Archive for the ‘Linux’ Category

VMware Web Service Not Available

Friday, September 26th, 2008 Posted in Linux, VMware | No Comments »

After upgrading to VMware Server 2, I have sporadically received an error message stating "vmware ServiceNotAvailableException: Web service not available". There isn't much information on the cause of this error, but I found disabling IPv6 resolved it for me.

Hot Adding a SCSI Device

Friday, July 11th, 2008 Posted in Linux, RAID | No Comments »

When hot adding a SCSI device, such as a hard drive, you might have noticed that it doesn't show in /dev. You can either reboot, which defeats the purpose of hot adding the device, or notify Linux to rescan the ...

Patching Postfix for mySQL and Quotas

Sunday, April 20th, 2008 Posted in Linux, Postfix | No Comments »

If you are hosting email for more than one domain you might want to look into virtual hosting. With virtual hosting most choose to use database vs files to store the mailbox information. Not only does this allow a more ...

SMF and MediaWiki Bridge

Tuesday, February 12th, 2008 Posted in Linux, PHP | 5 Comments »

After testing out both bridges currently available for SMF and MediaWiki I decided to write my own. Let me first go through what I liked and didn't like about the existing bridges.

Patching Apache’s Suexec Module Improved

Saturday, January 5th, 2008 Posted in Apache, Linux | No Comments »

This tutorial improves on my last tutorial Patching Apache's Suexec Module by adding in alternate docroots and a trusted uid/gid to check when the uid/gid mismatch. This is an added security measure over just ignoring the uid/gid check or using ...

Useful Mdadm Commands

Sunday, December 16th, 2007 Posted in Linux, RAID | No Comments »

Below is a collection of commands for mdadm that I have found useful. Use these at your own risk.

RAID Explained

Sunday, December 16th, 2007 Posted in Linux, RAID | No Comments »

RAID, which stands for "redundant array of independent" disks provides a way to group disks into one volume and/or provide fault tolerance. There are three way to implement RAID: hardware, a combination of hardware/software, and software only.