01-27-2010
did you backed up boot sector ?
I do not have SPARC server , but I used Gentoo for a few years and what I can tell you what I learned using Gentoo is : backup root file system then do a fresh installation and then restore your backup image
try this
Home Fileserver: ZFS boot pool recovery
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LEARN ABOUT DEBIAN
idevicebackup2
idevicebackup2(1) General Commands Manual idevicebackup2(1)
NAME
idevicebackup2 - Create or restore backup for iDevices running iOS4+.
SYNOPSIS
idevicebackup2 [OPTIONS] CMD [CMDOPTIONS] DIRECTORY
DESCRIPTION
Create or restore backup from the current or specified directory.
OPTIONS
-u, --uuid UUID
target specific device by its 40-digit device UUID.
-d, --debug
enable communication debugging.
-h, --help
prints usage information.
COMMANDS
backup create backup for the device.
restore
restore last backup to the device.
--system
restore system files, too.
--reboot
reboot the system when done.
--copy
create a copy of backup folder before restoring.
--settings
restore device settings from the backup.
info show details about last completed backup of device.
list list files of last completed backup in CSV format.
unback unpack a completed backup in DIRECTORY/_unback_/.
AUTHORS
Martin Szulecki
Nikias Bassen
SEE ALSO
idevicebackup(1)
idevicebackup2(1)