现在, 暂时配置你的系统从Disk1/wd1启动. 看 Section 16.3.11, “测试启动块” 上有关这个过程的相信说明. 系统现在应该已经启动了，并且所有的文件系统全在RAID设备上. 这个RAID可以在单个组件（一块硬盘）上工作, 然后这个RAID组的功能不完善，因为假的磁盘(wd9)失效了。
代码: 全选
# egrep -i "raid|root" /var/run/dmesg.boot
raid0: RAID Level 1
raid0: Components: component0[**FAILED**] /dev/wd1a
raid0: Total Sectors: 19540864 (9541 MB)
boot device: raid0
root on raid0a dumps on raid0b
root file system type: ffs
# df -h
Filesystem Size Used Avail Capacity Mounted on
/dev/raid0a 8.9G 196M 8.3G 2% /
kernfs 1.0K 1.0K 0B 100% /kern
# swapctl -l
Device 1K-blocks Used Avail Capacity Priority
/dev/raid0b 262592 0 262592 0% 0
# raidctl -s raid0
Components:
component0: failed
/dev/wd1a: optimal
No spares.
component0 status is: failed. Skipping label.
Component label for /dev/wd1a:
Row: 0, Column: 1, Num Rows: 1, Num Columns: 2
Version: 2, Serial Number: 2004082401, Mod Counter: 65
Clean: No, Status: 0
sectPerSU: 128, SUsPerPU: 1, SUsPerRU: 1
Queue size: 100, blocksize: 512, numBlocks: 19540864
RAID Level: 1
Autoconfig: Yes
Root partition: Yes
Last configured as: raid0
Parity status: DIRTY
Reconstruction is 100% complete.
Parity Re-write is 100% complete.
Copyback is 100% complete.