+ date + echo Sat Aug 13 12:35:45 UTC 2011 TESTING direct-seqrd-16 Sat Aug 13 12:35:45 UTC 2011 TESTING direct-seqrd-16 + date + echo Sat Aug 13 12:35:45 UTC 2011 start iteration 1 Sat Aug 13 12:35:45 UTC 2011 start iteration 1 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqrd --max-time=180 --max-requests=100000000 --num-threads=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: 1612866 Read, 0 Write, 0 Other = 1612866 Total Read 24.61Gb Written 0b Total transferred 24.61Gb (140Mb/sec) 8960.28 Requests/sec executed Test execution summary: total time: 180.0018s total number of events: 1612866 total time taken by event execution: 2879.0137 per-request statistics: min: 1.30ms avg: 1.79ms max: 18.06ms approx. 95 percentile: 2.31ms Threads fairness: events (avg/stddev): 100804.1250/0.33 execution time (avg/stddev): 179.9384/0.01 + date + echo Sat Aug 13 12:38:45 UTC 2011 start iteration 2 Sat Aug 13 12:38:45 UTC 2011 start iteration 2 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqrd --max-time=180 --max-requests=100000000 --num-threads=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: 1612572 Read, 0 Write, 0 Other = 1612572 Total Read 24.606Gb Written 0b Total transferred 24.606Gb (139.98Mb/sec) 8958.64 Requests/sec executed Test execution summary: total time: 180.0018s total number of events: 1612572 total time taken by event execution: 2879.0225 per-request statistics: min: 1.29ms avg: 1.79ms max: 18.26ms approx. 95 percentile: 2.31ms Threads fairness: events (avg/stddev): 100785.7500/0.43 execution time (avg/stddev): 179.9389/0.00 + date + echo Sat Aug 13 12:41:45 UTC 2011 start iteration 3 Sat Aug 13 12:41:45 UTC 2011 start iteration 3 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqrd --max-time=180 --max-requests=100000000 --num-threads=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: 1610338 Read, 0 Write, 0 Other = 1610338 Total Read 24.572Gb Written 0b Total transferred 24.572Gb (139.78Mb/sec) 8946.23 Requests/sec executed Test execution summary: total time: 180.0018s total number of events: 1610338 total time taken by event execution: 2879.0402 per-request statistics: min: 1.26ms avg: 1.79ms max: 18.18ms approx. 95 percentile: 2.31ms Threads fairness: events (avg/stddev): 100646.1250/0.33 execution time (avg/stddev): 179.9400/0.01 + date + echo Sat Aug 13 12:44:45 UTC 2011 start iteration 4 Sat Aug 13 12:44:45 UTC 2011 start iteration 4 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqrd --max-time=180 --max-requests=100000000 --num-threads=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: 1610043 Read, 0 Write, 0 Other = 1610043 Total Read 24.567Gb Written 0b Total transferred 24.567Gb (139.76Mb/sec) 8944.59 Requests/sec executed Test execution summary: total time: 180.0018s total number of events: 1610043 total time taken by event execution: 2879.0183 per-request statistics: min: 1.30ms avg: 1.79ms max: 18.12ms approx. 95 percentile: 2.31ms Threads fairness: events (avg/stddev): 100627.6875/0.46 execution time (avg/stddev): 179.9386/0.01 + date + echo Sat Aug 13 12:47:45 UTC 2011 DONE TESTING direct-seqrd-16 Sat Aug 13 12:47:45 UTC 2011 DONE TESTING direct-seqrd-16 + exec