+ date + echo Sat Aug 13 13:48:30 UTC 2011 TESTING direct-seqrd-16 Sat Aug 13 13:48:30 UTC 2011 TESTING direct-seqrd-16 + date + echo Sat Aug 13 13:48:30 UTC 2011 start iteration 1 Sat Aug 13 13:48:30 UTC 2011 start iteration 1 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqrd --max-time=180 --max-requests=100000000 --num-threads=16 --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: 16 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 15 times) Done. Operations performed: 1724715 Read, 0 Write, 0 Other = 1724715 Total Read 26.317Gb Written 0b Total transferred 26.317Gb (149.71Mb/sec) 9581.66 Requests/sec executed Test execution summary: total time: 180.0016s total number of events: 1724715 total time taken by event execution: 2878.9558 per-request statistics: min: 1.24ms avg: 1.67ms max: 13.53ms approx. 95 percentile: 2.00ms Threads fairness: events (avg/stddev): 107794.6875/0.46 execution time (avg/stddev): 179.9347/0.01 + date + echo Sat Aug 13 13:51:30 UTC 2011 start iteration 2 Sat Aug 13 13:51:30 UTC 2011 start iteration 2 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqrd --max-time=180 --max-requests=100000000 --num-threads=16 --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: 16 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 15 times) Done. Operations performed: 1724704 Read, 0 Write, 0 Other = 1724704 Total Read 26.317Gb Written 0b Total transferred 26.317Gb (149.71Mb/sec) 9581.60 Requests/sec executed Test execution summary: total time: 180.0017s total number of events: 1724704 total time taken by event execution: 2878.9182 per-request statistics: min: 1.27ms avg: 1.67ms max: 18.92ms approx. 95 percentile: 2.00ms Threads fairness: events (avg/stddev): 107794.0000/0.35 execution time (avg/stddev): 179.9324/0.00 + date + echo Sat Aug 13 13:54:30 UTC 2011 start iteration 3 Sat Aug 13 13:54:30 UTC 2011 start iteration 3 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqrd --max-time=180 --max-requests=100000000 --num-threads=16 --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: 16 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 15 times) Done. Operations performed: 1724696 Read, 0 Write, 0 Other = 1724696 Total Read 26.317Gb Written 0b Total transferred 26.317Gb (149.71Mb/sec) 9581.55 Requests/sec executed Test execution summary: total time: 180.0018s total number of events: 1724696 total time taken by event execution: 2878.9515 per-request statistics: min: 1.25ms avg: 1.67ms max: 13.53ms approx. 95 percentile: 2.00ms Threads fairness: events (avg/stddev): 107793.5000/0.50 execution time (avg/stddev): 179.9345/0.00 + date + echo Sat Aug 13 13:57:30 UTC 2011 start iteration 4 Sat Aug 13 13:57:30 UTC 2011 start iteration 4 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqrd --max-time=180 --max-requests=100000000 --num-threads=16 --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: 16 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 15 times) Done. Operations performed: 1724769 Read, 0 Write, 0 Other = 1724769 Total Read 26.318Gb Written 0b Total transferred 26.318Gb (149.72Mb/sec) 9581.94 Requests/sec executed Test execution summary: total time: 180.0021s total number of events: 1724769 total time taken by event execution: 2878.9203 per-request statistics: min: 1.25ms avg: 1.67ms max: 13.60ms approx. 95 percentile: 2.00ms Threads fairness: events (avg/stddev): 107798.0625/0.24 execution time (avg/stddev): 179.9325/0.01 + date + echo Sat Aug 13 14:00:30 UTC 2011 DONE TESTING direct-seqrd-16 Sat Aug 13 14:00:30 UTC 2011 DONE TESTING direct-seqrd-16 + exec