Clear All ZFS Snapshots

If you’ve been running snapshots for a while and have already backed them up, you might occasional need to delete all zfs snapshots for your pool. Typically, you’d do this as part of your backup script, assuming that they have been written correctly. First, to find the used snapshot space, run this command: zfs list …

ZFS Build Checklist

I’ve decided to replace the Windows Home Server Vail server with something capable of handling newer builds of ZFS and the inherent deduploication. Here’s a quick kit list and build diary I’ll try to keep up-to-date as I go along. Kit: Dell Perc6i – this is essentially a port multiplier. I scored it from eBay …

Where’s my Mac BIOS? (How to get into OpenFirmware Easily)

A lot of people these days appear to be under the impression that Macs have a BIOS, which is unfortunate because they actually have something much better – Macs have OpenFirmware. This is true for G4 Mac Minis, PowerBooks, iBooks, iMacs, eMacs, and Dual G5s… I could go on and on. I got most of …