這些錯誤訊息,不知如何解,

用 GHOST 2002 及 2003 去做硬碟對拷(A -> B).結果B碟開機時,出現以下錯誤訊息,無法開機
請問, 以下問題不知要如何處理

系統 : FREEBSD

硬碟 A : IDE 40GB
硬碟 B : SATA 80GB


pmtimer0 on isa0
sc0: <System console> at flags 0x100 on isa0
sc0: VGA <16 virtual consoles , flags=0x300>
vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0
Timecounters tick every 10.000 msec
acd0: CDROM <ASUS CD-S520/A5> at atal-slave PIO4
GEOM: create disk ad4 dp=0xc4538d60
ad4: 76319MB <ST380817AS> [155061/16/63] at ata2-master UDMA133
GEOM: create disk ar0 dp=0xc44485e0
ar0: 76293MB <ATA RAID1 array> [9726/255/63] status:DEGRADED subdisks:
disk0 DOWN on device found for this disk
disk1 READY on ad4 at ata2-master
SMP: AP CPU #1 Launched!
Mounting root from ufs:/dev/ad0sla
setrootbyname failed
ffs_mountroot: can't find rootvp
Root mount failed: 6

Manual root filesystem specification:
<fstype>:<device> Mount <device> using filesystem<fstype>
eg. ufs:da0sla
? list valid disk boot devices
<empty line> Abort manual input

mountroot>

====================================
除了一般 Ghost 的做法,有無其他方式,可以 disk to disk copy
並可以順利開機

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