, it is made to update groups of machines without having to update each specific RPM. Learn how to configure it using yum.conf and get some basic commands. Yum allows use of a single command to update all ...  Continue Reading

• How to install and configure MRTG, an essential sys admin tool

  Multi Router Traffic Grapher (MRTG) is an essential tool that allows systems administrators to monitor and graph network traffic and more. In this tutorial, an expert explains how to install and configure MRTG on Solaris 10.  Continue Reading