+ date + echo Sat Aug 13 11:23:00 UTC 2011 TESTING direct-seqrd-16 Sat Aug 13 11:23:00 UTC 2011 TESTING direct-seqrd-16 + date + echo Sat Aug 13 11:23:00 UTC 2011 start iteration 1 Sat Aug 13 11:23:00 UTC 2011 start iteration 1 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqrd --max-time=180 --max-requests=100000000 --num-threads=16 --init-rng=on --file-num=64 --file-extra-flags=direct --file-fsync-freq=0 --file-block-size=16384 run sysbench 0.4.12: multi-threaded system evaluation benchmark Running the test with following options: Number of threads: 16 Initializing random number generator from timer. Extra file open flags: 16384 64 files, 1.5625Gb each 100Gb total file size Block size 16Kb Calling fsync() at the end of test, Enabled. Using synchronous I/O mode Doing sequential read test Threads started! Time limit exceeded, exiting... (last message repeated 15 times) Done. Operations performed: 1494371 Read, 0 Write, 0 Other = 1494371 Total Read 22.802Gb Written 0b Total transferred 22.802Gb (129.72Mb/sec) 8301.98 Requests/sec executed Test execution summary: total time: 180.0017s total number of events: 1494371 total time taken by event execution: 2879.0874 per-request statistics: min: 1.63ms avg: 1.93ms max: 13.64ms approx. 95 percentile: 2.10ms Threads fairness: events (avg/stddev): 93398.1875/0.39 execution time (avg/stddev): 179.9430/0.01 + date + echo Sat Aug 13 11:26:00 UTC 2011 start iteration 2 Sat Aug 13 11:26:00 UTC 2011 start iteration 2 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqrd --max-time=180 --max-requests=100000000 --num-threads=16 --init-rng=on --file-num=64 --file-extra-flags=direct --file-fsync-freq=0 --file-block-size=16384 run sysbench 0.4.12: multi-threaded system evaluation benchmark Running the test with following options: Number of threads: 16 Initializing random number generator from timer. Extra file open flags: 16384 64 files, 1.5625Gb each 100Gb total file size Block size 16Kb Calling fsync() at the end of test, Enabled. Using synchronous I/O mode Doing sequential read test Threads started! Time limit exceeded, exiting... (last message repeated 15 times) Done. Operations performed: 1487892 Read, 0 Write, 0 Other = 1487892 Total Read 22.703Gb Written 0b Total transferred 22.703Gb (129.16Mb/sec) 8265.99 Requests/sec executed Test execution summary: total time: 180.0018s total number of events: 1487892 total time taken by event execution: 2879.0595 per-request statistics: min: 1.67ms avg: 1.93ms max: 18.96ms approx. 95 percentile: 2.11ms Threads fairness: events (avg/stddev): 92993.2500/0.43 execution time (avg/stddev): 179.9412/0.01 + date + echo Sat Aug 13 11:29:00 UTC 2011 start iteration 3 Sat Aug 13 11:29:00 UTC 2011 start iteration 3 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqrd --max-time=180 --max-requests=100000000 --num-threads=16 --init-rng=on --file-num=64 --file-extra-flags=direct --file-fsync-freq=0 --file-block-size=16384 run sysbench 0.4.12: multi-threaded system evaluation benchmark Running the test with following options: Number of threads: 16 Initializing random number generator from timer. Extra file open flags: 16384 64 files, 1.5625Gb each 100Gb total file size Block size 16Kb Calling fsync() at the end of test, Enabled. Using synchronous I/O mode Doing sequential read test Threads started! Time limit exceeded, exiting... (last message repeated 15 times) Done. Operations performed: 1486176 Read, 0 Write, 0 Other = 1486176 Total Read 22.677Gb Written 0b Total transferred 22.677Gb (129.01Mb/sec) 8256.46 Requests/sec executed Test execution summary: total time: 180.0016s total number of events: 1486176 total time taken by event execution: 2879.0465 per-request statistics: min: 1.63ms avg: 1.94ms max: 15.63ms approx. 95 percentile: 2.11ms Threads fairness: events (avg/stddev): 92886.0000/0.50 execution time (avg/stddev): 179.9404/0.00 + date + echo Sat Aug 13 11:32:00 UTC 2011 start iteration 4 Sat Aug 13 11:32:00 UTC 2011 start iteration 4 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqrd --max-time=180 --max-requests=100000000 --num-threads=16 --init-rng=on --file-num=64 --file-extra-flags=direct --file-fsync-freq=0 --file-block-size=16384 run sysbench 0.4.12: multi-threaded system evaluation benchmark Running the test with following options: Number of threads: 16 Initializing random number generator from timer. Extra file open flags: 16384 64 files, 1.5625Gb each 100Gb total file size Block size 16Kb Calling fsync() at the end of test, Enabled. Using synchronous I/O mode Doing sequential read test Threads started! Time limit exceeded, exiting... (last message repeated 15 times) Done. Operations performed: 1490596 Read, 0 Write, 0 Other = 1490596 Total Read 22.745Gb Written 0b Total transferred 22.745Gb (129.39Mb/sec) 8281.01 Requests/sec executed Test execution summary: total time: 180.0017s total number of events: 1490596 total time taken by event execution: 2879.0798 per-request statistics: min: 1.65ms avg: 1.93ms max: 12.78ms approx. 95 percentile: 2.10ms Threads fairness: events (avg/stddev): 93162.2500/0.43 execution time (avg/stddev): 179.9425/0.01 + date + echo Sat Aug 13 11:35:00 UTC 2011 DONE TESTING direct-seqrd-16 Sat Aug 13 11:35:00 UTC 2011 DONE TESTING direct-seqrd-16 + exec