Grades Explanation for "Disk IO Performance"

Provider IBM Cloud
Plan U1.1x2
Based on trial run on 2021-07-09 16:27:05 UTC
"Disk IO Performance" grade E

Test results backing the grade

The Disk IO Performance grade is calculated based on the following test result metrics. Each line in the table includes the best, worst, mean and median results from all tested plans from all providers as well as the result for this particular trial.

The grade for each metric is determined based on its value in this trial compared with the same metric in all other trials and it is shown next to the value between ().

Based on test Metric name IBM Cloud
U1.1x2 (Grade)
All Providers and Plans
Best Worst Mean Median
Sysbench Random Disk IO Read Speed 4k blocks (no validate opt) 20.77 MiB/s (E) 826 MiB/s 12 MiB/s 184 MiB/s 101 MiB/s
Sysbench Random Disk IO Write Speed 4k blocks 8.88 MiB/s (E) 227 MiB/s 0.42 MiB/s 53.1 MiB/s 38.0 MiB/s
Sysbench Sequential Disk IO Read Speed 4k blocks 223 MiB/s (E) 2146 MiB/s 48.8 MiB/s 623 MiB/s 531 MiB/s
Sysbench Sequential Disk IO Write Speed 4k blocks 54.7 MiB/s (E) 612 MiB/s 12.73 MiB/s 159 MiB/s 106 MiB/s

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