Database Fragmentation
Ø Defragmentation is moving data to fill database pages
more efficiently
Ø Two ways to defragment
Ø Online defragmentation
Ø Runs as part of garbage collection
Ø Does not shrink database file
Ø Offline defragmentation
Ø Run Ntdsutil.exe
Ø Shrinks database file
Ø DC has to be taken offline
Ø Only recommended after converting GC server DC to normal DC