Determining the True Amount of Space in an Exchange Database


Database Space Tree Dump (Eseutil /ms)


If you want a more in-depth look at the space used in the database, a space dump using Exchange Server Database Utilities (Eseutil) is necessary. Note that the following example is truncated for brevity:

C:\Program Files\Exchsrvr\MDBDATA>..\bin\eseutil /ms priv1.edb

Microsoft(R) Exchange Server Database Utilities

Version 6.5

Copyright (C) Microsoft Corporation. All Rights Reserved.

Initiating FILE DUMP mode…

Database: priv1.edb

****************************** SLV SPACE DUMP *************************

Chunk          Free Res Del Com  |———— Used ————|

=======================================================================

512             110   0   0 402  *************************

1024              0 512   0   0  ********************************

1536            512   0   0   0

2048            512   0   0   0

2560            512   0   0   0

3072            512   0   0   0

3584            512   0   0   0

4096            512   0   0   0

4608            118   0   0 394  ************************

5120              0   0   0 512  ********************************

5632              0   0   0 512  ********************************

6144              0   0   0 512  ********************************

6656              0   0   0 512  ********************************

7168              0   0   0 512  ********************************

7680              0   0   0 512  ********************************

8192            238   0   0 274  *****************

=======================================================================

TOTALS:

Free:         3538

Reserved:          512

Deleted:            0

Committed:         4142

Unknown:            0

————-

8192

Ref Url: http://technet.microsoft.com/en-us/library/aa996139%28v=exchg.65%29.aspx

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