An example of how to put a disk into Mountverification:

 	$ ld create/nobackup tempdisk.dsk
 	$ ld connect/log/symbol tempdisk.dsk
 	%LD-I-CONNECTED, Connected $7$LDA7: to $7$DKC0:[LD]TEMPDISK.DSK;1
 	$ init/nohigh/system lda7: test
 	$ mount lda7: test
 	%MOUNT-I-MOUNTED, TEST mounted on _$7$LDA7: (UTRI64)
 	$ ld trace lda7:
 	$ ld watch lda7: 1/action=error=%x84/function=code=%x0808
 	$ ld watch lda7: 10/action=error=%x84/function=read
 	$ ld watch lda7: 10/action=opcom/function=read
 	$ ld show/watch lda7:
 	Index LBN     Action     Function         Error return code
 	--------------------------------------------------------------------
 	 1           Error     PACKACK|INHERLOG     0084 (DEVOFFLINE)
 	 2       10  Opcom     READPBLK
 	 3       10  Error     READPBLK             0084 (DEVOFFLINE)
 	$ reply/enable/temp
 	%%%%%%%%%%%  OPCOM  20-DEC-2004 22:24:33.86  %%%%%%%%%%%
 	Operator _UTRI64$VTA3: has been enabled, username VDBURG

 	%%%%%%%%%%%  OPCOM  20-DEC-2004 22:24:33.86  %%%%%%%%%%%
 	Operator status for operator _UTRI64$VTA3:
 	CENTRAL, PRINTER, TAPES, DISKS, DEVICES, CARDS, NETWORK, CLUSTER, SECURITY,
 	LICENSE, OPER1, OPER2, OPER3, OPER4, OPER5, OPER6, OPER7, OPER8, OPER9, OPER10,
 	OPER11, OPER12

 	$ spawn/nowait/input=nl: dump lda7:/block=(start=10,count=1)
 	%DCL-S-SPAWNED, process VDBURG_121 spawned
 	$ inquire dummy "Press return to continue
 	Press return to continue:
 	%%%%%%%%%%%  OPCOM  20-DEC-2004 22:24:33.90  %%%%%%%%%%%
 	Device $7$LDA7: (UTRI64) is offline.
 	Mount verification is in progress.

 	Press return to continue:
 	%%%%%%%%%%%  OPCOM  20-DEC-2004 22:24:33.90  %%%%%%%%%%%
 	Message from user VDBURG on UTRI64
 	***** LDdriver detected LBN watchpoint access *****
 	PID:      5F000428
 	Image:    DCL
 	Device:   $7$LDA7: (UTRI64)
 	Function: 000C
 	LBN:      10

 	Press return to continue:

 	$ ld nowatch lda7:
 	$ ld show/trace lda7:
 	         I/O trace for device $7$LDA7:
 	    20-DEC-2004 22:24:4.66 on node UTRI64::

 	Start Time  Elaps   Pid        Lbn     Bytes  Iosb    Function
 	-------------------------------------------------------------
 	22:24:33.90 00.00 5F000428         10    512 DEVOFFLINE READPBLK
 	22:24:33.90 00.00 00000000          0      0 DEVOFFLINE PACKACK|INHERLOG
 	22:24:34.29 00.00 00000000          0      0 DEVOFFLINE PACKACK|INHERLOG
 	22:24:35.29 00.00 00000000          0      0 DEVOFFLINE PACKACK|INHERLOG
 	22:24:36.29 00.00 00000000          0      0 DEVOFFLINE PACKACK|INHERLOG
 	22:24:37.29 00.00 00000000          0      0 DEVOFFLINE PACKACK|INHERLOG
 	22:24:38.29 00.00 00000000          0      0 DEVOFFLINE PACKACK|INHERLOG
 	22:24:39.29 00.00 00000000          0      0 DEVOFFLINE PACKACK|INHERLOG
 	22:24:40.29 00.00 00000000          0      0 DEVOFFLINE PACKACK|INHERLOG
 	$ reply/disable
 	%%%%%%%%%%%  OPCOM  20-DEC-204 22:24:40.68  %%%%%%%%%%%
 	Operator _UTRI64$VTA3: has been disabled, username VDBURG

 	$ wait 0:0:1

 	Dump of device LDA7: on 20-DEC-2004 22:24:33.90

 	Logical block number 10 (0000000A), 512 (0200) bytes

 	 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ................................ 000000
 	 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ................................ 000020
 	 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ................................ 000040
 	 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ................................ 000060
 	 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ................................ 000080
 	 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ................................ 0000A0
 	 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ................................ 0000C0
 	 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ................................ 0000E0
 	 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ................................ 000100
 	 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ................................ 000120
 	 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ................................ 000140
 	 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ................................ 000160
 	 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ................................ 000180
 	 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ................................ 0001A0
 	 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ................................ 0001C0
 	 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ................................ 0001E0
 	$ dism lda7:
 	$ ld disc lda7:
 	$ delete/nolog/noconf tempdisk.dsk;