
Of course, this happened after a number of configuration changes were made to the server and before any backup took place. The drive started failing during a recent FreeNAS update. Just in time for the holiday break I had to deal with a FreeNAS server that failed to boot due to a defective USB boot drive. This article explains how to rescue a FreeNAS server with failed USB boot media and provides details on how to read files from ZFS volumes. Reference Recovering FreeNAS Configuration from ZFS Boot Drive
