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2008-06-24 |
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¾È³çÇϼ¼¿ä. Àú´Â CPLEX Interactive Optimizer 11.1.0À» ÀÌ¿ëÇϰí ÀÖ½À´Ï´Ù. parallel optimizer¸¦ ÀÌ¿ëÇÏ¿© ¹®Á¦¸¦ ÇØ°áÇÏ·Á°í Çϰí Àִµ¥¿ä...Å©°Ô µÎ°¡Áö ±Ã±ÝÁõÀ» °¡Áö°í ÀÖ½À´Ï´Ù. 1. ¾î¶»°Ô ¹®Á¦¸¦ Ç®¾î¾ß ÇÏ´ÂÁö¿ä. Á¦°¡ ¸Þ´º¾óÀ» ÅëÇØ¼ º» ¹Ù¿¡ ÀÇÇϸé.. set parallel -1 set threads mipopt ¸í·É¾î·Î ÇØ°áÇÏ·Á°í Çϸé.. °á°úÆÄÀÏ¿¡´Â ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Tried aggregator 1 time. MIP Presolve modified 75 coefficients. Reduced MIP has 499 rows, 391 columns, and 2121 nonzeros. Presolve time = 0.00 sec. Clique table members: 103. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 0.01 sec. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~` À§¿Í °°ÀÌ Ç×»ó parallel mode: noneÀ̶ó°í ³ª¿É´Ï´Ù. set parallel ¿¡¼ mode¸¦ 1·Î º¯°æÇصµ °°Àº ÀÏÀÌ ÀϾ´Ï´Ù.
2. set threads¿¡¼..¸Þ´º¾ó¿¡ ÀÇÇϸé 1º¸´Ù Å« ¼ö·Î ÇØ¾ß parallel ÇÏ°Ô Ç® ¼ö ÀÖ´Ù°í Çϴµ¥..set threads ´ÙÀ½ 1º¸´Ù Å«¼ö°¡ ÀüÇô ³Ö¾î ÁöÁö ¾Ê°í "No value can be greater than one"À̶ó°í ³ª¿É´Ï´Ù. ÀÌ·²°æ¿ì ÇØ°á ¹æ¹ýÀº ¾î¶»°Ô µÇ¾î¾ß µÇ³ª¿ä.
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