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- kienan@Atlas:/var/ssd/bench$ screenfetch -n
- kienan@Atlas
- OS: Ubuntu 16.04 xenial
- Kernel: x86_64 Linux 4.15.0-112-generic
- Uptime: 14h 31m
- Packages: 1794
- Shell: bash 4.3.48
- CPU: 2x AMD Opteron 6276 @ 2.3GHz
- GPU: AMD/ATI Pitcairn XT [Radeon HD 7870 GHz Edition]
- RAM: 22037MiB / 64354MiB
- kienan@Atlas:/var/ssd/bench$ sudo sysbench --num-threads=8 --test=fileio --file-test-mode=rndrw --file-block-size=4194304 --file-total-size=50G run
- sysbench 0.4.12: multi-threaded system evaluation benchmark
- Running the test with following options:
- Number of threads: 8
- Extra file open flags: 0
- 128 files, 400Mb each
- 50Gb total file size
- Block size 4Mb
- Number of random requests for random IO: 10000
- 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!
- Done.
- Operations performed: 6005 Read, 3998 Write, 12805 Other = 22808 Total
- Read 23.457Gb Written 15.617Gb Total transferred 39.074Gb (2.8447Gb/sec)
- 728.24 Requests/sec executed
- Test execution summary:
- total time: 13.7358s
- total number of events: 10003
- total time taken by event execution: 50.1134
- per-request statistics:
- min: 1.87ms
- avg: 5.01ms
- max: 43.75ms
- approx. 95 percentile: 9.09ms
- Threads fairness:
- events (avg/stddev): 1250.3750/23.18
- execution time (avg/stddev): 6.2642/0.06
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