+ date + echo Sat Aug 13 14:25:15 UTC 2011 TESTING direct-seqwr-2 Sat Aug 13 14:25:15 UTC 2011 TESTING direct-seqwr-2 + date + echo Sat Aug 13 14:25:15 UTC 2011 start iteration 1 Sat Aug 13 14:25:15 UTC 2011 start iteration 1 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqwr --max-time=180 --max-requests=100000000 --num-threads=2 --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: 2 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 write (creation) test Threads started! Time limit exceeded, exiting... (last message repeated 1 times) Done. Operations performed: 0 Read, 886731 Write, 0 Other = 886731 Total Read 0b Written 13.53Gb Total transferred 13.53Gb (76.973Mb/sec) 4926.27 Requests/sec executed Test execution summary: total time: 180.0006s total number of events: 886731 total time taken by event execution: 358.7841 per-request statistics: min: 0.14ms avg: 0.40ms max: 322.11ms approx. 95 percentile: 0.50ms Threads fairness: events (avg/stddev): 443365.5000/24457.50 execution time (avg/stddev): 179.3921/0.01 + date + echo Sat Aug 13 14:28:15 UTC 2011 start iteration 2 Sat Aug 13 14:28:15 UTC 2011 start iteration 2 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqwr --max-time=180 --max-requests=100000000 --num-threads=2 --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: 2 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 write (creation) test Threads started! Time limit exceeded, exiting... (last message repeated 1 times) Done. Operations performed: 0 Read, 881078 Write, 0 Other = 881078 Total Read 0b Written 13.444Gb Total transferred 13.444Gb (76.479Mb/sec) 4894.68 Requests/sec executed Test execution summary: total time: 180.0072s total number of events: 881078 total time taken by event execution: 358.8745 per-request statistics: min: 0.14ms avg: 0.41ms max: 269.10ms approx. 95 percentile: 0.50ms Threads fairness: events (avg/stddev): 440539.0000/8138.00 execution time (avg/stddev): 179.4372/0.00 + date + echo Sat Aug 13 14:31:15 UTC 2011 start iteration 3 Sat Aug 13 14:31:15 UTC 2011 start iteration 3 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqwr --max-time=180 --max-requests=100000000 --num-threads=2 --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: 2 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 write (creation) test Threads started! Time limit exceeded, exiting... (last message repeated 1 times) Done. Operations performed: 0 Read, 869313 Write, 0 Other = 869313 Total Read 0b Written 13.265Gb Total transferred 13.265Gb (75.461Mb/sec) 4829.50 Requests/sec executed Test execution summary: total time: 180.0006s total number of events: 869313 total time taken by event execution: 358.8451 per-request statistics: min: 0.14ms avg: 0.41ms max: 199.83ms approx. 95 percentile: 0.51ms Threads fairness: events (avg/stddev): 434656.5000/3284.50 execution time (avg/stddev): 179.4225/0.00 + date + echo Sat Aug 13 14:34:15 UTC 2011 start iteration 4 Sat Aug 13 14:34:15 UTC 2011 start iteration 4 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqwr --max-time=180 --max-requests=100000000 --num-threads=2 --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: 2 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 write (creation) test Threads started! Time limit exceeded, exiting... (last message repeated 1 times) Done. Operations performed: 0 Read, 869020 Write, 0 Other = 869020 Total Read 0b Written 13.26Gb Total transferred 13.26Gb (75.436Mb/sec) 4827.88 Requests/sec executed Test execution summary: total time: 180.0005s total number of events: 869020 total time taken by event execution: 358.8608 per-request statistics: min: 0.14ms avg: 0.41ms max: 129.71ms approx. 95 percentile: 0.51ms Threads fairness: events (avg/stddev): 434510.0000/3074.00 execution time (avg/stddev): 179.4304/0.01 + date + echo Sat Aug 13 14:37:15 UTC 2011 DONE TESTING direct-seqwr-2 Sat Aug 13 14:37:15 UTC 2011 DONE TESTING direct-seqwr-2 + exec