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macros/ssd-tiobench

Created May 1, 2009 07:16
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ssd-tiobench
Run #1: /usr/bin/tiotest -t 8 -f 4096 -r 500 -b 4096 -d . -TTT
Unit information
================
File size = megabytes
Blk Size = bytes
Rate = megabytes per second
CPU% = percentage of CPU used during the test
Latency = milliseconds
Lat% = percent of requests that took longer than X seconds
CPU Eff = Rate divided by CPU% - throughput per cpu load
Sequential Reads
File Blk Num Avg Maximum Lat% Lat% CPU
Identifier Size Size Thr Rate (CPU%) Latency Latency >2s >10s Eff
---------------------------- ------ ----- --- ------ ------ --------- ----------- -------- -------- -----
2.6.27-11-generic 32768 4096 1 454.55 49.38% 0.008 78.83 0.00000 0.00000 920
2.6.27-11-generic 32768 4096 4 365.92 148.5% 0.042 321.21 0.00000 0.00000 246
2.6.27-11-generic 32768 4096 8 360.42 280.5% 0.082 602.36 0.00000 0.00000 128
Random Reads
File Blk Num Avg Maximum Lat% Lat% CPU
Identifier Size Size Thr Rate (CPU%) Latency Latency >2s >10s Eff
---------------------------- ------ ----- --- ------ ------ --------- ----------- -------- -------- -----
2.6.27-11-generic 32768 4096 1 27.22 7.664% 0.143 0.69 0.00000 0.00000 355
2.6.27-11-generic 32768 4096 4 77.62 127.1% 0.178 0.75 0.00000 0.00000 61
2.6.27-11-generic 32768 4096 8 143.09 457.9% 0.188 1.94 0.00000 0.00000 31
Sequential Writes
File Blk Num Avg Maximum Lat% Lat% CPU
Identifier Size Size Thr Rate (CPU%) Latency Latency >2s >10s Eff
---------------------------- ------ ----- --- ------ ------ --------- ----------- -------- -------- -----
2.6.27-11-generic 32768 4096 1 195.09 32.97% 0.019 4415.15 0.00001 0.00000 592
2.6.27-11-generic 32768 4096 4 194.92 151.3% 0.075 5757.85 0.00001 0.00000 129
2.6.27-11-generic 32768 4096 8 195.09 294.5% 0.144 21181.57 0.00010 0.00006 66
Random Writes
File Blk Num Avg Maximum Lat% Lat% CPU
Identifier Size Size Thr Rate (CPU%) Latency Latency >2s >10s Eff
---------------------------- ------ ----- --- ------ ------ --------- ----------- -------- -------- -----
2.6.27-11-generic 32768 4096 1 137.71 31.72% 0.005 0.02 0.00000 0.00000 434
2.6.27-11-generic 32768 4096 4 143.97 158.4% 0.030 3.55 0.00000 0.00000 91
2.6.27-11-generic 32768 4096 8 157.41 793.9% 0.010 0.30 0.00000 0.00000 20
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