| Event Id | 700 |
| Source | NTDS ISAM |
| Description | NTDS (284) Online defragmentation is beginning a full pass on database C:\WINNT\NTDS\ntds.dit. |
| Event Information | This informational message says that an online defragmentation has been done on active directory database. With online defragmentation, database pages are effectively rearranged within the data file, but no space is released back into the file system. Online defragmentation is performed automatically by ESE at regular intervals following the garbage collection process. Fore more information about defragmentation click on the link given below. |
| Reference Links | Defragmentation of the Active Directory Database "Directory Services cannot start" error message when you start your Windows-based or SBS-based domain controller |
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