Netapp Properties:
Model: E5400 (E5400A-12GB-R6) 2 controller, 8 FC port(8 Gbit) 17 800GB SSD disk(16 data, 1 spare) Aggrigate raid level: 5 Luns(2 Luns created, owner of N:\ is controller B and owner of L:\ is controller A) segment size: 8 KB Dynamic cache read prefetch: Disabled
Host properties:
Windows server 2012 standart CPU: Intel Xeon E7-4870 @ 2.40 Ghz RAM: 1 TB 8 FC port(8 Gbit and connected all of them to storage)
SQLIO Properties:
content of paramssd.txt: N:\testfile.dat 1 0x0 2000 L:\testfile.dat 1 0x0 2000 Commands: Seuqential read: sqlio -kR -s90 -fsequential -o50 -b128 -LS -FparamSsd.txt Seuqential write: sqlio -kW -s90 -fsequential -o50 -b128 -LS -FparamSsd.txt Random read: sqlio -kR -s90 -frandom -o20 -b8 -LS -FparamSsd.txt Random write: sqlio -kW -s90 -frandom -o25 -b8 -LS -FparamSsd.txt
Results:
Seuqential read: sqlio -kR -s30 -fsequential -o50 -b128 -LS -FparamSsd.txt CUMULATIVE DATA: throughput metrics: IOs/sec: 49437.68 MBs/sec: 6179.71 latency metrics: Min_Latency(ms): 0 Avg_Latency(ms): 1 Max_Latency(ms): 5Seuqential write: sqlio -kW -s90 -fsequential -o50 -b128 -LS -FparamSsd.txt CUMULATIVE DATA: throughput metrics: IOs/sec: 28860.01 MBs/sec: 3607.50 latency metrics: Min_Latency(ms): 0 Avg_Latency(ms): 2 Max_Latency(ms): 177
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Ali YAZICI is a Senior IT Infrastructure Manager with 15+ years of enterprise experience. While a recognized expert in datacenter architecture, multi-cloud environments, storage, and advanced data protection and Commvault automation , his current focus is on next-generation datacenter technologies, including NVIDIA GPU architecture, high-performance server virtualization, and implementing AI-driven tools. He shares his practical, hands-on experience and combination of his personal field notes and “Expert-Driven AI.” he use AI tools as an assistant to structure drafts, which he then heavily edit, fact-check, and infuse with my own practical experience, original screenshots , and “in-the-trenches” insights that only a human expert can provide.
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