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love5264

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» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

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ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
»ØÌûÖö¥ ( ¹²ÓÐ1¸ö )

love5264

ľ³æ (ÕýʽдÊÖ)

ÒýÓûØÌû:
7Â¥: Originally posted by love5264 at 2012-05-02 15:51:39:
°²×°²ÎÕÕ£º
http://muchong.com/bbs/viewthread.php?tid=4433857&fpage=1

ÎÊÌâÒ»£º
FFLAGS= -O3 -m64 -prec-div -pc80 -pad -ip -i-static
ÎÊÌâ¶þ£º
ifort°²×°Ä¿Â¼£º/opt/intel/composer_xe_2011_sp1.9.293/
BLAS_LIBS=-L/opt/intel/composer_xe_2011_sp1.9.293/mkl/lib/intel64 -lmkl_solver_lp64 -lmkl_intel_lp64
LAPACK_LIBS=-L/opt/intel/composer_xe_2011_sp1.9.293/mkl/lib/intel64 -lmkl_sequential -lmkl_core
BLACS_LIBS=-L/opt/intel/composer_xe_2011_sp1.9.293/mkl/lib/intel64 -lmkl_blacs_openmpi_lp64
SCALAPACK_LIBS=-L/opt/intel/composer_xe_2011_sp1.9.293/mkl/lib/intel64 -lmkl_scalapack_lp64
ı¶¨¶ø¶¯
8Â¥2012-05-02 16:26:38
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
ÆÕͨ»ØÌû

love5264

ľ³æ (ÕýʽдÊÖ)

ÕÒµ½Ò»¸ö£º
$ ifort -help opt
Optimization
------------

-O1       optimize for maximum speed, but disable some optimizations which
          increase code size for a small speed benefit
-O2       optimize for maximum speed (DEFAULT)
-O3       optimize for maximum speed and enable more aggressive optimizations
          that may not improve performance on some programs
-O        same as -O2
-Os       enable speed optimizations, but disable some optimizations which
          increase code size for small speed benefit
-O0       disable optimizations
-fast     enable -xHOST -O3 -ipo -no-prec-div -static
          options set by -fast cannot be overridden with the exception of
          -xHOST, list options separately to change behavior
-Ofast    enable -O3 -no-prec-div optimizations
-fno-alias
          assume no aliasing in program
-fno-fnalias
          assume no aliasing within functions, but assume aliasing across calls
-nolib-inline
          disable inline expansion of intrinsic functions
ı¶¨¶ø¶¯
2Â¥2012-04-14 22:53:27
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
liliangfang: ½ð±Ò-1, Î¥¹æ´æµµ, ·ÇÓ¦ÖúÇëÎðÑ¡ÔñÓ¦Öú»ØÌû 2012-04-17 09:09:08
zzy870720z: Ó¦ÖúÖ¸Êý-1, ¿Û»ØÓ¦ÖúÖ¸Êý£¬Ï´Î×¢Òâ 2012-04-20 12:17:08
×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£×£¸£
3Â¥2012-04-17 08:56:04
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

lemonare

гæ (СÓÐÃûÆø)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
fzx2008: ½ð±Ò+1, лл»ØÌû½»Á÷£¡ 2012-04-25 16:00:53
love5264: »ØÌûÖö¥ 2012-04-26 20:36:19
love5264: ½ð±Ò+10, ¡ï¡ï¡ïºÜÓаïÖú, ¸ÐлÄãµÄ»Ø¸´! 2012-04-26 20:36:59
love5264: È¡ÏûÖö¥ 2012-05-02 16:27:03
ÕâÊÇÎÒÔÚÍøÉÏÕÒµ½µÄ£º
FFLAGS=-O3 -ipo -xHost -ip -prec-div -prec-sqrt -opt-prefetch -mkl=parallel
Do not use -g ( you cant debug, but if you havnt had use for it, then why
use it? )
Do not use -mp, it is a deprecated option and there are other flags that
should perform better. For instance  -prec-div -prec-sqrt.
-ipo will make the compile time a much longer process when linking in the
final step, i have seen little performance gain from this.
-xHost should be used if the machine you compile on is the same as the
excution nodes. Otherwise you should use -xSSE3 (E5000 has this).
The last -mkl=parallel enables the mkl library to use parallel execution on
some of the routines (notice that this option will not affect blacs as it is
already parallelised.). I have had better runs with it! But be aware that
you have to set the OMP_NUM_THREADS=x, otherwise it will use all available cores on the machine.
ÿһÌì¶¼ÊÇÒ»¸ö³É³¤µÄ¹ý³Ì£¡
4Â¥2012-04-25 15:58:57
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

guohuazhong

ÖÁ×ðľ³æ (Ö°Òµ×÷¼Ò)

¡ï
WDD880227: ½ð±Ò+1, ¸Ðл½»Á÷Ìáʾ 2012-04-27 08:53:10
FFLAGS=-O3 ÎҵıàÒëÆ÷£¬ÓÅ»¯¼¶±ðÉè³É-O3»áÌáʾ±»0³ýµÄÇé¿ö

» ±¾ÌûÒÑ»ñµÃµÄºì»¨£¨×îÐÂ10¶ä£©

5Â¥2012-04-25 17:50:13
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

love5264

ľ³æ (ÕýʽдÊÖ)

ËÍÏÊ»¨Ò»¶ä
ÒýÓûØÌû:
5Â¥: Originally posted by guohuazhong at 2012-04-25 17:50:13:
FFLAGS=-O3 ÎҵıàÒëÆ÷£¬ÓÅ»¯¼¶±ðÉè³É-O3»áÌáʾ±»0³ýµÄÇé¿ö

¸ÐлÄãµÄ»Ø¸´£¡
ı¶¨¶ø¶¯
6Â¥2012-04-26 20:38:34
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

love5264

ľ³æ (ÕýʽдÊÖ)

¡ï ¡ï
zzy870720z: ½ð±Ò+2, ¹ÄÀø·¢±í½â¾ö·½°¸£¬ºÇºÇ 2012-05-02 18:02:47
ı¶¨¶ø¶¯
7Â¥2012-05-02 15:51:39
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ love5264 µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 0854¿ØÖƹ¤³Ì 359Çóµ÷¼Á ¿É¿çרҵ +3 626776879 2026-03-14 8/400 2026-03-16 13:42 by Dream007008
[¿¼ÑÐ] 0703 ÎïÀí»¯Ñ§µ÷¼Á +3 ÎÒ¿ÉÒÔÉϰ¶µÄ¶Ô 2026-03-13 5/250 2026-03-16 10:50 by ÎÒ¿ÉÒÔÉϰ¶µÄ¶ÔÂ
[¿¼²©] »¶Ó­É격ͬѧÁªÏµ +3 ÌìµÀ³êÇÚ2026686 2026-03-10 7/350 2026-03-15 19:03 by ÌìµÀ³êÇÚ2026686
[¿¼ÑÐ] 297Ò»Ö¾Ô¸ÉϽ»085600Çóµ÷¼Á +5 Ö¸¼â°ËǧÀï 2026-03-14 5/250 2026-03-14 17:26 by a²»Ò×
[¿¼ÑÐ] Ò»Ö¾Ô¸¹þ¹¤´ó²ÄÁÏ324·ÖÇóµ÷¼Á +5 ãÆÐñ¶« 2026-03-14 5/250 2026-03-14 14:53 by ľ¹Ï¸à
[¿¼ÑÐ] 331Çóµ÷¼Á£¨0703Óлú»¯Ñ§ +5 ZY-05 2026-03-13 6/300 2026-03-14 10:51 by Jy?
[¿¼ÑÐ] 266Çóµ÷¼Á +4 ѧԱ97LZgn 2026-03-13 4/200 2026-03-14 08:37 by zhukairuo
[¿¼ÑÐ] 0703Çóµ÷¼Á +7 jtyq001 2026-03-10 7/350 2026-03-14 01:06 by JourneyLucky
[¿¼ÑÐ] ¸´ÊÔµ÷¼Á +9 Copy267 2026-03-10 9/450 2026-03-13 23:45 by userper
[¿¼ÑÐ] ²ÄÁÏÓ뻯¹¤£¨0856£©304ÇóBÇøµ÷¼Á +6 Çñgl 2026-03-12 7/350 2026-03-13 23:24 by Çñgl
[¿¼ÑÐ] ²ÄÁÏ371Çóµ÷¼Á +9 öùÓã? 2026-03-11 11/550 2026-03-13 22:53 by JourneyLucky
[¿¼ÑÐ] ²ÄÁÏÓ뻯¹¤304ÇóBÇøµ÷¼Á +5 Çñgl 2026-03-11 6/300 2026-03-13 22:37 by JourneyLucky
[¿¼ÑÐ] 336Çóµ÷¼Á +6 Iuruoh 2026-03-11 6/300 2026-03-13 22:06 by JourneyLucky
[¿¼ÑÐ] Çóµ÷¼Á +5 Ò»¶¨ÓÐѧÉÏ- 2026-03-12 5/250 2026-03-13 18:31 by ms629
[¿¼ÑÐ] ¿¼Ñе÷¼Á +4 ·Ò´ï46 2026-03-12 4/200 2026-03-13 16:04 by ruiyingmiao
[¿¼ÑÐ] һ־Ըɽ´ó07»¯Ñ§ 332·Ö ËÄÁù¼¶Òѹý ±¾¿ÆÉ½¶«Ë«·Ç Çóµ÷¼Á£¡ +3 ²»ÏëÀíÄã 2026-03-12 3/150 2026-03-13 14:18 by JourneyLucky
[ÂÛÎÄͶ¸å] Ͷ¸åÎÊÌâ 5+4 Ðǹâ²ÓÀÃxt 2026-03-12 6/300 2026-03-13 14:17 by god_tian
[¿¼ÑÐ] Çóµ÷¼Á ×ÊÔ´Óë»·¾³ 285 +3 δÃû¿¼Éú 2026-03-10 3/150 2026-03-13 10:31 by houyaoxu
[¿¼ÑÐ] Ò»Ö¾Ô¸ºÓº£´óѧ085900ÍÁľˮÀûר˶279Çóµ÷¼Á²»Ìôרҵ +4 SunWwWwWw 2026-03-10 8/400 2026-03-13 02:23 by SunWwWwWw
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