On 01/09/2013 06:04 PM, aragonx@xxxxxxxxxx wrote: > I calculated we would need 3 racks for the arrays, servers and > switches. We have the space in our datacenter so that won't be an issue. Why 3 racks? in a 42U racks you can have 2 X : 1 X 2U server with 2 X RAID HCA and 1 X 10 Gbit NIC (2 ports) + 4 X 4U 60 HDD JBOD that means 36U .. and with 4 RAID6 on each jbod that with mean : 8 * (60 -8) = 416 unformatted disks ... for 3 TB disk i think you can reach 1 PiB of formatted space .. HTH, Adrian
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