Acer C720 crouton

localhost% for f in prepare run cleanup; do sysbench --test=fileio --file-test-mode=rndrw --max-time=60 --max-requests=0 --file-extra-flags=direct $f; done
sysbench 0.4.12:  multi-threaded system evaluation benchmark

128 files, 16384Kb each, 2048Mb total
Creating files for the test...
sysbench 0.4.12:  multi-threaded system evaluation benchmark

Running the test with following options:
Number of threads: 1

Extra file open flags: 16384
128 files, 16Mb each
2Gb total file size
Block size 16Kb
Number of random requests for random IO: 0
Read/Write ratio for combined random IO test: 1.50
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing random r/w test
Threads started!
Time limit exceeded, exiting...
Done.

Operations performed:  190080 Read, 126720 Write, 405376 Other = 722176 Total
Read 2.9004Gb  Written 1.9336Gb  Total transferred 4.834Gb  (82.497Mb/sec)
 5279.81 Requests/sec executed

Test execution summary:
    total time:                          60.0021s
    total number of events:              316800
    total time taken by event execution: 29.6474
    per-request statistics:
         min:                                  0.06ms
         avg:                                  0.09ms
         max:                                 43.53ms
         approx.  95 percentile:               0.10ms

Threads fairness:
    events (avg/stddev):           316800.0000/0.00
    execution time (avg/stddev):   29.6474/0.00

sysbench 0.4.12:  multi-threaded system evaluation benchmark

Removing test files...