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Kevin GreenanKevin Greenan
Kevin Greenan
authored and
Kevin Greenan
committed
Added performance numbers and more text to the README
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‎PERF.txt

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This reflects time_all_gfs_argv_init.sh run on a MacBook Air with 4 GB of memory and a 1.7 GHz Intel Core i5
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#uname -a
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11.4.2 Darwin Kernel Version 11.4.2: Thu Aug 23 16:25:48 PDT 2012; root:xnu-1699.32.7~1/RELEASE_X86_64 x86_64
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<Arguments to reed_sol_time_gf> <Throughput MB/s>
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_12_3_8_128_65536_-m_SPLIT_8_4_-r_SSE_- 2813.34
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_12_3_8_128_65536_-m_COMPOSITE_2_-_-r_ALTMAP_- 2808.39
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_12_3_8_128_65536_- 2797.62
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_12_3_8_128_65536_-m_SPLIT_8_4_- 2793.14
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_12_3_8_128_65536_-m_SPLIT_8_4_-r_SSE_-d_EUCLID_- 2779.97
13+
_12_3_8_128_65536_-m_SPLIT_8_4_-d_EUCLID_- 2776.50
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_12_3_8_128_65536_-m_SPLIT_8_4_-d_MATRIX_- 2762.82
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_12_3_8_128_65536_-m_SPLIT_8_4_-r_SSE_-d_MATRIX_- 2711.49
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_12_3_16_128_65536_-m_COMPOSITE_2_-_-r_ALTMAP_- 2700.11
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_12_3_16_128_65536_-m_SPLIT_16_4_-r_ALTMAP_- 2367.78
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_12_3_16_128_65536_-m_SPLIT_16_4_-r_SSE_-r_ALTMAP_-d_MATRIX_- 2365.21
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_12_3_16_128_65536_-m_SPLIT_16_4_-r_ALTMAP_-d_EUCLID_- 2364.95
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_12_3_16_128_65536_-m_SPLIT_16_4_-r_SSE_-r_ALTMAP_- 2356.81
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_12_3_16_128_65536_-m_SPLIT_16_4_-r_SSE_-r_ALTMAP_-d_EUCLID_- 2319.16
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_12_3_16_128_65536_-m_SPLIT_16_4_-r_ALTMAP_-d_MATRIX_- 2307.02
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_12_3_16_128_65536_-m_SPLIT_16_4_-r_SSE_-d_EUCLID_- 1879.46
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_12_3_16_128_65536_- 1877.06
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_12_3_16_128_65536_-m_SPLIT_16_4_-d_MATRIX_- 1868.61
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_12_3_16_128_65536_-m_SPLIT_16_4_- 1864.30
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_12_3_16_128_65536_-m_SPLIT_16_4_-r_SSE_-d_MATRIX_- 1861.95
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_12_3_16_128_65536_-m_SPLIT_16_4_-d_EUCLID_- 1854.40
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_12_3_16_128_65536_-m_SPLIT_16_4_-r_SSE_- 1850.96
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_12_3_32_128_65536_-m_COMPOSITE_2_-_-r_ALTMAP_- 1828.50
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_12_3_8_128_65536_-m_TABLE_-r_CAUCHY_- 1534.09
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_12_3_8_128_65536_-m_SPLIT_8_4_-r_CAUCHY_-d_MATRIX_- 1531.78
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_12_3_8_128_65536_-m_LOG_ZERO_EXT_-r_CAUCHY_-d_EUCLID_- 1526.97
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_12_3_8_128_65536_-m_TABLE_-r_CAUCHY_-d_EUCLID_- 1527.21
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_12_3_8_128_65536_-m_LOG_-r_CAUCHY_- 1524.65
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_12_3_8_128_65536_-m_SHIFT_-r_CAUCHY_-d_MATRIX_- 1525.47
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_12_3_8_128_65536_-m_BYTWO_b_-r_CAUCHY_-d_EUCLID_- 1525.53
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_12_3_8_128_65536_-m_LOG_ZERO_EXT_-r_CAUCHY_- 1522.80
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_12_3_8_128_65536_-m_LOG_ZERO_-r_CAUCHY_-d_EUCLID_- 1522.57
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_12_3_8_128_65536_-m_BYTWO_p_-r_CAUCHY_-d_EUCLID_- 1519.20
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_12_3_8_128_65536_-m_BYTWO_p_-r_CAUCHY_-d_MATRIX_- 1517.28
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_12_3_8_128_65536_-m_LOG_-r_CAUCHY_-d_MATRIX_- 1515.57
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_12_3_8_128_65536_-m_TABLE_-r_CAUCHY_-d_MATRIX_- 1516.30
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_12_3_8_128_65536_-m_LOG_ZERO_-r_CAUCHY_- 1516.35
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_12_3_8_128_65536_-m_LOG_ZERO_-r_CAUCHY_-d_MATRIX_- 1515.13
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_12_3_8_128_65536_-m_SHIFT_-r_CAUCHY_-d_EUCLID_- 1513.07
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_12_3_8_128_65536_-m_LOG_ZERO_EXT_-r_CAUCHY_-d_MATRIX_- 1512.42
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_12_3_8_128_65536_-m_LOG_-r_CAUCHY_-d_EUCLID_- 1510.87
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_12_3_8_128_65536_-m_BYTWO_p_-r_CAUCHY_- 1511.34
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_12_3_8_128_65536_-m_BYTWO_b_-r_CAUCHY_- 1508.70
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_12_3_8_128_65536_-m_SPLIT_8_4_-r_CAUCHY_- 1508.28
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_12_3_8_128_65536_-m_SHIFT_-r_CAUCHY_- 1504.25
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_12_3_8_128_65536_-m_SPLIT_8_4_-r_CAUCHY_-d_EUCLID_- 1499.62
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_12_3_8_128_65536_-m_BYTWO_b_-r_CAUCHY_-d_MATRIX_- 1488.90
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_12_3_32_128_65536_-m_SPLIT_32_4_-r_SSE_- 1337.74
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_12_3_32_128_65536_-m_SPLIT_32_4_-r_SSE_-d_EUCLID_- 1334.65
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_12_3_32_128_65536_-m_SPLIT_32_4_-r_SSE_-d_MATRIX_- 1326.72
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_12_3_32_128_65536_-m_SPLIT_32_4_-d_MATRIX_- 1325.45
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_12_3_32_128_65536_- 1325.80
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_12_3_32_128_65536_-m_SPLIT_32_4_-d_EUCLID_- 1325.00
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_12_3_32_128_65536_-m_SPLIT_32_4_- 1300.37
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_12_3_32_128_65536_-m_SPLIT_32_4_-r_ALTMAP_-d_MATRIX_- 1196.01
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_12_3_32_128_65536_-m_SPLIT_32_4_-r_ALTMAP_- 1196.97
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_12_3_32_128_65536_-m_SPLIT_32_4_-r_ALTMAP_-d_EUCLID_- 1193.25
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_12_3_32_128_65536_-m_SPLIT_32_4_-r_SSE_-r_ALTMAP_- 1191.37
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_12_3_32_128_65536_-m_SPLIT_32_4_-r_SSE_-r_ALTMAP_-d_EUCLID_- 1188.98
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_12_3_32_128_65536_-m_SPLIT_32_4_-r_SSE_-r_ALTMAP_-d_MATRIX_- 1187.58
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_12_3_8_128_65536_-m_TABLE_-r_DOUBLE_- 1015.70
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_12_3_8_128_65536_-m_TABLE_-r_DOUBLE_-d_EUCLID_- 999.25
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_12_3_8_128_65536_-m_TABLE_-r_DOUBLE_-d_MATRIX_- 996.35
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_12_3_16_128_65536_-m_SPLIT_16_4_-r_CAUCHY_-d_EUCLID_- 971.19
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_12_3_16_128_65536_-m_LOG_-r_CAUCHY_-d_MATRIX_- 972.08
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_12_3_16_128_65536_-m_LOG_ZERO_-r_CAUCHY_- 967.87
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_12_3_16_128_65536_-m_LOG_ZERO_-r_CAUCHY_-d_EUCLID_- 965.51
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_12_3_16_128_65536_-m_SPLIT_16_8_-r_CAUCHY_-d_MATRIX_- 965.75
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_12_3_16_128_65536_-m_LOG_ZERO_-r_CAUCHY_-d_MATRIX_- 965.41
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_12_3_16_128_65536_-m_SPLIT_16_4_-r_CAUCHY_- 966.20
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_12_3_16_128_65536_-m_SPLIT_16_8_-r_CAUCHY_-d_EUCLID_- 964.21
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_12_3_16_128_65536_-m_LOG_-r_CAUCHY_- 962.11
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_12_3_16_128_65536_-m_SPLIT_8_8_-r_CAUCHY_-d_MATRIX_- 959.53
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_12_3_16_128_65536_-m_LOG_-r_CAUCHY_-d_EUCLID_- 959.75
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_12_3_16_128_65536_-m_SPLIT_16_8_-r_CAUCHY_- 958.98
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_12_3_16_128_65536_-m_BYTWO_p_-r_CAUCHY_-d_MATRIX_- 957.03
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_12_3_16_128_65536_-m_BYTWO_b_-r_CAUCHY_-d_MATRIX_- 955.82
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_12_3_16_128_65536_-m_GROUP_4_4_-r_CAUCHY_-d_EUCLID_- 956.46
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_12_3_16_128_65536_-m_GROUP_4_4_-r_CAUCHY_- 955.41
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_12_3_16_128_65536_-m_GROUP_4_4_-r_CAUCHY_-d_MATRIX_- 955.45
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_12_3_16_128_65536_-m_SPLIT_8_8_-r_CAUCHY_-d_EUCLID_- 955.93
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_12_3_16_128_65536_-m_BYTWO_p_-r_CAUCHY_-d_EUCLID_- 952.43
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_12_3_16_128_65536_-m_BYTWO_b_-r_CAUCHY_-d_EUCLID_- 951.90
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_12_3_16_128_65536_-m_BYTWO_p_-r_CAUCHY_- 945.16
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_12_3_16_128_65536_-m_BYTWO_b_-r_CAUCHY_- 945.30
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_12_3_16_128_65536_-m_SHIFT_-r_CAUCHY_- 944.22
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_12_3_16_128_65536_-m_SHIFT_-r_CAUCHY_-d_MATRIX_- 939.66
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_12_3_16_128_65536_-m_SHIFT_-r_CAUCHY_-d_EUCLID_- 934.56
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_12_3_16_128_65536_-m_SPLIT_16_4_-r_CAUCHY_-d_MATRIX_- 917.26
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_12_3_16_128_65536_-m_SPLIT_8_8_-r_CAUCHY_- 831.63
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_12_3_16_128_65536_-m_SPLIT_16_8_- 621.13
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_12_3_16_128_65536_-m_SPLIT_16_8_-d_MATRIX_- 619.98
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_12_3_16_128_65536_-m_SPLIT_8_8_- 614.67
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_12_3_16_128_65536_-m_SPLIT_16_8_-d_EUCLID_- 603.05
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_12_3_16_128_65536_-m_SPLIT_8_8_-d_MATRIX_- 553.45
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_12_3_16_128_65536_-m_SPLIT_8_8_-d_EUCLID_- 543.90
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_12_3_8_128_65536_-m_BYTWO_b_-d_EUCLID_- 522.34
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_12_3_8_128_65536_-m_BYTWO_b_-r_SSE_- 520.97
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_12_3_8_128_65536_-m_BYTWO_b_-r_SSE_-d_MATRIX_- 520.49
107+
_12_3_8_128_65536_-m_BYTWO_b_-d_MATRIX_- 518.74
108+
_12_3_8_128_65536_-m_BYTWO_b_-r_SSE_-d_EUCLID_- 518.95
109+
_12_3_8_128_65536_-m_BYTWO_b_- 519.19
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_12_3_16_128_65536_-m_LOG_-d_MATRIX_- 485.44
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_12_3_16_128_65536_-m_LOG_- 483.58
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_12_3_16_128_65536_-m_LOG_-d_EUCLID_- 480.18
113+
_12_3_16_128_65536_-m_LOG_ZERO_-d_EUCLID_- 441.75
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_12_3_16_128_65536_-m_LOG_ZERO_-d_MATRIX_- 427.39
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_12_3_16_128_65536_-m_LOG_ZERO_- 419.07
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_12_3_32_128_65536_-m_SPLIT_8_8_-d_EUCLID_- 415.80
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_12_3_32_128_65536_-m_SPLIT_8_8_- 415.31
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_12_3_32_128_65536_-m_SPLIT_32_8_-d_EUCLID_- 416.06
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_12_3_32_128_65536_-m_BYTWO_p_-r_CAUCHY_-d_EUCLID_- 415.84
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_12_3_8_128_65536_-m_BYTWO_p_-d_MATRIX_- 416.50
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_12_3_32_128_65536_-m_SPLIT_32_8_- 416.36
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_12_3_8_128_65536_-m_BYTWO_p_-r_SSE_- 414.77
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_12_3_8_128_65536_-m_BYTWO_p_-r_SSE_-d_EUCLID_- 414.64
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_12_3_32_128_65536_-m_BYTWO_b_-r_CAUCHY_-d_EUCLID_- 415.14
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128+
_12_3_32_128_65536_-m_SPLIT_8_8_-r_CAUCHY_-d_EUCLID_- 413.76
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_12_3_32_128_65536_-m_SPLIT_32_8_-d_MATRIX_- 413.83
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_12_3_32_128_65536_-m_SPLIT_32_16_-r_CAUCHY_- 413.06
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133+
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_12_3_32_128_65536_-m_SPLIT_32_4_-r_CAUCHY_-d_MATRIX_- 412.30
136+
_12_3_32_128_65536_-m_SPLIT_32_4_-r_CAUCHY_-d_EUCLID_- 411.08
137+
_12_3_32_128_65536_-m_BYTWO_p_-r_CAUCHY_- 411.89
138+
_12_3_32_128_65536_-m_SPLIT_8_8_-r_CAUCHY_- 412.23
139+
_12_3_8_128_65536_-m_BYTWO_p_-r_SSE_-d_MATRIX_- 413.10
140+
_12_3_32_128_65536_-m_SPLIT_32_4_-r_CAUCHY_- 411.24
141+
_12_3_32_128_65536_-m_SPLIT_32_16_-r_CAUCHY_-d_EUCLID_- 411.23
142+
_12_3_32_128_65536_-m_SPLIT_32_16_-r_CAUCHY_-d_MATRIX_- 411.49
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_12_3_32_128_65536_-m_GROUP_4_4_-r_CAUCHY_-d_MATRIX_- 410.80
144+
_12_3_32_128_65536_-m_SPLIT_32_8_-r_CAUCHY_-d_EUCLID_- 409.80
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_12_3_32_128_65536_-m_SPLIT_32_8_-r_CAUCHY_- 408.72
146+
_12_3_32_128_65536_-m_SPLIT_32_8_-r_CAUCHY_-d_MATRIX_- 409.51
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_12_3_32_128_65536_-m_GROUP_4_8_-r_CAUCHY_- 409.34
148+
_12_3_8_128_65536_-m_BYTWO_p_-d_EUCLID_- 405.75
149+
_12_3_32_128_65536_-m_BYTWO_b_-r_CAUCHY_-d_MATRIX_- 406.53
150+
_12_3_32_128_65536_-m_SPLIT_8_8_-d_MATRIX_- 405.91
151+
_12_3_32_128_65536_-m_SHIFT_-r_CAUCHY_- 403.98
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_12_3_32_128_65536_-m_SHIFT_-r_CAUCHY_-d_EUCLID_- 404.79
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_12_3_32_128_65536_-m_SHIFT_-r_CAUCHY_-d_MATRIX_- 401.29
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_12_3_8_128_65536_-m_TABLE_-r_DOUBLE_-r_LAZY_-d_EUCLID_- 384.38
155+
_12_3_8_128_65536_-m_TABLE_-r_DOUBLE_-r_LAZY_- 381.47
156+
_12_3_8_128_65536_-m_TABLE_-r_DOUBLE_-r_LAZY_-d_MATRIX_- 381.49
157+
_12_3_32_128_65536_-m_GROUP_4_8_-r_CAUCHY_-d_MATRIX_- 374.88
158+
_12_3_8_128_65536_-m_LOG_ZERO_-d_MATRIX_- 349.17
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_12_3_8_128_65536_-m_LOG_ZERO_- 349.34
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_12_3_8_128_65536_-m_LOG_ZERO_EXT_-d_MATRIX_- 349.43
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_12_3_8_128_65536_-m_LOG_ZERO_-d_EUCLID_- 349.61
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_12_3_8_128_65536_-m_LOG_ZERO_EXT_- 349.71
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_12_3_8_128_65536_-m_TABLE_-d_EUCLID_- 343.28
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_12_3_8_128_65536_-m_LOG_ZERO_EXT_-d_EUCLID_- 341.73
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_12_3_8_128_65536_-m_TABLE_-d_MATRIX_- 329.42
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_12_3_16_128_65536_-m_SPLIT_16_4_-r_NOSSE_- 327.32
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_12_3_16_128_65536_-m_SPLIT_16_4_-r_NOSSE_-d_EUCLID_- 318.34
168+
_12_3_16_128_65536_-m_SPLIT_16_4_-r_NOSSE_-d_MATRIX_- 317.40
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_12_3_8_128_65536_-m_TABLE_- 316.84
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_12_3_32_128_65536_-m_COMPOSITE_2_-_- 301.69
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_12_3_8_128_65536_-m_LOG_-d_MATRIX_- 281.59
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_12_3_32_128_65536_-m_BYTWO_b_-d_EUCLID_- 97.42
216+
_12_3_32_128_65536_-m_BYTWO_b_- 97.54
217+
_12_3_32_128_65536_-m_BYTWO_p_- 86.61
218+
_12_3_32_128_65536_-m_BYTWO_p_-d_MATRIX_- 86.81
219+
_12_3_32_128_65536_-m_BYTWO_p_-r_SSE_-d_MATRIX_- 86.31
220+
_12_3_32_128_65536_-m_BYTWO_p_-d_EUCLID_- 86.70
221+
_12_3_32_128_65536_-m_BYTWO_p_-r_SSE_- 86.69
222+
_12_3_32_128_65536_-m_BYTWO_p_-r_SSE_-d_EUCLID_- 86.80
223+
_12_3_8_128_65536_-m_COMPOSITE_2_-_- 76.58
224+
_12_3_32_128_65536_-m_GROUP_4_8_-d_EUCLID_- 57.06
225+
_12_3_32_128_65536_-m_GROUP_4_8_-d_MATRIX_- 57.08
226+
_12_3_32_128_65536_-m_GROUP_4_4_-d_EUCLID_- 56.59
227+
_12_3_32_128_65536_-m_GROUP_4_4_-d_MATRIX_- 56.91
228+
_12_3_32_128_65536_-m_GROUP_4_8_- 54.68
229+
_12_3_32_128_65536_-m_BYTWO_b_-r_NOSSE_-d_EUCLID_- 50.64
230+
_12_3_32_128_65536_-m_BYTWO_b_-r_NOSSE_-d_MATRIX_- 50.55
231+
_12_3_32_128_65536_-m_BYTWO_b_-r_NOSSE_- 50.75
232+
_12_3_32_128_65536_-m_BYTWO_p_-r_NOSSE_-d_EUCLID_- 49.50
233+
_12_3_32_128_65536_-m_BYTWO_p_-r_NOSSE_- 49.14
234+
_12_3_32_128_65536_-m_BYTWO_p_-r_NOSSE_-d_MATRIX_- 47.39
235+
_12_3_8_128_65536_-m_SHIFT_-d_EUCLID_- 14.08
236+
_12_3_8_128_65536_-m_SHIFT_-d_MATRIX_- 14.39
237+
_12_3_8_128_65536_-m_SHIFT_- 14.48
238+
_12_3_16_128_65536_-m_SHIFT_-d_EUCLID_- 12.75
239+
_12_3_16_128_65536_-m_SHIFT_-d_MATRIX_- 12.74
240+
_12_3_16_128_65536_-m_SHIFT_- 12.77
241+
_12_3_32_128_65536_-m_SHIFT_-d_MATRIX_- 12.51
242+
_12_3_32_128_65536_-m_SHIFT_-d_EUCLID_- 12.50
243+
_12_3_32_128_65536_-m_SHIFT_- 12.46

‎README.nd

+41
Original file line numberDiff line numberDiff line change
@@ -20,6 +20,26 @@ The Examples directory contains the example programs.
2020

2121
The makefile assumes that Examples is a subdirectory of the home directory.
2222

23+
Installing:
24+
25+
1.) Install GF-Complete
26+
27+
2.) 'cd' to root directory of Jerasure
28+
29+
3.) Set PREFIX in ./makefile to appropriate directory (/usr/local by default)
30+
31+
4.) make
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33+
5.) make install
34+
35+
Running tests and examples:
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37+
1.) 'cd' into Examples
38+
39+
2.) make
40+
41+
See individual source file to determine what the examples do.
42+
2343
Inclusion of GF-Complete:
2444

2545
As long as GF-Complete is installed, Jerasure 2.0 can be used just as previous
@@ -138,3 +158,24 @@ For more information on how to change the backing fields for Jerasure, please re
138158
for a backing GF (uses galois_init_field and galois_init_composite_field to get gf_t
139159
pointer)
140160

161+
Performance:
162+
163+
There are two performance-based test scripts: time_all_gfs_argv_init.sh and
164+
time_all_gfs_hard_init.sh. Both scripts run the same tests, but initialize the
165+
underlying GF fields in different ways (*argv* uses reed_sol_time_gf and *hard*
166+
uses reed_sol_hard_time_gf.c).
167+
168+
You can run 'time_all_gfs_argv_init.sh' to time *all* possible GF
169+
implementations on your computer. This script requires the 'gf_methods'
170+
utility from GF-Complete to be in your PATH.
171+
172+
time_all_gfs_argv_init.sh was run on a MacBook Air and the distilled numbers
173+
are given in ./PERF.txt. The results are sorted by encoding throughput. The
174+
format of each entry reflects the arguments given to reed_sol_time_gf. For example,
175+
the test run of
176+
177+
'Examples/reed_sol_time_gf 12 3 8 128 65536 -m SPLIT 8 4 -r SSE'
178+
179+
is recorded as this in PERF.txt:
180+
181+
_12_3_8_128_65536_-m_SPLIT_8_4_-r_SSE_- 2813.34

‎README.txt

+41
Original file line numberDiff line numberDiff line change
@@ -20,6 +20,26 @@ The Examples directory contains the example programs.
2020

2121
The makefile assumes that Examples is a subdirectory of the home directory.
2222

23+
Installing:
24+
25+
1.) Install GF-Complete
26+
27+
2.) 'cd' to root directory of Jerasure
28+
29+
3.) Set PREFIX in ./makefile to appropriate directory (/usr/local by default)
30+
31+
4.) make
32+
33+
5.) make install
34+
35+
Running tests and examples:
36+
37+
1.) 'cd' into Examples
38+
39+
2.) make
40+
41+
See individual source file to determine what the examples do.
42+
2343
Inclusion of GF-Complete:
2444

2545
As long as GF-Complete is installed, Jerasure 2.0 can be used just as previous
@@ -138,3 +158,24 @@ For more information on how to change the backing fields for Jerasure, please re
138158
for a backing GF (uses galois_init_field and galois_init_composite_field to get gf_t
139159
pointer)
140160

161+
Performance:
162+
163+
There are two performance-based test scripts: time_all_gfs_argv_init.sh and
164+
time_all_gfs_hard_init.sh. Both scripts run the same tests, but initialize the
165+
underlying GF fields in different ways (*argv* uses reed_sol_time_gf and *hard*
166+
uses reed_sol_hard_time_gf.c).
167+
168+
You can run 'time_all_gfs_argv_init.sh' to time *all* possible GF
169+
implementations on your computer. This script requires the 'gf_methods'
170+
utility from GF-Complete to be in your PATH.
171+
172+
time_all_gfs_argv_init.sh was run on a MacBook Air and the distilled numbers
173+
are given in ./PERF.txt. The results are sorted by encoding throughput. The
174+
format of each entry reflects the arguments given to reed_sol_time_gf. For example,
175+
the test run of
176+
177+
'Examples/reed_sol_time_gf 12 3 8 128 65536 -m SPLIT 8 4 -r SSE'
178+
179+
is recorded as this in PERF.txt:
180+
181+
_12_3_8_128_65536_-m_SPLIT_8_4_-r_SSE_- 2813.34

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