+ date + echo Sat Aug 13 10:59:00 UTC 2011 TESTING direct-seqrd-4 Sat Aug 13 10:59:00 UTC 2011 TESTING direct-seqrd-4 + date + echo Sat Aug 13 10:59:00 UTC 2011 start iteration 1 Sat Aug 13 10:59:00 UTC 2011 start iteration 1 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqrd --max-time=180 --max-requests=100000000 --num-threads=4 --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: 4 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 3 times) Done. Operations performed: 1519369 Read, 0 Write, 0 Other = 1519369 Total Read 23.184Gb Written 0b Total transferred 23.184Gb (131.89Mb/sec) 8440.91 Requests/sec executed Test execution summary: total time: 180.0005s total number of events: 1519369 total time taken by event execution: 719.0236 per-request statistics: min: 0.27ms avg: 0.47ms max: 9.35ms approx. 95 percentile: 0.55ms Threads fairness: events (avg/stddev): 379842.2500/7.66 execution time (avg/stddev): 179.7559/0.03 + date + echo Sat Aug 13 11:02:00 UTC 2011 start iteration 2 Sat Aug 13 11:02:00 UTC 2011 start iteration 2 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqrd --max-time=180 --max-requests=100000000 --num-threads=4 --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: 4 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 3 times) Done. Operations performed: 1519600 Read, 0 Write, 0 Other = 1519600 Total Read 23.187Gb Written 0b Total transferred 23.187Gb (131.91Mb/sec) 8442.20 Requests/sec executed Test execution summary: total time: 180.0004s total number of events: 1519600 total time taken by event execution: 719.0357 per-request statistics: min: 0.29ms avg: 0.47ms max: 9.29ms approx. 95 percentile: 0.55ms Threads fairness: events (avg/stddev): 379900.0000/5.87 execution time (avg/stddev): 179.7589/0.03 + date + echo Sat Aug 13 11:05:00 UTC 2011 start iteration 3 Sat Aug 13 11:05:00 UTC 2011 start iteration 3 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqrd --max-time=180 --max-requests=100000000 --num-threads=4 --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: 4 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 3 times) Done. Operations performed: 1517857 Read, 0 Write, 0 Other = 1517857 Total Read 23.161Gb Written 0b Total transferred 23.161Gb (131.76Mb/sec) 8432.52 Requests/sec executed Test execution summary: total time: 180.0005s total number of events: 1517857 total time taken by event execution: 719.0191 per-request statistics: min: 0.27ms avg: 0.47ms max: 14.21ms approx. 95 percentile: 0.55ms Threads fairness: events (avg/stddev): 379464.2500/6.53 execution time (avg/stddev): 179.7548/0.03 + date + echo Sat Aug 13 11:08:00 UTC 2011 start iteration 4 Sat Aug 13 11:08:00 UTC 2011 start iteration 4 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqrd --max-time=180 --max-requests=100000000 --num-threads=4 --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: 4 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 3 times) Done. Operations performed: 1520288 Read, 0 Write, 0 Other = 1520288 Total Read 23.198Gb Written 0b Total transferred 23.198Gb (131.97Mb/sec) 8446.02 Requests/sec executed Test execution summary: total time: 180.0005s total number of events: 1520288 total time taken by event execution: 719.0251 per-request statistics: min: 0.27ms avg: 0.47ms max: 11.12ms approx. 95 percentile: 0.55ms Threads fairness: events (avg/stddev): 380072.0000/6.96 execution time (avg/stddev): 179.7563/0.03 + date + echo Sat Aug 13 11:11:00 UTC 2011 DONE TESTING direct-seqrd-4 Sat Aug 13 11:11:00 UTC 2011 DONE TESTING direct-seqrd-4 + exec