+ date + echo Sat Aug 13 18:05:50 UTC 2011 TESTING direct-rndwr-2 Sat Aug 13 18:05:50 UTC 2011 TESTING direct-rndwr-2 + date + echo Sat Aug 13 18:05:50 UTC 2011 start iteration 1 Sat Aug 13 18:05:50 UTC 2011 start iteration 1 + sysbench --test=fileio --file-total-size=100G --file-test-mode=rndwr --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 Number of random requests for random IO: 100000000 Read/Write ratio for combined random IO test: 1.50 Calling fsync() at the end of test, Enabled. Using synchronous I/O mode Doing random write test Threads started! Time limit exceeded, exiting... (last message repeated 1 times) Done. Operations performed: 0 Read, 39289 Write, 0 Other = 39289 Total Read 0b Written 613.89Mb Total transferred 613.89Mb (3.4103Mb/sec) 218.26 Requests/sec executed Test execution summary: total time: 180.0125s total number of events: 39289 total time taken by event execution: 359.9676 per-request statistics: min: 0.26ms avg: 9.16ms max: 2849.20ms approx. 95 percentile: 12.16ms Threads fairness: events (avg/stddev): 19644.5000/15.50 execution time (avg/stddev): 179.9838/0.00 + date + echo Sat Aug 13 18:08:50 UTC 2011 start iteration 2 Sat Aug 13 18:08:50 UTC 2011 start iteration 2 + sysbench --test=fileio --file-total-size=100G --file-test-mode=rndwr --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 Number of random requests for random IO: 100000000 Read/Write ratio for combined random IO test: 1.50 Calling fsync() at the end of test, Enabled. Using synchronous I/O mode Doing random write test Threads started! Time limit exceeded, exiting... (last message repeated 1 times) Done. Operations performed: 0 Read, 38396 Write, 0 Other = 38396 Total Read 0b Written 599.94Mb Total transferred 599.94Mb (3.3328Mb/sec) 213.30 Requests/sec executed Test execution summary: total time: 180.0084s total number of events: 38396 total time taken by event execution: 359.9627 per-request statistics: min: 0.27ms avg: 9.38ms max: 2710.15ms approx. 95 percentile: 12.38ms Threads fairness: events (avg/stddev): 19198.0000/9.00 execution time (avg/stddev): 179.9813/0.00 + date + echo Sat Aug 13 18:11:50 UTC 2011 start iteration 3 Sat Aug 13 18:11:50 UTC 2011 start iteration 3 + sysbench --test=fileio --file-total-size=100G --file-test-mode=rndwr --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 Number of random requests for random IO: 100000000 Read/Write ratio for combined random IO test: 1.50 Calling fsync() at the end of test, Enabled. Using synchronous I/O mode Doing random write test Threads started! Time limit exceeded, exiting... (last message repeated 1 times) Done. Operations performed: 0 Read, 36833 Write, 0 Other = 36833 Total Read 0b Written 575.52Mb Total transferred 575.52Mb (3.1948Mb/sec) 204.47 Requests/sec executed Test execution summary: total time: 180.1424s total number of events: 36833 total time taken by event execution: 360.2352 per-request statistics: min: 0.24ms avg: 9.78ms max: 2978.16ms approx. 95 percentile: 12.38ms Threads fairness: events (avg/stddev): 18416.5000/14.50 execution time (avg/stddev): 180.1176/0.00 + date + echo Sat Aug 13 18:14:51 UTC 2011 start iteration 4 Sat Aug 13 18:14:51 UTC 2011 start iteration 4 + sysbench --test=fileio --file-total-size=100G --file-test-mode=rndwr --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 Number of random requests for random IO: 100000000 Read/Write ratio for combined random IO test: 1.50 Calling fsync() at the end of test, Enabled. Using synchronous I/O mode Doing random write test Threads started! Time limit exceeded, exiting... (last message repeated 1 times) Done. Operations performed: 0 Read, 36531 Write, 0 Other = 36531 Total Read 0b Written 570.8Mb Total transferred 570.8Mb (3.171Mb/sec) 202.94 Requests/sec executed Test execution summary: total time: 180.0061s total number of events: 36531 total time taken by event execution: 359.9610 per-request statistics: min: 0.27ms avg: 9.85ms max: 3399.67ms approx. 95 percentile: 12.47ms Threads fairness: events (avg/stddev): 18265.5000/11.50 execution time (avg/stddev): 179.9805/0.00 + date + echo Sat Aug 13 18:17:51 UTC 2011 DONE TESTING direct-rndwr-2 Sat Aug 13 18:17:51 UTC 2011 DONE TESTING direct-rndwr-2 + exec