sysbench 0.4.12: multi-threaded system evaluation benchmark Running the test with following options: Number of threads: 1 Extra file open flags: 0 500 files, 1Gb each 500Gb total file size Block size 8Kb Number of random requests for random IO: 10000 Read/Write ratio for combined random IO test: 1.50 Using synchronous I/O mode Doing random read test Threads started! Done. Operations performed: 10000 Read, 0 Write, 0 Other = 10000 Total Read 78.125Mb Written 0b Total transferred 78.125Mb (1.4691Mb/sec) 188.04 Requests/sec executed Test execution summary: total time: 53.1794s total number of events: 10000 total time taken by event execution: 53.1626 per-request statistics: min: 0.01ms avg: 5.32ms max: 41.67ms approx. 95 percentile: 8.10ms Threads fairness: events (avg/stddev): 10000.0000/0.00 execution time (avg/stddev): 53.1626/0.00