1) Überprüfen mit ESEUTIL /MH – Datenbank integrität
F:\ExchangeData\Priv2012>eseutil /MH "Mailbox Database 2.edb" Extensible Storage Engine Utilities for Microsoft(R) Exchange Server Version 14.02 Copyright (C) Microsoft Corporation. All Rights Reserved. Initiating FILE DUMP mode... Database: Mailbox Database 2.edb DATABASE HEADER: Checksum Information: Expected Checksum: 0x0b8404d4 Actual Checksum: 0x0b8404d4 Fields: File Type: Database Checksum: 0xb8404d4 Format ulMagic: 0x89abcdef Engine ulMagic: 0x89abcdef Format ulVersion: 0x620,17 Engine ulVersion: 0x620,17 Created ulVersion: 0x620,17 DB Signature: Create time:01/27/2012 04:00:51 Rand:2319548 Computer: cbDbPage: 32768 dbtime: 43394155 (0x296246b) State: Clean Shutdown Log Required: 0-0 (0x0-0x0) Log Committed: 0-0 (0x0-0x0) Log Recovering: 0 (0x0) GenMax Creation: 00/00/1900 00:00:00 Shadowed: Yes Last Objid: 8712 Scrub Dbtime: 0 (0x0) Scrub Date: 00/00/1900 00:00:00 Repair Count: 0 Repair Date: 00/00/1900 00:00:00 Old Repair Count: 0 Last Consistent: (0x7B81,285,35) 10/18/2012 22:18:35 Last Attach: (0x52F3,9,86) 07/26/2012 23:41:40 Last Detach: (0x7B81,285,35) 10/18/2012 22:18:35 Dbid: 1 Log Signature: Create time:01/27/2012 04:00:51 Rand:2343915 Computer: OS Version: (6.1.7601 SP 1 NLS ffffffff.ffffffff) Previous Full Backup: Log Gen: 27194-27197 (0x6a3a-0x6a3d) - OSSnapshot Mark: (0x6A3E,8,16) Mark: 10/18/2012 08:41:43 Previous Incremental Backup: Log Gen: 0-0 (0x0-0x0) Mark: (0x0,0,0) Mark: 00/00/1900 00:00:00 Previous Copy Backup: Log Gen: 0-0 (0x0-0x0) Mark: (0x0,0,0) Mark: 00/00/1900 00:00:00 Previous Differential Backup: Log Gen: 0-0 (0x0-0x0) Mark: (0x0,0,0) Mark: 00/00/1900 00:00:00 Current Full Backup: Log Gen: 0-0 (0x0-0x0) Mark: (0x0,0,0) Mark: 00/00/1900 00:00:00 Current Shadow copy backup: Log Gen: 0-0 (0x0-0x0) Mark: (0x0,0,0) Mark: 00/00/1900 00:00:00 cpgUpgrade55Format: 0 cpgUpgradeFreePages: 0 cpgUpgradeSpaceMapPages: 0 ECC Fix Success Count: none Old ECC Fix Success Count: none ECC Fix Error Count: none Old ECC Fix Error Count: none Bad Checksum Error Count: none Old bad Checksum Error Count: none Last checksum finish Date: 00/00/1900 00:00:00 Current checksum start Date: 00/00/1900 00:00:00 Current checksum page: 0 Operation completed successfully in 0.78 seconds.
2) Überprüfen mit ESEUTIL /K – Checksummen prüfen
F:\ExchangeData\Mailbox\V14>eseutil /k "Mailbox Database 0201847403.edb"
Extensible Storage Engine Utilities for Microsoft(R) Exchange Server
Version 14.02 Copyright (C) Microsoft Corporation. All Rights Reserved.
Initiating CHECKSUM mode...
Database: Mailbox Database 0201847403.edb
Temp. Database: TEMPCHKSUM13292.EDB
File: Mailbox Database 0201847403.edb
Checksum Status (% complete)
0 10 20 30 40 50 60 70 80 90 100
|----|----|----|----|----|----|----|----|----|----|
.............................................ERROR: page 13403094 checksum failed......
14656162 pages seen 1 bad checksums 0 correctable checksums 34414 uninitialized pages 0 wrong page numbers
0x9419d99e highest dbtime (pgno 0x159) 7328081 reads performed 458005 MB read 1457 seconds taken 314 MB/second
1492032627 milliseconds used 203 milliseconds per read 3391 milliseconds for the slowest read 0 milliseconds
for the fastest read Operation terminated with error -1206
(JET_errDatabaseCorrupted, Non database fi le or corrupted db) after 1457.406 seconds.
3) Defragmentieren mit ESEUTIL /d
So wird die DB kleiner und falls der Fehler im „free space“ liegt, wird der Fehler automatisch behoben.
D:\ExchangeData\Mailbox\V14>eseutil /d "Mailbox Database 0201847403.edb"
Extensible Storage Engine Utilities for Microsoft(R) Exchange Server
Version 14.02 Copyright (C) Microsoft Corporation. All Rights Reserved.
Initiating DEFRAGMENTATION mode...
Database: Mailbox Database 0201847403.edb
Defragmentation Status (% complete)
0 10 20 30 40 50 60 70 80 90 100
|----|----|----|----|----|----|----|----|----|----| .
