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computing:storage:shared_storage [2012/09/11 12:30] gcooper |
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- | ====== Shared Storage System ====== | ||
- | [[projects: | ||
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- | [[computing: | ||
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- | [[computing: | ||
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- | [[computing: | ||
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- | http:// | ||
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- | http:// | ||
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- | http:// | ||
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- | http:// | ||
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- | ===== Least Cost 2U Storage Server Configuration ===== | ||
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- | ^Item ^Price | ||
- | |2U SYS-6027R-TRF Server | ||
- | |2x Xeon E5-2609 2.4GHz CPUs | | ||
- | |8x 8GB (64GB) 1600 RDIMM | | ||
- | |LSI 9207-8i SAS2 Controller | | ||
- | |2x 32GB SSD (System Drive) | ||
- | |20GB Intel 311 SSD (ZIL) | | ||
- | |100GB Intel 710 SSD (L2ARC) | | ||
- | |6x 2TB 7200 SAS Drives | ||
- | |2-Port 10GbE NIC | | ||
- | | | | ||
- | | | $4, | ||
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- | ===== Sample 4U Storage Server Configuration ===== | ||
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- | ^Item ^Price | ||
- | |4U Storage Server | ||
- | |2x Xeon E5-2609 CPUs @ $300 | | ||
- | |8x 8GB (64GB) 1600 RDIMM | | ||
- | |2x 2.5" Drive Tray | 40.00|system drives | ||
- | |BBU | ||
- | |2x 32GB SSD (System Drive) | ||
- | |20GB Intel 311 SSD (ZIL) | | ||
- | |100GB Intel 710 SSD (L2ARC) | | ||
- | |6x 3TB 7200 SAS Drives | ||
- | |6x 600GB 15K SAS Drives | ||
- | |2-Port 10GbE NIC | | ||
- | | | | ||
- | | | $8, | ||
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- | ===== Head Unit ===== | ||
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- | * Use this head unit with a JBOD for disk drives | ||
- | |||
- | ==== 1U ==== | ||
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- | http:// | ||
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- | Supermicro SYS-1026T-6RFT+ - $1,501.17 | ||
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- | * 1U | ||
- | * 2x Socket LGA1366 | ||
- | * 8x 2.5" Drive Bays | ||
- | * LSI 2108 Storage Controller | ||
- | * 2x I-PASS Connectors | ||
- | * 2x GbE | ||
- | * 2x 10GbE (SFP+) | ||
- | * 700W Redundant Power Supply | ||
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- | ===== Storage Servers ===== | ||
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- | * These servers can serve as head units plus have many hot-swap drive bays | ||
- | * These all need 10GbE NICs | ||
- | * These servers do not have dual SAS repeaters | ||
- | * The backplane must have dual SAS repeaters for HA | ||
- | * These servers come with AOC-SAS2LP-H8iR RAID controllers | ||
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- | 2U - $1,832.75: | ||
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- | * 12x 3.5" SAS/SATA Drive Bays | ||
- | * 920W Redundant Power Supplies | ||
- | * http:// | ||
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- | 3U - $1,935.35: | ||
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- | * 16x 3.5" SAS/SATA Drive Bays | ||
- | * 920W Redundant Power Supplies | ||
- | * http:// | ||
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- | 4U - $2,079.17: | ||
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- | * 24x 3.5" SAS/SATA Drive Bays | ||
- | * 920W Redundant Power Supplies | ||
- | * 2x 2.5" OS Drive Tray (MCP-220-84606-0N) | ||
- | * http:// | ||
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- | ===== Processors ===== | ||
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- | ==== AMD ==== | ||
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- | === Socket G34 === | ||
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- | http:// | ||
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- | http:// | ||
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- | ==== Intel ==== | ||
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- | === Socket LGA 1366 === | ||
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- | http:// | ||
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- | === Socket LGA 2011 === | ||
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- | http:// | ||
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- | ===== RAM ===== | ||
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- | ==== 1600 ==== | ||
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- | http:// | ||
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- | - Samsung 8GB M393B1K70DH0-CK0 - $61.28 | ||
- | - Dual Rank | ||
- | - HCL listed | ||
- | - 32GB RAM - $61.28 x 4 = $245.12 | ||
- | - 64GB RAM - $61.28 x 8 = $490.24 | ||
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- | ==== 1333 ==== | ||
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- | http:// | ||
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- | * Hynix DDR3-1333 8GB ECC/REG Original Server Memory - $68.50 | ||
- | * 48GB RAM - $68.50 x 6 = $411 | ||
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- | ===== BBU ===== | ||
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- | * Supermicro BTR-0018L-0000-LSI - $175.10 - in stock | ||
- | * Supermicro BTR-0018L-KIT LSI iBBU07 extension kit - $51.50 | ||
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- | ===== Read Cache (L2ARC) ===== | ||
- | |||
- | * L2ARC - Adaptive Replacement Cache | ||
- | * One or more inexpensive MLC SSD - Not mirrored | ||
- | * Add RAM before implementing L2ARC | ||
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- | ===== Write Cache (ZIL) ===== | ||
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- | [[http:// | ||
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- | http:// | ||
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- | http:// | ||
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- | * ZIL - ZFS Intent Log (SLOG) | ||
- | * One or more SSD | ||
- | * Not Mirrored | ||
- | * RAID0 for more performance | ||
- | * Need SSD tuned for writes and long life | ||
- | * SLC may be best, but more expensive | ||
- | * With supercapacitor to guaranty writes are completed | ||
- | * 3rd-gen Intel SLC SSDs should meet this requirement | ||
- | * X25-E (eMLC, supercap) | ||
- | * Vertex 3 Pro | ||
- | * C400? | ||
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- | ===== JBOD Unit ===== | ||
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- | [[http:// | ||
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- | One SAS2 expander: $1,737.47 | ||
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- | http:// | ||
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- | Two SAS2 expanders: $1,994.48 | ||
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- | http:// | ||
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- | ===== Storage Operating System Software ===== | ||
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- | http:// | ||
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- | http:// | ||
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- | ===== ZFS ===== | ||
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- | See **[[computing: |