filesystem

We’re all familiar with live booting Linux distributions.

As promised in one of my previous posts about dual-primary DRBD and OCFS2, I’ve compiled a step-by-step guide for Fedora.

The guide to redundant cloud hosting that I wrote recently will need some adjustments as I’ve fallen hard for the performance and reliability of DRBD and OCFS2.

NOTE: This post is out of date and is relevant only for GlusterFS 2.

I found a server last week that was having severe issues with disk I/O to the point where most operations were taking many minutes to complete.

Just in case some of you out there enjoy nomenclature and theory behind Linux filesystems, here’s some things to keep in mind.

If your system abruptly loses power, or if a RAID card is beginning to fail, you might see an ominous message like this within your logs: