+ date + echo Sun Aug 14 12:12:09 UTC 2011 TESTING direct-rndrd-8 Sun Aug 14 12:12:09 UTC 2011 TESTING direct-rndrd-8 + date + echo Sun Aug 14 12:12:09 UTC 2011 start iteration 1 Sun Aug 14 12:12:09 UTC 2011 start iteration 1 + sysbench --test=fileio --file-total-size=100G --file-test-mode=rndrd --max-time=180 --max-requests=100000000 --num-threads=8 --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: 8 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... (last message repeated 7 times) Done. Operations performed: 40770 Read, 0 Write, 0 Other = 40770 Total Read 637.03Mb Written 0b Total transferred 637.03Mb (3.5381Mb/sec) 226.44 Requests/sec executed Test execution summary: total time: 180.0480s total number of events: 40770 total time taken by event execution: 1440.1113 per-request statistics: min: 0.92ms avg: 35.32ms max: 1537.83ms approx. 95 percentile: 108.10ms Threads fairness: events (avg/stddev): 5096.2500/77.08 execution time (avg/stddev): 180.0139/0.02 + date + echo Sun Aug 14 12:15:09 UTC 2011 start iteration 2 Sun Aug 14 12:15:09 UTC 2011 start iteration 2 + sysbench --test=fileio --file-total-size=100G --file-test-mode=rndrd --max-time=180 --max-requests=100000000 --num-threads=8 --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: 8 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... (last message repeated 7 times) Done. Operations performed: 40507 Read, 0 Write, 0 Other = 40507 Total Read 632.92Mb Written 0b Total transferred 632.92Mb (3.5152Mb/sec) 224.97 Requests/sec executed Test execution summary: total time: 180.0548s total number of events: 40507 total time taken by event execution: 1440.1789 per-request statistics: min: 0.39ms avg: 35.55ms max: 1522.40ms approx. 95 percentile: 107.81ms Threads fairness: events (avg/stddev): 5063.3750/73.84 execution time (avg/stddev): 180.0224/0.02 + date + echo Sun Aug 14 12:18:09 UTC 2011 start iteration 3 Sun Aug 14 12:18:09 UTC 2011 start iteration 3 + sysbench --test=fileio --file-total-size=100G --file-test-mode=rndrd --max-time=180 --max-requests=100000000 --num-threads=8 --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: 8 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... (last message repeated 7 times) Done. Operations performed: 40658 Read, 0 Write, 0 Other = 40658 Total Read 635.28Mb Written 0b Total transferred 635.28Mb (3.5284Mb/sec) 225.82 Requests/sec executed Test execution summary: total time: 180.0490s total number of events: 40658 total time taken by event execution: 1440.1397 per-request statistics: min: 0.33ms avg: 35.42ms max: 1532.03ms approx. 95 percentile: 108.65ms Threads fairness: events (avg/stddev): 5082.2500/93.79 execution time (avg/stddev): 180.0175/0.01 + date + echo Sun Aug 14 12:21:09 UTC 2011 start iteration 4 Sun Aug 14 12:21:09 UTC 2011 start iteration 4 + sysbench --test=fileio --file-total-size=100G --file-test-mode=rndrd --max-time=180 --max-requests=100000000 --num-threads=8 --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: 8 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... (last message repeated 7 times) Done. Operations performed: 40626 Read, 0 Write, 0 Other = 40626 Total Read 634.78Mb Written 0b Total transferred 634.78Mb (3.5258Mb/sec) 225.65 Requests/sec executed Test execution summary: total time: 180.0395s total number of events: 40626 total time taken by event execution: 1440.0780 per-request statistics: min: 1.39ms avg: 35.45ms max: 1532.01ms approx. 95 percentile: 107.20ms Threads fairness: events (avg/stddev): 5078.2500/69.24 execution time (avg/stddev): 180.0097/0.01 + date + echo Sun Aug 14 12:24:09 UTC 2011 DONE TESTING direct-rndrd-8 Sun Aug 14 12:24:09 UTC 2011 DONE TESTING direct-rndrd-8 + exec