Mercurial > hg > Members > masakoha > masa
annotate 2014/February/memo/MMAPvsDivideRead.txt @ 42:2e3a08465f8c
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author | Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp> |
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date | Sun, 09 Feb 2014 03:06:55 +0900 |
parents | 069bd7447975 |
children | fe3ef7f6a23f |
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1 [program] |
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2 [実験環境] |
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3 firefly で計測 |
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4 2*2.66 GHz, HHD 1TB, memory 16GB |
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5 読み込んだ file size : 10740996168 Byte (10GB) |
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6 |
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7 読み込んでから Task が終了するまでの時間を測定 |
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8 |
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9 divide read で一度に読み込む量 : 4*4096*1024 Byte |
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10 |
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11 |
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12 % ./fileread -file ../regex_mas/10gb.txt -cpu 12 -dr |
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13 |
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14 bm_search one task size 16k |
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15 [結果] |
39 | 16 | -SPE_ANY-|--IO_0---| |
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17 CPUNUM| MMAP BRead| DRead| |
39 | 18 2 95.865063 |
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19 3 |
39 | 20 4 104.667434 |
21 8 114.974203 | |
22 12 111.810354 147.010479 | |
23 24 99.040944 | |
24 | |
25 12 MMAP 111.810354 63.559829 77.970525 | |
26 IO_0 BRead 79.868357 115.067654 107.77211 96.924706 | |
27 SPE_NUM BRead 102.420338 120.658969 102.126428 118.725368 | |
28 | |
29 11 MMAP | |
30 IO_0 BRead 99.384507 116.714300 134.678377 97.970632 | |
31 | |
32 4 | |
33 IO_0 BRead 102.480095 | |
34 | |
35 filesize 15GB | |
36 12 | |
37 mmap 160.332098 224.448694 | |
38 IO_0 BRead 276.518567 205.553947 | |
39 | |
40
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40 |
41 | 41 [結果] |
40
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42 bm_search one task size 128k |
41 | 43 task blocks 48 |
40
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44 | |-SPE_ANY-|--IO_0---| |
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45 CPUNUM| MMAP | BRead | BRead | |
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46 1 |
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47 MMAP |
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48 second 35.713130 |
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49 IO BRead |
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50 2 |
41 | 51 MMAP 94.298429 94.268424 96.484658 |
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52 second 17.186720 |
41 | 53 IO BRead 100.222430 100.458053 94.847105 |
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54 3 |
41 | 55 MMAP 129.450665 108.940161 106.512558 |
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56 second 12.161487 |
41 | 57 SPE BRead 107.156623 |
58 IO BRead 96.690044 98.422669 95.189016 | |
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59 4 |
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60 MMAP 135.155317 142.751540 148.916697 |
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61 second 12.102094 |
41 | 62 SPE BRead 96.664415 |
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63 IO BRead 109.181394 97.955774 94.676133 |
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64 8 |
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65 MMAP 174.250825 146.720434 147.433098 |
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66 second 6.942862 |
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67 IO BRead 90.398165 91.338648 101.322919 |
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68 12 |
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69 MMAP 181.776079 148.274648 148.439857 147.485801 147.036413 |
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70 second 6.929711 |
41 | 71 SPE BRead 111.674880 94.806148 106.796695 106.796695 95.730738 |
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72 IO BRead 95.656162 117.457584 96.305392 91.637826 94.680580 |
41 | 73 |
74 bm_search one task size 64k | |
75 task blocks 48 | |
76 12 | |
77 MMAP 128.752630 130.268836 | |
78 IO BRead 97.779679 109.356311 | |
79 | |
80 bm_search one task size 256k | |
81 task blocks 48 | |
82 12 | |
83 MMAP 166.577149 148.437492 | |
84 IO BRead 107.571059 99.907239 | |
85 | |
86 bm_search one task size 512k | |
87 task blocks 48 | |
88 12 | |
89 MMAP 149.994577 138.402043 | |
90 IO BRead 94.069890 101.792784 | |
91 | |
92 bm_search one task size 128k | |
93 task blocks 24 | |
94 12 | |
95 MMAP 153.115449 | |
96 IO BRead 98.620145 | |
42 | 97 |
98 bm_search one task size 128k | |
99 task blocks 64 | |
100 12 | |
101 MMAP 153.186823 | |
102 IO BRead 95.646812 | |
103 | |
104 bm_search one task size 256k | |
105 task blocks 64 | |
106 12 | |
107 MMAP 147.430725 | |
108 IO BRead 94.544596 | |
109 | |
110 bm_search one task size 256k | |
111 task blocks 256 | |
112 12 | |
113 MMAP 150.335210 | |
114 IO BRead 111.773256 | |
115 |