+ date + echo Sat Aug 13 10:47:00 UTC 2011 TESTING direct-seqrd-2 Sat Aug 13 10:47:00 UTC 2011 TESTING direct-seqrd-2 + date + echo Sat Aug 13 10:47:00 UTC 2011 start iteration 1 Sat Aug 13 10:47:00 UTC 2011 start iteration 1 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqrd --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 Calling fsync() at the end of test, Enabled. Using synchronous I/O mode Doing sequential read test Threads started! Time limit exceeded, exiting... (last message repeated 1 times) Done. Operations performed: 1478428 Read, 0 Write, 0 Other = 1478428 Total Read 22.559Gb Written 0b Total transferred 22.559Gb (128.34Mb/sec) 8213.48 Requests/sec executed Test execution summary: total time: 180.0003s total number of events: 1478428 total time taken by event execution: 358.9648 per-request statistics: min: 0.14ms avg: 0.24ms max: 30.27ms approx. 95 percentile: 0.27ms Threads fairness: events (avg/stddev): 739214.0000/27.00 execution time (avg/stddev): 179.4824/0.01 + date + echo Sat Aug 13 10:50:00 UTC 2011 start iteration 2 Sat Aug 13 10:50:00 UTC 2011 start iteration 2 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqrd --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 Calling fsync() at the end of test, Enabled. Using synchronous I/O mode Doing sequential read test Threads started! Time limit exceeded, exiting... (last message repeated 1 times) Done. Operations performed: 1376340 Read, 0 Write, 0 Other = 1376340 Total Read 21.001Gb Written 0b Total transferred 21.001Gb (119.47Mb/sec) 7646.32 Requests/sec executed Test execution summary: total time: 180.0003s total number of events: 1376340 total time taken by event execution: 359.0337 per-request statistics: min: 0.16ms avg: 0.26ms max: 29.28ms approx. 95 percentile: 0.34ms Threads fairness: events (avg/stddev): 688170.0000/26.00 execution time (avg/stddev): 179.5168/0.00 + date + echo Sat Aug 13 10:53:00 UTC 2011 start iteration 3 Sat Aug 13 10:53:00 UTC 2011 start iteration 3 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqrd --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 Calling fsync() at the end of test, Enabled. Using synchronous I/O mode Doing sequential read test Threads started! Time limit exceeded, exiting... (last message repeated 1 times) Done. Operations performed: 1480631 Read, 0 Write, 0 Other = 1480631 Total Read 22.593Gb Written 0b Total transferred 22.593Gb (128.53Mb/sec) 8225.72 Requests/sec executed Test execution summary: total time: 180.0002s total number of events: 1480631 total time taken by event execution: 358.9682 per-request statistics: min: 0.16ms avg: 0.24ms max: 12.20ms approx. 95 percentile: 0.27ms Threads fairness: events (avg/stddev): 740315.5000/28.50 execution time (avg/stddev): 179.4841/0.01 + date + echo Sat Aug 13 10:56:00 UTC 2011 start iteration 4 Sat Aug 13 10:56:00 UTC 2011 start iteration 4 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqrd --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 Calling fsync() at the end of test, Enabled. Using synchronous I/O mode Doing sequential read test Threads started! Time limit exceeded, exiting... (last message repeated 1 times) Done. Operations performed: 1481223 Read, 0 Write, 0 Other = 1481223 Total Read 22.602Gb Written 0b Total transferred 22.602Gb (128.58Mb/sec) 8229.00 Requests/sec executed Test execution summary: total time: 180.0003s total number of events: 1481223 total time taken by event execution: 358.9586 per-request statistics: min: 0.16ms avg: 0.24ms max: 15.71ms approx. 95 percentile: 0.27ms Threads fairness: events (avg/stddev): 740611.5000/34.50 execution time (avg/stddev): 179.4793/0.01 + date + echo Sat Aug 13 10:59:00 UTC 2011 DONE TESTING direct-seqrd-2 Sat Aug 13 10:59:00 UTC 2011 DONE TESTING direct-seqrd-2 + exec