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||Alibaba Cloud
|All Providers and Plans|
|Sysbench||Random Disk IO Read Speed 4k blocks||13.14 MiB/s (F)||866 MiB/s||2.44 MiB/s||195 MiB/s||134 MiB/s|
|Sysbench||Random Disk IO Write Speed 4k blocks||8.86 MiB/s (E)||262 MiB/s||1 MiB/s||55.8 MiB/s||45.4 MiB/s|
|Sysbench||Sequential Disk IO Read Speed 4k blocks||109 MiB/s (F)||2146 MiB/s||26.31 MiB/s||651 MiB/s||578 MiB/s|
|Sysbench||Sequential Disk IO Write Speed 4k blocks||87.8 MiB/s (D)||921 MiB/s||5.83 MiB/s||176 MiB/s||126 MiB/s|