3.1
3.2
3.2.1
RAID level ...................................................................................................................................... 3-26
3.2.2
Drive configuration ..................................................................................................................... 3-26
3.2.3
Spare drive policy ........................................................................................................................ 3-26
3.3
RAID level characteristics ................................................................................................................... 3-26
3.3.1
3.4
4
Capacity planning........................................................................................................................................ 4-30
4.1
4.2
4.3
4.4
4.5
5
PS Series array concepts ............................................................................................................................ 5-36
5.1
Groups and pools ................................................................................................................................ 5-36
5.1.1
Pools .............................................................................................................................................. 5-36
5.2
Volumes ................................................................................................................................................ 5-38
5.2.1
Volume attributes ........................................................................................................................ 5-38
5.2.2
Volume features .......................................................................................................................... 5-39
5.3
Snapshots and clones ......................................................................................................................... 5-39
5.3.1
Clones ........................................................................................................................................... 5-40
5.4
Thin provisioning ................................................................................................................................. 5-40
5.4.1
6
Array firmware features .............................................................................................................................. 6-42
6.1
Replication ............................................................................................................................................ 6-42
6.1.1
Replication limits ......................................................................................................................... 6-42
6.1.2
Replication paths ......................................................................................................................... 6-43
6.1.3
Replication process ..................................................................................................................... 6-44
6.1.4
Fast failback .................................................................................................................................. 6-46
6.1.5
6.1.6
6.1.7
6.1.8
Clustering ...................................................................................................................................... 6-49
March 2013
Dell EqualLogic Configuration Guide v14.1
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