+ date + echo Sat Aug 13 19:18:43 UTC 2011 TESTING direct-rndwr-2 Sat Aug 13 19:18:43 UTC 2011 TESTING direct-rndwr-2 + date + echo Sat Aug 13 19:18:43 UTC 2011 start iteration 1 Sat Aug 13 19:18:43 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, 45085 Write, 0 Other = 45085 Total Read 0b Written 704.45Mb Total transferred 704.45Mb (3.9024Mb/sec) 249.75 Requests/sec executed Test execution summary: total time: 180.5184s total number of events: 45085 total time taken by event execution: 360.9820 per-request statistics: min: 0.17ms avg: 8.01ms max: 2199.01ms approx. 95 percentile: 8.44ms Threads fairness: events (avg/stddev): 22542.5000/149.50 execution time (avg/stddev): 180.4910/0.00 + date + echo Sat Aug 13 19:21:44 UTC 2011 start iteration 2 Sat Aug 13 19:21:44 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, 44696 Write, 0 Other = 44696 Total Read 0b Written 698.38Mb Total transferred 698.38Mb (3.8324Mb/sec) 245.28 Requests/sec executed Test execution summary: total time: 182.2277s total number of events: 44696 total time taken by event execution: 364.0160 per-request statistics: min: 0.17ms avg: 8.14ms max: 2956.02ms approx. 95 percentile: 8.49ms Threads fairness: events (avg/stddev): 22348.0000/201.00 execution time (avg/stddev): 182.0080/0.19 + date + echo Sat Aug 13 19:24:47 UTC 2011 start iteration 3 Sat Aug 13 19:24:47 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, 45660 Write, 0 Other = 45660 Total Read 0b Written 713.44Mb Total transferred 713.44Mb (3.9634Mb/sec) 253.66 Requests/sec executed Test execution summary: total time: 180.0072s total number of events: 45660 total time taken by event execution: 359.9528 per-request statistics: min: 0.17ms avg: 7.88ms max: 3619.59ms approx. 95 percentile: 8.62ms Threads fairness: events (avg/stddev): 22830.0000/167.00 execution time (avg/stddev): 179.9764/0.00 + date + echo Sat Aug 13 19:27:47 UTC 2011 start iteration 4 Sat Aug 13 19:27:47 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, 45702 Write, 0 Other = 45702 Total Read 0b Written 714.09Mb Total transferred 714.09Mb (3.967Mb/sec) 253.89 Requests/sec executed Test execution summary: total time: 180.0068s total number of events: 45702 total time taken by event execution: 359.9517 per-request statistics: min: 0.17ms avg: 7.88ms max: 3654.88ms approx. 95 percentile: 8.73ms Threads fairness: events (avg/stddev): 22851.0000/10.00 execution time (avg/stddev): 179.9759/0.00 + date + echo Sat Aug 13 19:30:47 UTC 2011 DONE TESTING direct-rndwr-2 Sat Aug 13 19:30:47 UTC 2011 DONE TESTING direct-rndwr-2 + exec