+ date + echo Sat Aug 13 18:53:54 UTC 2011 TESTING direct-rndwr-32 Sat Aug 13 18:53:54 UTC 2011 TESTING direct-rndwr-32 + date + echo Sat Aug 13 18:53:54 UTC 2011 start iteration 1 Sat Aug 13 18:53:54 UTC 2011 start iteration 1 + sysbench --test=fileio --file-total-size=100G --file-test-mode=rndwr --max-time=180 --max-requests=100000000 --num-threads=32 --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: 32 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 31 times) Done. Operations performed: 0 Read, 33017 Write, 0 Other = 33017 Total Read 0b Written 515.89Mb Total transferred 515.89Mb (2.8635Mb/sec) 183.26 Requests/sec executed Test execution summary: total time: 180.1623s total number of events: 33017 total time taken by event execution: 5762.3780 per-request statistics: min: 0.41ms avg: 174.53ms max: 6263.22ms approx. 95 percentile: 391.23ms Threads fairness: events (avg/stddev): 1031.7812/13.13 execution time (avg/stddev): 180.0743/0.05 + date + echo Sat Aug 13 18:56:54 UTC 2011 start iteration 2 Sat Aug 13 18:56:54 UTC 2011 start iteration 2 + sysbench --test=fileio --file-total-size=100G --file-test-mode=rndwr --max-time=180 --max-requests=100000000 --num-threads=32 --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: 32 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 31 times) Done. Operations performed: 0 Read, 32220 Write, 0 Other = 32220 Total Read 0b Written 503.44Mb Total transferred 503.44Mb (2.7951Mb/sec) 178.89 Requests/sec executed Test execution summary: total time: 180.1127s total number of events: 32220 total time taken by event execution: 5761.8233 per-request statistics: min: 0.28ms avg: 178.83ms max: 6208.75ms approx. 95 percentile: 398.56ms Threads fairness: events (avg/stddev): 1006.8750/12.07 execution time (avg/stddev): 180.0570/0.03 + date + echo Sat Aug 13 18:59:54 UTC 2011 start iteration 3 Sat Aug 13 18:59:54 UTC 2011 start iteration 3 + sysbench --test=fileio --file-total-size=100G --file-test-mode=rndwr --max-time=180 --max-requests=100000000 --num-threads=32 --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: 32 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 31 times) Done. Operations performed: 0 Read, 31606 Write, 0 Other = 31606 Total Read 0b Written 493.84Mb Total transferred 493.84Mb (2.7415Mb/sec) 175.46 Requests/sec executed Test execution summary: total time: 180.1336s total number of events: 31606 total time taken by event execution: 5762.1182 per-request statistics: min: 0.28ms avg: 182.31ms max: 9277.83ms approx. 95 percentile: 383.69ms Threads fairness: events (avg/stddev): 987.6875/13.01 execution time (avg/stddev): 180.0662/0.04 + date + echo Sat Aug 13 19:02:55 UTC 2011 start iteration 4 Sat Aug 13 19:02:55 UTC 2011 start iteration 4 + sysbench --test=fileio --file-total-size=100G --file-test-mode=rndwr --max-time=180 --max-requests=100000000 --num-threads=32 --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: 32 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 31 times) Done. Operations performed: 0 Read, 32070 Write, 0 Other = 32070 Total Read 0b Written 501.09Mb Total transferred 501.09Mb (2.7816Mb/sec) 178.02 Requests/sec executed Test execution summary: total time: 180.1476s total number of events: 32070 total time taken by event execution: 5762.2659 per-request statistics: min: 0.29ms avg: 179.68ms max: 8651.43ms approx. 95 percentile: 392.99ms Threads fairness: events (avg/stddev): 1002.1875/15.64 execution time (avg/stddev): 180.0708/0.04 + date + echo Sat Aug 13 19:05:55 UTC 2011 DONE TESTING direct-rndwr-32 Sat Aug 13 19:05:55 UTC 2011 DONE TESTING direct-rndwr-32 + sleep 45 + cd /mnt/western/tsuna + exec