TS7760 Storage Expansion Frame Configurations with 8 TB DDMs
The following table displays the total achievable capacity for a certain number of 3956-XSA drawers with 8 TB DDMs attached to a
3956-CSA Controller(s).
| TS7760 Cache configuration for base frame | Cache units‡ in eachTS7760 Storage Expansion Frame cache controller (3956-CSA) plus optional cache drawers (3956-XSA) | First TS7760 Storage Expansion Frame | Second TS7760 Storage Expansion Frame | ||
|---|---|---|---|---|---|
| Total cache units (including TS7760 Base Frame) | Available capacity | Total cache units (including TS7760 Base Frame) | Available capacity | ||
| 1 TS7760 Cache Controller (3956-CSA)9 TS7760 Cache Drawers (3956-XSA) | 1 (controller only) | 11 | 679.67 TB(618.16 TiB) | 26 | 1606.99 TB (1461.55 TiB) |
| 2 | 12 | 741.51 TB (674.40 TiB) | 27 | 1668.83 TB (1517.80 TiB) | |
| 3 | 13 | 803.35 TB (730.64 TiB) | 28 | 1730.68 TB (1574.04 TiB) | |
| 4 | 14 | 865.19 TB (786.89 TiB) | 29 | 1792.52 TB (1630.28 TiB) | |
| 5 | 15 | 927.03 TB (843.13 TiB) | 30 | 1854.36 TB (1686.53 TiB) | |
| 6 | 16 | 988.87 TB (899.38 TiB) | 31 | 1916.20 TB (1742.77 TiB) | |
| 7 | 17 | 1050.72 TB (955.62 TiB) | 32 | 1978.04 TB (1799.02 TiB) | |
| 8 | 18 | 1112.56 TB (1011.86 TiB) | 33 | 2039.88 TB (1855.26 TiB) | |
| 9 | 19 | 1174.40 TB (1068.11 TiB) | 34 | 2101.72 TB (1911.50 TiB) | |
| 10 | 20 | 1236.24 TB (1124.35 TiB) | 35 | 2163.56 TB (1967.75 TiB) | |
| 11 | 21 | 1298.08 TB (1180.60 TiB) | 36 | 2225.40 TB (2023.99 TiB) | |
| 12 | 22 | 1359.92 TB (1236.84 TiB) | 37 | 2287.24 TB (2080.24 TiB) | |
| 13 | 23 | 1421.76 TB (1293.08 TiB) | 38 | 2349.08 TB (2136.48 TiB) | |
| 14 | 24 | 1483.60 TB (1349.33 TiB) | 39 | 2410.93 TB (2192.72 TiB) | |
| 15 | 25 | 1545.44 TB (1405.57 TiB) | 40 | 2472.77 TB (2248.97 TiB) | |
| ‡The term "Total cache units" refers to the combination of cache controllers and cache drawers. | |||||
A new TS7760 Storage Expansion Frame can be added to a TS7760 Base Frame fully configured with a 3956-CSA cache controller and nine 3956-XSA cache drawers by using FC 7334, TS7760 Encryption Capable Expansion Frame (VEC section below) as a miscellaneous equipment specification (MES).
Refer to the topic Upgrades specific to the TS7760 in the Related information section for MES details and requirements.