Tips

Tips

Linux servers

• How to solve logical volume management issues

  Excluding certain Logical Volume Manager (LVM) devices from startup scans and the manual activation of logical volumes are two pesky logical volume management issues. Find out how to resolve them.  Continue Reading

• Red Hat bolsters Linux for mainframes, tries to catch Novell

  In the Linux-on-the-mainframe market, Red Hat is catching up with Novell. If your mainframe shop is considering Linux on the IBM System z, this tip offers advice on choosing between Red Hat Enterprise Linux for Mainframe Computing and Novell SUSE ...  Continue Reading

• Should you pay for support on all Linux servers in your data center?

  Free Linux distributions are gaining popularity, but choosing whether to adopt paid or free Linux depends on your support staff's level of expertise and the workloads you expect the Linux distro will handle.  Continue Reading

• Troubleshooting Logical Volume Manager boot problems

  If Logical Volume Manager (LVM) boots incorrectly, logical volumes are inaccessible and you can't manage server disk space. In this LVM how-to, we offer some simple steps to troubleshoot boot issues with LVM.  Continue Reading

• Novell vs. Red Hat: How their Linux strategies affect your data center

  The leading data center Linux distributions -- Novell's SUSE Linux Enterprise Server and Red Hat Enterprise Linux -- are similar, and choosing the right Linux distribution can depend more on the provider's business direction.  Continue Reading

• Linux provisioning automation with Cobbler

  Learn how to set up and run, Cobbler, an install and provisioning server. It holds OS images and manages PXE booting, network configuration and deploys and installs them. It supports a wide variety of platforms including Red Hat, Ubuntu, Debian, ...  Continue Reading

• How to fix master boot record partition table problems

  The master boot record partition table allows you to access information on your server. Sander van Vugt walks you through how to recover partition tables on your Linux server or desktop starting with the rescue CD, using gpart and fdisk.  Continue Reading

• 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

• 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