+ date + echo Sat Aug 13 12:11:45 UTC 2011 TESTING direct-seqrd-4 Sat Aug 13 12:11:45 UTC 2011 TESTING direct-seqrd-4 + date + echo Sat Aug 13 12:11:45 UTC 2011 start iteration 1 Sat Aug 13 12:11:45 UTC 2011 start iteration 1 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqrd --max-time=180 --max-requests=100000000 --num-threads=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: 1611657 Read, 0 Write, 0 Other = 1611657 Total Read 24.592Gb Written 0b Total transferred 24.592Gb (139.9Mb/sec) 8953.62 Requests/sec executed Test execution summary: total time: 180.0006s total number of events: 1611657 total time taken by event execution: 718.9946 per-request statistics: min: 0.13ms avg: 0.45ms max: 15.78ms approx. 95 percentile: 0.55ms Threads fairness: events (avg/stddev): 402914.2500/4.21 execution time (avg/stddev): 179.7487/0.03 + date + echo Sat Aug 13 12:14:45 UTC 2011 start iteration 2 Sat Aug 13 12:14:45 UTC 2011 start iteration 2 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqrd --max-time=180 --max-requests=100000000 --num-threads=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: 1609694 Read, 0 Write, 0 Other = 1609694 Total Read 24.562Gb Written 0b Total transferred 24.562Gb (139.73Mb/sec) 8942.72 Requests/sec executed Test execution summary: total time: 180.0005s total number of events: 1609694 total time taken by event execution: 718.9564 per-request statistics: min: 0.14ms avg: 0.45ms max: 10.62ms approx. 95 percentile: 0.55ms Threads fairness: events (avg/stddev): 402423.5000/6.34 execution time (avg/stddev): 179.7391/0.02 + date + echo Sat Aug 13 12:17:45 UTC 2011 start iteration 3 Sat Aug 13 12:17:45 UTC 2011 start iteration 3 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqrd --max-time=180 --max-requests=100000000 --num-threads=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: 1611043 Read, 0 Write, 0 Other = 1611043 Total Read 24.583Gb Written 0b Total transferred 24.583Gb (139.85Mb/sec) 8950.22 Requests/sec executed Test execution summary: total time: 180.0005s total number of events: 1611043 total time taken by event execution: 718.9516 per-request statistics: min: 0.14ms avg: 0.45ms max: 16.46ms approx. 95 percentile: 0.54ms Threads fairness: events (avg/stddev): 402760.7500/4.44 execution time (avg/stddev): 179.7379/0.02 + date + echo Sat Aug 13 12:20:45 UTC 2011 start iteration 4 Sat Aug 13 12:20:45 UTC 2011 start iteration 4 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqrd --max-time=180 --max-requests=100000000 --num-threads=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: 1609799 Read, 0 Write, 0 Other = 1609799 Total Read 24.564Gb Written 0b Total transferred 24.564Gb (139.74Mb/sec) 8943.30 Requests/sec executed Test execution summary: total time: 180.0005s total number of events: 1609799 total time taken by event execution: 718.9436 per-request statistics: min: 0.15ms avg: 0.45ms max: 16.56ms approx. 95 percentile: 0.54ms Threads fairness: events (avg/stddev): 402449.7500/4.82 execution time (avg/stddev): 179.7359/0.01 + date + echo Sat Aug 13 12:23:45 UTC 2011 DONE TESTING direct-seqrd-4 Sat Aug 13 12:23:45 UTC 2011 DONE TESTING direct-seqrd-4 + exec