VM更换完rootdisk导致系统无法启动

neusoftsun

screen not found.\r\nCan\'t open input device.\r\nKeyboard not present.  Using ttya for input and output.\r\nNetra t 1400/1405 (UltraSPARC-II 440MHz), No Keyboard\r\nOpenBoot 3.29, 2048 MB memory installed, Serial #51546842.\r\nEthernet address 0:3:ba:12:8a:da, Host ID: 83128ada.\r\n\r\n\r\n\r\nInitializing Memory \r\nRebooting with command: boot\r\nBoot device: disk  File and args: \r\nSunOS Release 5.8 Version Generic_108528-19 64-bit\r\nCopyright 1983-2001 Sun Microsystems, Inc.  All rights reserved.\r\nWARNING: forceload of drv/scsi failed\r\nShort read.  0x2000 chars read\r\n/pci@1f,4000/pci@2/SUNW,isptwo@4 (isp0):\r\n        initiator SCSI ID now 6\r\n/pci@1f,4000/pci@4/SUNW,isptwo@4 (isp1):\r\n        initiator SCSI ID now 6\r\nNOTICE: vxvm:vxio: Cannot open disk ROOTDISK: kernel error 6Cannot mount root on /pseudo/vxio@0:0 fstype ufs\r\n\r\n\r\npanic[cpu2]/thread=10408000: vfs_mountroot: cannot mount root\r\n\r\n0000000010407970 genunix:vfs_mountroot+70 (10436000, 0, 0, 10410970, 10, 14)\r\n  %l0-3: 0000000010436000 0000000010439670 000000007f000000 00000000104361e0\r\n  %l4-7: 0000000000000000 0000000010413708 00000000000bb369 0000000000001369\r\n0000000010407a20 genunix:main+94 (104101b8, 2000, 10407ec0, 10408030, fff2, 10050e9c)\r\n  %l0-3: 0000000000000001 0000000000000001 0000000000000015 0000000000000eec\r\n  %l4-7: 0000000010428f90 00000000104620a8 00000000000d2508 0000000000000508\r\n\r\nskipping system dump - no dump device configured\r\nrebooting...\r\nResetting ...

wd302

你是怎么更换root disk的，把你操作的步骤写下。