+ date + echo Sat Aug 13 16:38:46 UTC 2011 TESTING direct-seqwr-1 Sat Aug 13 16:38:46 UTC 2011 TESTING direct-seqwr-1 + date + echo Sat Aug 13 16:38:46 UTC 2011 start iteration 1 Sat Aug 13 16:38:46 UTC 2011 start iteration 1 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqwr --max-time=180 --max-requests=100000000 --num-threads=1 --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: 1 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 write (creation) test Threads started! Time limit exceeded, exiting... Done. Operations performed: 0 Read, 1014013 Write, 0 Other = 1014013 Total Read 0b Written 15.473Gb Total transferred 15.473Gb (88.022Mb/sec) 5633.40 Requests/sec executed Test execution summary: total time: 180.0002s total number of events: 1014013 total time taken by event execution: 171.0250 per-request statistics: min: 0.12ms avg: 0.17ms max: 361.58ms approx. 95 percentile: 0.17ms Threads fairness: events (avg/stddev): 1014013.0000/0.00 execution time (avg/stddev): 171.0250/0.00 + date + echo Sat Aug 13 16:41:46 UTC 2011 start iteration 2 Sat Aug 13 16:41:46 UTC 2011 start iteration 2 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqwr --max-time=180 --max-requests=100000000 --num-threads=1 --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: 1 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 write (creation) test Threads started! Time limit exceeded, exiting... Done. Operations performed: 0 Read, 1059726 Write, 0 Other = 1059726 Total Read 0b Written 16.17Gb Total transferred 16.17Gb (91.99Mb/sec) 5887.36 Requests/sec executed Test execution summary: total time: 180.0002s total number of events: 1059726 total time taken by event execution: 179.0386 per-request statistics: min: 0.12ms avg: 0.17ms max: 103.42ms approx. 95 percentile: 0.17ms Threads fairness: events (avg/stddev): 1059726.0000/0.00 execution time (avg/stddev): 179.0386/0.00 + date + echo Sat Aug 13 16:44:46 UTC 2011 start iteration 3 Sat Aug 13 16:44:46 UTC 2011 start iteration 3 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqwr --max-time=180 --max-requests=100000000 --num-threads=1 --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: 1 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 write (creation) test Threads started! Time limit exceeded, exiting... Done. Operations performed: 0 Read, 1093328 Write, 0 Other = 1093328 Total Read 0b Written 16.683Gb Total transferred 16.683Gb (94.907Mb/sec) 6074.04 Requests/sec executed Test execution summary: total time: 180.0002s total number of events: 1093328 total time taken by event execution: 179.0144 per-request statistics: min: 0.11ms avg: 0.16ms max: 99.53ms approx. 95 percentile: 0.17ms Threads fairness: events (avg/stddev): 1093328.0000/0.00 execution time (avg/stddev): 179.0144/0.00 + date + echo Sat Aug 13 16:47:46 UTC 2011 start iteration 4 Sat Aug 13 16:47:46 UTC 2011 start iteration 4 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqwr --max-time=180 --max-requests=100000000 --num-threads=1 --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: 1 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 write (creation) test Threads started! Time limit exceeded, exiting... Done. Operations performed: 0 Read, 1055981 Write, 0 Other = 1055981 Total Read 0b Written 16.113Gb Total transferred 16.113Gb (91.665Mb/sec) 5866.55 Requests/sec executed Test execution summary: total time: 180.0003s total number of events: 1055981 total time taken by event execution: 179.0393 per-request statistics: min: 0.12ms avg: 0.17ms max: 130.76ms approx. 95 percentile: 0.17ms Threads fairness: events (avg/stddev): 1055981.0000/0.00 execution time (avg/stddev): 179.0393/0.00 + date + echo Sat Aug 13 16:50:46 UTC 2011 DONE TESTING direct-seqwr-1 Sat Aug 13 16:50:46 UTC 2011 DONE TESTING direct-seqwr-1 + exec