+ date + echo Sun Aug 14 10:23:22 UTC 2011 TESTING direct-rndrd-1 Sun Aug 14 10:23:22 UTC 2011 TESTING direct-rndrd-1 + date + echo Sun Aug 14 10:23:22 UTC 2011 start iteration 1 Sun Aug 14 10:23:22 UTC 2011 start iteration 1 + sysbench --test=fileio --file-total-size=100G --file-test-mode=rndrd --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 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 read test Threads started! Time limit exceeded, exiting... Done. Operations performed: 25228 Read, 0 Write, 0 Other = 25228 Total Read 394.19Mb Written 0b Total transferred 394.19Mb (2.1899Mb/sec) 140.15 Requests/sec executed Test execution summary: total time: 180.0047s total number of events: 25228 total time taken by event execution: 179.9722 per-request statistics: min: 1.22ms avg: 7.13ms max: 67.26ms approx. 95 percentile: 11.04ms Threads fairness: events (avg/stddev): 25228.0000/0.00 execution time (avg/stddev): 179.9722/0.00 + date + echo Sun Aug 14 10:26:22 UTC 2011 start iteration 2 Sun Aug 14 10:26:22 UTC 2011 start iteration 2 + sysbench --test=fileio --file-total-size=100G --file-test-mode=rndrd --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 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 read test Threads started! Time limit exceeded, exiting... Done. Operations performed: 25280 Read, 0 Write, 0 Other = 25280 Total Read 395Mb Written 0b Total transferred 395Mb (2.1944Mb/sec) 140.44 Requests/sec executed Test execution summary: total time: 180.0052s total number of events: 25280 total time taken by event execution: 179.9730 per-request statistics: min: 1.18ms avg: 7.12ms max: 12.78ms approx. 95 percentile: 11.00ms Threads fairness: events (avg/stddev): 25280.0000/0.00 execution time (avg/stddev): 179.9730/0.00 + date + echo Sun Aug 14 10:29:22 UTC 2011 start iteration 3 Sun Aug 14 10:29:22 UTC 2011 start iteration 3 + sysbench --test=fileio --file-total-size=100G --file-test-mode=rndrd --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 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 read test Threads started! Time limit exceeded, exiting... Done. Operations performed: 25330 Read, 0 Write, 0 Other = 25330 Total Read 395.78Mb Written 0b Total transferred 395.78Mb (2.1987Mb/sec) 140.72 Requests/sec executed Test execution summary: total time: 180.0029s total number of events: 25330 total time taken by event execution: 179.9704 per-request statistics: min: 1.27ms avg: 7.11ms max: 15.33ms approx. 95 percentile: 11.00ms Threads fairness: events (avg/stddev): 25330.0000/0.00 execution time (avg/stddev): 179.9704/0.00 + date + echo Sun Aug 14 10:32:22 UTC 2011 start iteration 4 Sun Aug 14 10:32:22 UTC 2011 start iteration 4 + sysbench --test=fileio --file-total-size=100G --file-test-mode=rndrd --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 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 read test Threads started! Time limit exceeded, exiting... Done. Operations performed: 25295 Read, 0 Write, 0 Other = 25295 Total Read 395.23Mb Written 0b Total transferred 395.23Mb (2.1957Mb/sec) 140.52 Requests/sec executed Test execution summary: total time: 180.0077s total number of events: 25295 total time taken by event execution: 179.9751 per-request statistics: min: 1.30ms avg: 7.12ms max: 12.75ms approx. 95 percentile: 11.01ms Threads fairness: events (avg/stddev): 25295.0000/0.00 execution time (avg/stddev): 179.9751/0.00 + date + echo Sun Aug 14 10:35:22 UTC 2011 DONE TESTING direct-rndrd-1 Sun Aug 14 10:35:22 UTC 2011 DONE TESTING direct-rndrd-1 + exec