+ date + echo Sat Aug 13 14:13:15 UTC 2011 TESTING direct-seqwr-1 Sat Aug 13 14:13:15 UTC 2011 TESTING direct-seqwr-1 + date + echo Sat Aug 13 14:13:15 UTC 2011 start iteration 1 Sat Aug 13 14:13:15 UTC 2011 start iteration 1 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqwr --max-time=180 --max-requests=100000000 --num-threads=1 --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: 1 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... Done. Operations performed: 0 Read, 1145654 Write, 0 Other = 1145654 Total Read 0b Written 17.481Gb Total transferred 17.481Gb (99.44Mb/sec) 6364.15 Requests/sec executed Test execution summary: total time: 180.0168s total number of events: 1145654 total time taken by event execution: 177.6666 per-request statistics: min: 0.13ms avg: 0.16ms max: 72.16ms approx. 95 percentile: 0.19ms Threads fairness: events (avg/stddev): 1145654.0000/0.00 execution time (avg/stddev): 177.6666/0.00 + date + echo Sat Aug 13 14:16:15 UTC 2011 start iteration 2 Sat Aug 13 14:16:15 UTC 2011 start iteration 2 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqwr --max-time=180 --max-requests=100000000 --num-threads=1 --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: 1 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... Done. Operations performed: 0 Read, 1135400 Write, 0 Other = 1135400 Total Read 0b Written 17.325Gb Total transferred 17.325Gb (98.559Mb/sec) 6307.77 Requests/sec executed Test execution summary: total time: 180.0003s total number of events: 1135400 total time taken by event execution: 178.9778 per-request statistics: min: 0.13ms avg: 0.16ms max: 65.06ms approx. 95 percentile: 0.19ms Threads fairness: events (avg/stddev): 1135400.0000/0.00 execution time (avg/stddev): 178.9778/0.00 + date + echo Sat Aug 13 14:19:15 UTC 2011 start iteration 3 Sat Aug 13 14:19:15 UTC 2011 start iteration 3 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqwr --max-time=180 --max-requests=100000000 --num-threads=1 --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: 1 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... Done. Operations performed: 0 Read, 1124231 Write, 0 Other = 1124231 Total Read 0b Written 17.154Gb Total transferred 17.154Gb (97.589Mb/sec) 6245.72 Requests/sec executed Test execution summary: total time: 180.0002s total number of events: 1124231 total time taken by event execution: 179.0299 per-request statistics: min: 0.13ms avg: 0.16ms max: 63.75ms approx. 95 percentile: 0.19ms Threads fairness: events (avg/stddev): 1124231.0000/0.00 execution time (avg/stddev): 179.0299/0.00 + date + echo Sat Aug 13 14:22:15 UTC 2011 start iteration 4 Sat Aug 13 14:22:15 UTC 2011 start iteration 4 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqwr --max-time=180 --max-requests=100000000 --num-threads=1 --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: 1 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... Done. Operations performed: 0 Read, 1117160 Write, 0 Other = 1117160 Total Read 0b Written 17.047Gb Total transferred 17.047Gb (96.976Mb/sec) 6206.44 Requests/sec executed Test execution summary: total time: 180.0003s total number of events: 1117160 total time taken by event execution: 179.0171 per-request statistics: min: 0.13ms avg: 0.16ms max: 35.77ms approx. 95 percentile: 0.20ms Threads fairness: events (avg/stddev): 1117160.0000/0.00 execution time (avg/stddev): 179.0171/0.00 + date + echo Sat Aug 13 14:25:15 UTC 2011 DONE TESTING direct-seqwr-1 Sat Aug 13 14:25:15 UTC 2011 DONE TESTING direct-seqwr-1 + exec