Enclosure 24x15mm and proposed Current 2U Enclosure, 24 x 15mm bays – HDD or SSD 2 SAS expanders – 32 lanes each 4 lanes upstream to host 4 lanes downstream for expansion 24 lanes for bays PCIe Host x8 PCIe x8 384 GB SAS SAS Expander HBA New SAS 12Gbps 16 x 15mm + 16 x 7mm bays 2 SAS expanders – 40 lanes each 4 lanes upstream to host 4 lanes downstream for expansion 32 lanes for bays 2 RAID Groups for SSD, 2 for HDD 1 SSD Volume on path A 1 SSD Volume on path B
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