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primer:virtual_slot [2018/06/14 00:35] Scott Cunliffeprimer:virtual_slot [2018/06/14 01:16] (current) – removed Scott Cunliffe
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-====== Virtual Slot ====== 
- 
-The **Virtual Slot** allocation is a number of the slot based on sequential numbering of all slots from the zones allocated to a repository. 
- 
-For this example we will use three LTO storage racks.  Each of these racks with: 
-  * a capacity of 100 tapes  
-  * 10 storage shelves. 
-  * 10 slots per shelf. 
-These racks will be assigned names of Rack_01, Rack_02 and Rack_03 
- 
----- 
- 
-If these three racks are completely assigned to one repository, there will be 300 virtual slots available for volume allocation.   
-  * Slot 1 would be the first slot in Rack_01 
-  * Slot 100 would be the last slot in Rack_01 
-  * Slot 101 would be the first slot in Rack_02 
-  * Slot 201 would be the first slot in Rack_03 
-  * Slot 300 would be the last slot in Rack_03 
- 
-Assigning volumes to slots  
-  * volume 000001L5 to slot 1 
-  * volume 000002L5 to slot 100 
-  * volume 000003L5 to slot 101 
-  * volume 000004L5 to slot 201 
-  * volume 000005L5 to slot 300 
- 
- 
-Virtual slotting 
-{{primer:primer_virtual_slot.png}} 
- 
-Physical slotting 
-{{primer:primer_physical_slot.png}} 
- 
----- 
- 
-If the first 50 slots in storage rack 1 were assigned to customer AAAA, and the rest of the racking, 250 slots, assigned to customer BBBB. 
-For Customer AAAA 
-  * Slot 1 would be the first slot in Rack_01 
-  * Slot 50 would be the 50th slot in Rack_01 
-For Customer BBBB 
-  * Slot 1 would be the 51st slot in Rack_01 
-  * Slot 50 would be the 100th slot in Rack_01 
-  * Slot 51 would be the 1st slot in Rack_02 
-  * Slot 151 would be the 1st slot in Rack_03 
-  * Slot 250 would be the 100th slot in Rack_03 
- 
- 
-====== Physical Slot ====== 
- 
-The **Physical Slot** allocation is a slot number showing the physical location of a slot in the storage rack that remains unaltered regardless of which repository or customer it is allocated to. 
- 
-For this example we will use three LTO storage racks, each with a capacity of 100 tapes over 10 shelves. 
- 
----- 
- 
-If these three racks are completely assigned to one repository, there will be 300 virtual slots available for volume allocation.   
-  * Slot 1 would be storage rack 1, shelf 1, slot 1 
-  * Slot 100 would be storage rack 1, shelf 10, slot 10 
-  * Slot 101 would be storage rack 2, shelf 1 
-  * Slot 201 would be the first slot in storage rack 3 
-  * Slot 300 would be the last slot in storage rack 3 
- 
  
primer/virtual_slot.1528936559.txt.gz · Last modified: 2025/01/21 22:07 (external edit)