drhigh's blog

In the article High Availability with Open Source, Josh Kuo looks at three of the popular Open Source projects to implement High Availability redundancy (failover): Heartbeat, keepalived, and CARP. The article talks about where each of these three excels and some implementation ideas. Josh also mentions the DRBD utility to sync two remote filesystems to aid in an advanced High Availability setup.

Josh Kuo's article Seagate's Full Disk Encryption (FDE) hard drive talks about the pros and cons of using the new Momentus FDE notebook drives from Seagate. They feature hardware encryption of the entire drive, so it is an excellent security mechanism to prevent data loss in the event that the laptop itself is stolen. However, what about the inevitable lost passwords?

High Mobley's article Open Source Network Monitoring at SCALE 5x he talks about the three big Open Source networking monitoring systems who had booths at last month's Southern California Linux Expo - Zenoss, OpenNMS, and GroundWork. The article gives an overview of each project and it's associated company's business model, as well as a short run down of a few of the interesting features of each project.

Josh Kuo's article Linux File System Security Options outlines various software-based methods to encrypt your Linux filesystems. He addresses loop-AES, FUSE, eCryptfs, steganographic filesystems, sshfs, and ReiserFSv4.

Josh Kuo's article Beef Up Your Wireless Router talks about the OpenWRT embedded Linux distro for the the Linksys WRT series wireless routers (and more). The article lays out some of the amazing things you can do with your Linux-enabled wireless router such as using it as a VoIP gateway, a wireless hotspot, or even an encrypted layer 2 tunnel endpoint for remote troubleshooting.

Josh Kuo's article about Vim describes a new time-shifting feature to make your editing life easier.