+ date + echo Sat Aug 13 20:06:52 UTC 2011 TESTING direct-rndwr-32 Sat Aug 13 20:06:52 UTC 2011 TESTING direct-rndwr-32 + date + echo Sat Aug 13 20:06:52 UTC 2011 start iteration 1 Sat Aug 13 20:06:52 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, 40573 Write, 0 Other = 40573 Total Read 0b Written 633.95Mb Total transferred 633.95Mb (3.5197Mb/sec) 225.26 Requests/sec executed Test execution summary: total time: 180.1149s total number of events: 40573 total time taken by event execution: 5761.7644 per-request statistics: min: 0.21ms avg: 142.01ms max: 8540.46ms approx. 95 percentile: 263.45ms Threads fairness: events (avg/stddev): 1267.9062/15.65 execution time (avg/stddev): 180.0551/0.03 + date + echo Sat Aug 13 20:09:52 UTC 2011 start iteration 2 Sat Aug 13 20:09:52 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, 41112 Write, 0 Other = 41112 Total Read 0b Written 642.38Mb Total transferred 642.38Mb (3.4514Mb/sec) 220.89 Requests/sec executed Test execution summary: total time: 186.1214s total number of events: 41112 total time taken by event execution: 5885.9156 per-request statistics: min: 0.20ms avg: 143.17ms max: 8712.02ms approx. 95 percentile: 258.15ms Threads fairness: events (avg/stddev): 1284.7500/10.59 execution time (avg/stddev): 183.9349/1.06 + date + echo Sat Aug 13 20:12:58 UTC 2011 start iteration 3 Sat Aug 13 20:12:58 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, 40624 Write, 0 Other = 40624 Total Read 0b Written 634.75Mb Total transferred 634.75Mb (3.5243Mb/sec) 225.55 Requests/sec executed Test execution summary: total time: 180.1071s total number of events: 40624 total time taken by event execution: 5761.4838 per-request statistics: min: 0.20ms avg: 141.82ms max: 7501.95ms approx. 95 percentile: 265.27ms Threads fairness: events (avg/stddev): 1269.5000/16.72 execution time (avg/stddev): 180.0464/0.03 + date + echo Sat Aug 13 20:15:58 UTC 2011 start iteration 4 Sat Aug 13 20:15:58 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, 40088 Write, 0 Other = 40088 Total Read 0b Written 626.38Mb Total transferred 626.38Mb (3.478Mb/sec) 222.59 Requests/sec executed Test execution summary: total time: 180.0981s total number of events: 40088 total time taken by event execution: 5761.4158 per-request statistics: min: 0.19ms avg: 143.72ms max: 8059.66ms approx. 95 percentile: 261.02ms Threads fairness: events (avg/stddev): 1252.7500/17.03 execution time (avg/stddev): 180.0442/0.03 + date + echo Sat Aug 13 20:18:59 UTC 2011 DONE TESTING direct-rndwr-32 Sat Aug 13 20:18:59 UTC 2011 DONE TESTING direct-rndwr-32 + sleep 45 + cd /mnt/seagate/tsuna + exec