+ date + echo Sat Aug 13 21:20:11 UTC 2011 TESTING direct-rndwr-32 Sat Aug 13 21:20:11 UTC 2011 TESTING direct-rndwr-32 + date + echo Sat Aug 13 21:20:11 UTC 2011 start iteration 1 Sat Aug 13 21:20:11 UTC 2011 start iteration 1 + sysbench --test=fileio --file-total-size=100G --file-test-mode=rndwr --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 Number of random requests for random IO: 100000000 Read/Write ratio for combined random IO test: 1.50 Calling fsync() at the end of test, Enabled. Using synchronous I/O mode Doing random write test Threads started! Time limit exceeded, exiting... (last message repeated 31 times) Done. Operations performed: 0 Read, 25500 Write, 0 Other = 25500 Total Read 0b Written 398.44Mb Total transferred 398.44Mb (2.2111Mb/sec) 141.51 Requests/sec executed Test execution summary: total time: 180.2015s total number of events: 25500 total time taken by event execution: 5763.2186 per-request statistics: min: 0.58ms avg: 226.01ms max: 10166.36ms approx. 95 percentile: 560.15ms Threads fairness: events (avg/stddev): 796.8750/9.13 execution time (avg/stddev): 180.1006/0.06 + date + echo Sat Aug 13 21:23:11 UTC 2011 start iteration 2 Sat Aug 13 21:23:11 UTC 2011 start iteration 2 + sysbench --test=fileio --file-total-size=100G --file-test-mode=rndwr --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 Number of random requests for random IO: 100000000 Read/Write ratio for combined random IO test: 1.50 Calling fsync() at the end of test, Enabled. Using synchronous I/O mode Doing random write test Threads started! Time limit exceeded, exiting... (last message repeated 31 times) Done. Operations performed: 0 Read, 25112 Write, 0 Other = 25112 Total Read 0b Written 392.38Mb Total transferred 392.38Mb (2.1798Mb/sec) 139.50 Requests/sec executed Test execution summary: total time: 180.0087s total number of events: 25112 total time taken by event execution: 5760.0173 per-request statistics: min: 0.83ms avg: 229.37ms max: 10388.06ms approx. 95 percentile: 685.99ms Threads fairness: events (avg/stddev): 784.7500/11.55 execution time (avg/stddev): 180.0005/0.00 + date + echo Sat Aug 13 21:26:11 UTC 2011 start iteration 3 Sat Aug 13 21:26:11 UTC 2011 start iteration 3 + sysbench --test=fileio --file-total-size=100G --file-test-mode=rndwr --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 Number of random requests for random IO: 100000000 Read/Write ratio for combined random IO test: 1.50 Calling fsync() at the end of test, Enabled. Using synchronous I/O mode Doing random write test Threads started! Time limit exceeded, exiting... (last message repeated 31 times) Done. Operations performed: 0 Read, 24662 Write, 0 Other = 24662 Total Read 0b Written 385.34Mb Total transferred 385.34Mb (2.1226Mb/sec) 135.85 Requests/sec executed Test execution summary: total time: 181.5447s total number of events: 24662 total time taken by event execution: 5781.5677 per-request statistics: min: 0.53ms avg: 234.43ms max: 9097.69ms approx. 95 percentile: 628.76ms Threads fairness: events (avg/stddev): 770.6875/11.44 execution time (avg/stddev): 180.6740/0.24 + date + echo Sat Aug 13 21:29:13 UTC 2011 start iteration 4 Sat Aug 13 21:29:13 UTC 2011 start iteration 4 + sysbench --test=fileio --file-total-size=100G --file-test-mode=rndwr --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 Number of random requests for random IO: 100000000 Read/Write ratio for combined random IO test: 1.50 Calling fsync() at the end of test, Enabled. Using synchronous I/O mode Doing random write test Threads started! Time limit exceeded, exiting... (last message repeated 31 times) Done. Operations performed: 0 Read, 24490 Write, 0 Other = 24490 Total Read 0b Written 382.66Mb Total transferred 382.66Mb (2.1238Mb/sec) 135.92 Requests/sec executed Test execution summary: total time: 180.1730s total number of events: 24490 total time taken by event execution: 5762.6925 per-request statistics: min: 0.69ms avg: 235.31ms max: 10008.50ms approx. 95 percentile: 640.16ms Threads fairness: events (avg/stddev): 765.3125/13.01 execution time (avg/stddev): 180.0841/0.05 + date + echo Sat Aug 13 21:32:13 UTC 2011 DONE TESTING direct-rndwr-32 Sat Aug 13 21:32:13 UTC 2011 DONE TESTING direct-rndwr-32 + sleep 45 + date + mail -s rndwr benchmarks done tsuna@stumbleupon.com + cd /mnt/hitachi/tsuna + exec