Dmdiag Examples

Applies To: Windows Server 2003, Windows Server 2003 R2, Windows Server 2003 with SP1, Windows Server 2003 with SP2

DmDiag Examples

Example 1: Write disk configuration to file

If you want to write disk configuration information to a file named Diskconf.txt, type the following at the command line:

dmdiag -f c:\data\diskconf.txt

Example 2: Display disk configuration

If you want to display disk configuration information in the command window, type the following at the command line:

dmdiag

Sample DmDiag output

---------- Computer Name and OS Version ----------

       Computer name: server2
            NT build: 3675
            CPU Type: x86
      DMDIAG Version: 5.2.3678.0 shp

---------- LDM File Versions ----------

                5.2.3675.0 shp - C:\WINNT\system32\dmadmin.exe
                5.2.3675.0 shp - C:\WINNT\system32\dmconfig.dll
                5.2.3675.0 shp - C:\WINNT\system32\dmdlgs.dll
                5.2.3675.0 shp - C:\WINNT\system32\dmdskmgr.dll
                5.2.3675.0 shp - C:\WINNT\system32\dmdskres.dll
                5.2.3675.0 shp - C:\WINNT\system32\dmintf.dll
                5.2.3675.0 shp - C:\WINNT\system32\dmremote.exe
                5.2.3675.0 shp - C:\WINNT\system32\dmserver.dll
                5.2.3675.0 shp - C:\WINNT\system32\dmutil.dll
                5.2.3675.0 shp - C:\WINNT\system32\dmview.ocx
                5.2.3675.0 shp - C:\WINNT\system32\drivers\dmboot.sys
                5.2.3675.0 shp - C:\WINNT\system32\drivers\dmio.sys
                5.2.3675.0 shp - C:\WINNT\system32\drivers\dmload.sys

---------- Mount Points ----------


---------- Drive Letter Usage, Drive Type ----------

A: = \Device\Floppy0 [Removable]
C: = \Device\HarddiskVolume1 [Fixed]
D: = \Device\HarddiskVolume2 [Fixed]
E: = \Device\CdRom0 [CDRom]

---------- Consolidated LDM Configuration Data ----------

ERROR: scan operation failed:
        A format error was found in the private region of the disk
ERROR: scan operation failed:
        A format error was found in the private region of the disk

---------- \Device\Harddisk0 ----------

\Device\Harddisk0\DP(1)0x7e00-0x7d040000+1 (Device)
\Device\Harddisk0\DP(2)0x7d047e00-0x845f1c00+2 (Device)
\Device\Harddisk0\DR0            (Device)
\Device\Harddisk0\Partition0     (SymbolicLink) -> \Device\Harddisk0\DR0
\Device\Harddisk0\Partition1     (SymbolicLink) -> \Device\HarddiskVolume1
\Device\Harddisk0\Partition2     (SymbolicLink) -> \Device\HarddiskVolume2

---------- Partition Table Info Disk 0 ----------


             525 Cylinders
             255 Tracks/Cylinder
              63 Sectors/Track
             512 Bytes/Sector
              12 MediaType
       8,434,125 Sectors (total)
   4,318,272,000 Bytes (total)
       4,217,063 KB
           4,118 MB
             4.0 GB

               0 StartingOffset
   4,321,787,904 PartitionLength
               0 HiddenSectors
               0 PartitionNumber
               0 PartitionType
               0 BootIndicator
               0 RecognizedPartition
               0 RewritePartition

             MBR PartitionStyle
               4 PartitionCount
        da0dda0d Signature

        Starting        Partition     Hidden       Total  Partition    Partition
       Boot Recognized    Rewrite
  Offset (bytes)   Length (bytes)    Sectors     Sectors     Number   Type (HEX)
  Indicator  Partition  Partition

          32,256    2,097,414,144         63   4,096,512          0         0x07
          1          1          0
   2,097,446,400    2,220,825,600  4,096,575   4,337,550          1         0x07
          0          1          0
               0                0          0           0          2         0x00
          0          0          0
               0                0          0           0          3         0x00
          0          0          0

   4,318,272,000 Bytes ( 8434125 sectors) Geometric size
   4,321,787,904 Bytes ( 8440992 sectors) True size (measured)
   4,321,787,904 Bytes ( 8440992 sectors) Reported size (Partition0)
               0 Bytes (       0 sectors) missing/wasted

---------- DMIO Kernel List ----------

Basic-info: version=21 maxspecio=512 maxio=512 maxkio=2048
Ktrans-state: dg=0.0 pendtid=0.0 state=UNKNOWN
# Kmem-regions:
id 0: (size=100)
id 1: (size=0)
# Disks: (cnt: 1)
Disk Harddisk0: dm= dgiid=0.0 darid=0.1026 dmrid=0.0
  kflag=()
  sflag=()
  vflag=(autoconfig|offline)
  publen=9223372036854775807 privlen=9223372036854775807 maxiosize=64
  type=ntdisk info=
# Devices: (cnt: 0)
# Groups: (cnt: 1)
Group NULLDG: iid=0.0 id=
  diskset=00000000-0000-0000-0000-000000000000
  configtid=0.0 logsize=0
  kflag=()
  vflag=(created|notempdb|noautoreimport|secondary)
# Group-Objects: (cnt: 0)
# End-group: NULLDG

---------- LDM Disk Header Harddisk0 ----------

ERROR: scan operation failed:
        A format error was found in the private region of the disk

---------- LDM Disk Config Harddisk0 ----------

ERROR: scan operation failed:
        A format error was found in the private region of the disk

---------- LDM Disk KLOG Harddisk0 ----------

ERROR: scan operation failed:
        A format error was found in the private region of the disk

---------- DMAdmin Simple Query ----------

dmdiag: ERROR: No disk groups loaded

---------- DMAdmin Verbose Query ----------

dmdiag: ERROR: No disk groups loaded

Note

  • If you want to see your output one screen at a time, type the following at the command line:

    dmdiag |more

See Also

Concepts

Dmdiag Overview
Dmdiag Syntax
Alphabetical List of Tools
Topchk.cmd
Rsdir Overview
Rsdiag Overview
Iologsum Overview
Health_chk Overview
Ftonline Overview
Filever Overview
Efsinfo Overview
Dskprobe Overview
Diruse Overview
Dfsutil Overview
Connstat Overview
Cabarc Overview
Bitsadmin Overview