Jancipra,
The disks are controlled as shown on page 261 here, which you can see below.
Split mode — One controller has access to the first 12 drives and the second controller has access to the last 12 drives. The drives connected to the first controller are numbered 0-11 while the drives connected to the second controller are numbered 12-23.
Split mode 4:20 — One controller has access to the first 4 drives and the second controller has access to the last 20 drives. The drives connected to the first controller are numbered 0-3 while the drives connected to the second controller are numbered 4-23.
Split mode 8:16 — One controller has access to the first 8 drives and the second controller has access to the last 16 drives. The drives connected to the first controller are numbered 0-7 while the drives connected to the second controller are numbered 8-23.
Split mode 16:8 — One controller has access to the first 16 drives and the second controller has access to the last 8 drives. The drives connected to the first controller are numbered 0-15 while the drives connected to the second controller are numbered 16-23.
Split mode 20:4 — One controller has access to the first 20 drives and the second controller has access to the last 4 drives. The drives connected to the first controller are numbered 0-19 while the drives connected to the second controller are numbered 20-23.
Let me know if this answers your question, or if you have any other questions or concerns.
Chris Hawk
Social Media and Communities Professional
Dell Technologies | Enterprise Support Services
#Iwork4Dell
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