+ date + echo Sun Aug 14 11:48:08 UTC 2011 TESTING direct-rndrd-2 Sun Aug 14 11:48:08 UTC 2011 TESTING direct-rndrd-2 + date + echo Sun Aug 14 11:48:08 UTC 2011 start iteration 1 Sun Aug 14 11:48:08 UTC 2011 start iteration 1 + sysbench --test=fileio --file-total-size=100G --file-test-mode=rndrd --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 read test Threads started! Time limit exceeded, exiting... (last message repeated 1 times) Done. Operations performed: 27452 Read, 0 Write, 0 Other = 27452 Total Read 428.94Mb Written 0b Total transferred 428.94Mb (2.3829Mb/sec) 152.51 Requests/sec executed Test execution summary: total time: 180.0062s total number of events: 27452 total time taken by event execution: 359.9715 per-request statistics: min: 0.34ms avg: 13.11ms max: 56.90ms approx. 95 percentile: 28.22ms Threads fairness: events (avg/stddev): 13726.0000/28.00 execution time (avg/stddev): 179.9857/0.00 + date + echo Sun Aug 14 11:51:08 UTC 2011 start iteration 2 Sun Aug 14 11:51:08 UTC 2011 start iteration 2 + sysbench --test=fileio --file-total-size=100G --file-test-mode=rndrd --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 read test Threads started! Time limit exceeded, exiting... (last message repeated 1 times) Done. Operations performed: 27506 Read, 0 Write, 0 Other = 27506 Total Read 429.78Mb Written 0b Total transferred 429.78Mb (2.3875Mb/sec) 152.80 Requests/sec executed Test execution summary: total time: 180.0160s total number of events: 27506 total time taken by event execution: 359.9867 per-request statistics: min: 1.50ms avg: 13.09ms max: 44.67ms approx. 95 percentile: 28.31ms Threads fairness: events (avg/stddev): 13753.0000/77.00 execution time (avg/stddev): 179.9934/0.00 + date + echo Sun Aug 14 11:54:08 UTC 2011 start iteration 3 Sun Aug 14 11:54:08 UTC 2011 start iteration 3 + sysbench --test=fileio --file-total-size=100G --file-test-mode=rndrd --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 read test Threads started! Time limit exceeded, exiting... (last message repeated 1 times) Done. Operations performed: 27518 Read, 0 Write, 0 Other = 27518 Total Read 429.97Mb Written 0b Total transferred 429.97Mb (2.3886Mb/sec) 152.87 Requests/sec executed Test execution summary: total time: 180.0088s total number of events: 27518 total time taken by event execution: 359.9744 per-request statistics: min: 0.74ms avg: 13.08ms max: 51.67ms approx. 95 percentile: 28.30ms Threads fairness: events (avg/stddev): 13759.0000/1.00 execution time (avg/stddev): 179.9872/0.00 + date + echo Sun Aug 14 11:57:08 UTC 2011 start iteration 4 Sun Aug 14 11:57:08 UTC 2011 start iteration 4 + sysbench --test=fileio --file-total-size=100G --file-test-mode=rndrd --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 read test Threads started! Time limit exceeded, exiting... (last message repeated 1 times) Done. Operations performed: 27523 Read, 0 Write, 0 Other = 27523 Total Read 430.05Mb Written 0b Total transferred 430.05Mb (2.3891Mb/sec) 152.90 Requests/sec executed Test execution summary: total time: 180.0067s total number of events: 27523 total time taken by event execution: 359.9715 per-request statistics: min: 0.76ms avg: 13.08ms max: 61.64ms approx. 95 percentile: 28.31ms Threads fairness: events (avg/stddev): 13761.5000/53.50 execution time (avg/stddev): 179.9857/0.00 + date + echo Sun Aug 14 12:00:09 UTC 2011 DONE TESTING direct-rndrd-2 Sun Aug 14 12:00:09 UTC 2011 DONE TESTING direct-rndrd-2 + exec