+ date + echo Sat Aug 13 15:26:00 UTC 2011 TESTING direct-seqwr-1 Sat Aug 13 15:26:00 UTC 2011 TESTING direct-seqwr-1 + date + echo Sat Aug 13 15:26:00 UTC 2011 start iteration 1 Sat Aug 13 15:26:00 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, 938987 Write, 0 Other = 938987 Total Read 0b Written 14.328Gb Total transferred 14.328Gb (81.509Mb/sec) 5216.59 Requests/sec executed Test execution summary: total time: 180.0002s total number of events: 938987 total time taken by event execution: 171.7375 per-request statistics: min: 0.12ms avg: 0.18ms max: 341.81ms approx. 95 percentile: 0.18ms Threads fairness: events (avg/stddev): 938987.0000/0.00 execution time (avg/stddev): 171.7375/0.00 + date + echo Sat Aug 13 15:29:00 UTC 2011 start iteration 2 Sat Aug 13 15:29:00 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, 982528 Write, 0 Other = 982528 Total Read 0b Written 14.992Gb Total transferred 14.992Gb (85.289Mb/sec) 5458.48 Requests/sec executed Test execution summary: total time: 180.0002s total number of events: 982528 total time taken by event execution: 179.1564 per-request statistics: min: 0.13ms avg: 0.18ms max: 120.08ms approx. 95 percentile: 0.18ms Threads fairness: events (avg/stddev): 982528.0000/0.00 execution time (avg/stddev): 179.1564/0.00 + date + echo Sat Aug 13 15:32:00 UTC 2011 start iteration 3 Sat Aug 13 15:32:00 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, 977145 Write, 0 Other = 977145 Total Read 0b Written 14.91Gb Total transferred 14.91Gb (84.821Mb/sec) 5428.57 Requests/sec executed Test execution summary: total time: 180.0005s total number of events: 977145 total time taken by event execution: 179.1264 per-request statistics: min: 0.13ms avg: 0.18ms max: 133.74ms approx. 95 percentile: 0.18ms Threads fairness: events (avg/stddev): 977145.0000/0.00 execution time (avg/stddev): 179.1264/0.00 + date + echo Sat Aug 13 15:35:00 UTC 2011 start iteration 4 Sat Aug 13 15:35:00 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, 1215101 Write, 0 Other = 1215101 Total Read 0b Written 18.541Gb Total transferred 18.541Gb (105.48Mb/sec) 6750.55 Requests/sec executed Test execution summary: total time: 180.0002s total number of events: 1215101 total time taken by event execution: 178.9608 per-request statistics: min: 0.12ms avg: 0.15ms max: 140.94ms approx. 95 percentile: 0.14ms Threads fairness: events (avg/stddev): 1215101.0000/0.00 execution time (avg/stddev): 178.9608/0.00 + date + echo Sat Aug 13 15:38:00 UTC 2011 DONE TESTING direct-seqwr-1 Sat Aug 13 15:38:00 UTC 2011 DONE TESTING direct-seqwr-1 + exec