+ date + echo Sat Aug 13 12:23:45 UTC 2011 TESTING direct-seqrd-8 Sat Aug 13 12:23:45 UTC 2011 TESTING direct-seqrd-8 + date + echo Sat Aug 13 12:23:45 UTC 2011 start iteration 1 Sat Aug 13 12:23:45 UTC 2011 start iteration 1 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqrd --max-time=180 --max-requests=100000000 --num-threads=8 --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: 8 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 7 times) Done. Operations performed: 1610090 Read, 0 Write, 0 Other = 1610090 Total Read 24.568Gb Written 0b Total transferred 24.568Gb (139.76Mb/sec) 8944.90 Requests/sec executed Test execution summary: total time: 180.0009s total number of events: 1610090 total time taken by event execution: 1439.0116 per-request statistics: min: 0.48ms avg: 0.89ms max: 16.52ms approx. 95 percentile: 1.47ms Threads fairness: events (avg/stddev): 201261.2500/1.30 execution time (avg/stddev): 179.8764/0.01 + date + echo Sat Aug 13 12:26:45 UTC 2011 start iteration 2 Sat Aug 13 12:26:45 UTC 2011 start iteration 2 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqrd --max-time=180 --max-requests=100000000 --num-threads=8 --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: 8 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 7 times) Done. Operations performed: 1610580 Read, 0 Write, 0 Other = 1610580 Total Read 24.576Gb Written 0b Total transferred 24.576Gb (139.81Mb/sec) 8947.62 Requests/sec executed Test execution summary: total time: 180.0009s total number of events: 1610580 total time taken by event execution: 1439.0088 per-request statistics: min: 0.49ms avg: 0.89ms max: 17.25ms approx. 95 percentile: 1.47ms Threads fairness: events (avg/stddev): 201322.5000/1.00 execution time (avg/stddev): 179.8761/0.01 + date + echo Sat Aug 13 12:29:45 UTC 2011 start iteration 3 Sat Aug 13 12:29:45 UTC 2011 start iteration 3 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqrd --max-time=180 --max-requests=100000000 --num-threads=8 --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: 8 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 7 times) Done. Operations performed: 1612072 Read, 0 Write, 0 Other = 1612072 Total Read 24.598Gb Written 0b Total transferred 24.598Gb (139.94Mb/sec) 8955.91 Requests/sec executed Test execution summary: total time: 180.0010s total number of events: 1612072 total time taken by event execution: 1439.0314 per-request statistics: min: 0.51ms avg: 0.89ms max: 18.14ms approx. 95 percentile: 1.48ms Threads fairness: events (avg/stddev): 201509.0000/1.12 execution time (avg/stddev): 179.8789/0.01 + date + echo Sat Aug 13 12:32:45 UTC 2011 start iteration 4 Sat Aug 13 12:32:45 UTC 2011 start iteration 4 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqrd --max-time=180 --max-requests=100000000 --num-threads=8 --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: 8 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 7 times) Done. Operations performed: 1611486 Read, 0 Write, 0 Other = 1611486 Total Read 24.589Gb Written 0b Total transferred 24.589Gb (139.89Mb/sec) 8952.65 Requests/sec executed Test execution summary: total time: 180.0010s total number of events: 1611486 total time taken by event execution: 1439.0220 per-request statistics: min: 0.46ms avg: 0.89ms max: 16.35ms approx. 95 percentile: 1.47ms Threads fairness: events (avg/stddev): 201435.7500/0.97 execution time (avg/stddev): 179.8778/0.01 + date + echo Sat Aug 13 12:35:45 UTC 2011 DONE TESTING direct-seqrd-8 Sat Aug 13 12:35:45 UTC 2011 DONE TESTING direct-seqrd-8 + exec