Sun Storage 7000 Unified Storage System: Configuration and Tuning for NFS Performance
(Doc ID 1213725.1)
Last updated on MAY 24, 2024
Applies to:
Sun Storage 7410 Unified Storage System - Version All Versions and laterOracle ZFS Storage ZS3-4 - Version All Versions and later
Oracle ZFS Storage ZS3-2 - Version All Versions and later
Oracle ZFS Storage ZS3-BA - Version All Versions and later
Oracle ZFS Storage ZS5-2 - Version All Versions and later
7000 Appliance OS (Fishworks)
Goal
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To provide information to assist the user to configure the system for NFS performance
Solution
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In this Document
| Goal |
| Solution |
| The choice of the ZFS pool RAID level |
| Choosing a RAID level: |
| RAID recommendations: |
| Number of disks configured in the ZFS pool(s) |
| Pool/disks recommendations: |
| Provision of Write-optimized SSDs (logzillas) |
| Log SSD vs DRAM: |
| Applications & Protocols that use Synchronous Writes: |
| 'Mirror' or 'Stripe' Log SSDs configuration ? |
| Log SSD recommendations: |
| Provision of Read-optimized SSDs (readzillas) |
| Read SSD recommendations: |
| Matching the ZFS pool blocksize to the client workload I/O size |
| Notes on blocksize and file re-writing: |
| Blocksize recommendations: |
| Size of (DRAM) Memory |
| Memory recommendations: |
| Concurrent server threads recommendation: |
| Number/speed of CPUs |
| Do we have a hardware performance 'bottleneck' ? |
| 1. Buy more (or faster) CPUs when ... |
| 2. Buy/Use more network when ... |
| 3. Buy more DRAM when ... |
| 4. Buy your first Readzilla(s), if you have none to start, when ... |
| 5. Buy MORE Readzillas when ... |
| 6. Buy your first Logzilla(s), if you have none to start, when ... |
| 7. Buy MORE Logzillas when ... |
| 8. Buy more spinning disks when ... |
| References |