+ date + echo Sat Aug 13 17:38:46 UTC 2011 TESTING direct-seqwr-32 Sat Aug 13 17:38:46 UTC 2011 TESTING direct-seqwr-32 + date + echo Sat Aug 13 17:38:46 UTC 2011 start iteration 1 Sat Aug 13 17:38:46 UTC 2011 start iteration 1 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqwr --max-time=180 --max-requests=100000000 --num-threads=32 --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: 32 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... (last message repeated 31 times) Done. Operations performed: 0 Read, 300905 Write, 0 Other = 300905 Total Read 0b Written 4.5914Gb Total transferred 4.5914Gb (26.115Mb/sec) 1671.38 Requests/sec executed Test execution summary: total time: 180.0338s total number of events: 300905 total time taken by event execution: 5757.3374 per-request statistics: min: 0.12ms avg: 19.13ms max: 580.64ms approx. 95 percentile: 133.14ms Threads fairness: events (avg/stddev): 9403.2812/8300.31 execution time (avg/stddev): 179.9168/0.01 + date + echo Sat Aug 13 17:41:46 UTC 2011 start iteration 2 Sat Aug 13 17:41:46 UTC 2011 start iteration 2 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqwr --max-time=180 --max-requests=100000000 --num-threads=32 --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: 32 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... (last message repeated 31 times) Done. Operations performed: 0 Read, 298217 Write, 0 Other = 298217 Total Read 0b Written 4.5504Gb Total transferred 4.5504Gb (25.877Mb/sec) 1656.14 Requests/sec executed Test execution summary: total time: 180.0676s total number of events: 298217 total time taken by event execution: 5757.5605 per-request statistics: min: 0.12ms avg: 19.31ms max: 686.04ms approx. 95 percentile: 170.84ms Threads fairness: events (avg/stddev): 9319.2812/5833.11 execution time (avg/stddev): 179.9238/0.01 + date + echo Sat Aug 13 17:44:46 UTC 2011 start iteration 3 Sat Aug 13 17:44:46 UTC 2011 start iteration 3 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqwr --max-time=180 --max-requests=100000000 --num-threads=32 --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: 32 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... (last message repeated 31 times) Done. Operations performed: 0 Read, 286477 Write, 0 Other = 286477 Total Read 0b Written 4.3713Gb Total transferred 4.3713Gb (24.86Mb/sec) 1591.06 Requests/sec executed Test execution summary: total time: 180.0538s total number of events: 286477 total time taken by event execution: 5758.2526 per-request statistics: min: 0.12ms avg: 20.10ms max: 566.08ms approx. 95 percentile: 164.52ms Threads fairness: events (avg/stddev): 8952.4062/6051.24 execution time (avg/stddev): 179.9454/0.01 + date + echo Sat Aug 13 17:47:46 UTC 2011 start iteration 4 Sat Aug 13 17:47:46 UTC 2011 start iteration 4 + sysbench --test=fileio --file-total-size=100G --file-test-mode=seqwr --max-time=180 --max-requests=100000000 --num-threads=32 --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: 32 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... (last message repeated 31 times) Done. Operations performed: 0 Read, 258868 Write, 0 Other = 258868 Total Read 0b Written 3.95Gb Total transferred 3.95Gb (22.47Mb/sec) 1438.06 Requests/sec executed Test execution summary: total time: 180.0116s total number of events: 258868 total time taken by event execution: 5757.0117 per-request statistics: min: 0.12ms avg: 22.24ms max: 479.74ms approx. 95 percentile: 181.82ms Threads fairness: events (avg/stddev): 8089.6250/5446.77 execution time (avg/stddev): 179.9066/0.00 + date + echo Sat Aug 13 17:50:46 UTC 2011 DONE TESTING direct-seqwr-32 Sat Aug 13 17:50:46 UTC 2011 DONE TESTING direct-seqwr-32 + sleep 45 + date + mail -s seqwr benchmarks done tsuna@stumbleupon.com + cd /mnt/hitachi/tsuna + exec