Time Sync on VMWare Based Linux

In many cases it can be quite difficult to accuracy keep time on a virtualized operating system due to the complex interactions between the hardware, host operating system, virtualization layer and the guest operating system.  In my case I found that running Red Hat Linux 5 (CentOS 5) on VMWare Server 1.0.8 resulted in an […]

High IOWait on VMWare Server on Linux

In using VMWare Server running on Red Hat Enterprise Linux 5 (CentOS 5) I discovered a rather difficult problem.  My setup includes Red Hat Linux 5.2, Solaris 10 and Windows Server 2003 guests running on a Red Hat 5.2 host server all 64bit except for Windows running on AMD Opteron multicore processors on an HP […]

Resizing VMWare Server Virtual Disk

Today I needed to resize a VMWare Virtual Disk (vmdk) for a Windows Server 2003 image running on a Red Hat Enterprise Linux 5 host using LVM to manage the physical, local disk space.  In my case, my logical volume was too small to accommodate the vmdk expansion and so I had to grow my […]