, PostgreSQL SSD HDD .
.
Dr. Tariff (
iOS,
Android) .
PostgreSQL RAID-0 SSD . RAID
mdadm. ( , ) – 512k.
iostat ( sysstat). ssd 95-100%. RAID 90%. htop. , , 30-50%. Python-, 20% . , .
Benchmark
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PostgreSQL RAID
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15% , . . iostat 90%, 100%.
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40% , . , , , 2 .
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20-40%.
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, . 64. Shared_buffers = 2048mb.
10 , . . . htop 100%. 20% Python-. , .
100 6-7 . shared_buffers , . .
1 10 . .
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SSD RAID-0 , , . , .
MikeGav , SSD . SSD 85-90%. , 75%. SSD RAID-0 PostgreSQL.
Dr. Tariff
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