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Xref: news.ccsf.jp japan.test:3390

YAMAGUTIseisei wrote:
> PR : $B%7%s%.%e%i%j%F%#7OM-NA%a!<%k%^%,%8%sH/9T$r9=A[CW$7$F$*$j$^$9(J
> $BL5NA%a!<%k%^%,%8%sHG(J ( $BJLESM-NAHG3+;O;~BG@Z(J )
> http://mailux.com/mm_dsp.php?mm_id=MM53D8AF3589BC7
> 
> 
> $B@_7W35MW<+BN$NBe$j$K<~JU>pJs(J ( $BO@J8K]LuEy(J ) $B$r$*FO$1CW$7$F$*$j$^$9(J
> 
> 
> 
> Google $BK]Lu(J http://arxiv-vanity.com/papers/1612.00530/
> 
> ? ry $B$H$7$FDs6!$7$F$$$k$N$G!"(JPDF$B$r>\$7$/FI$`I,MW(J ry $B!#(J
> arXiv Vanity$B$O!"(J arXiv$B$N3X=QO@J8$r%l%9%]%s%7%V(JWeb$B%Z!<%8$H$7$F%l%s%@$9$k$N$G!"(JPDF $B$KHQ$o$5$l$kI,MW$O$"$j$^$;$s!#(J
> arXiv.org$B$G$3$NO@J8$rFI$s$G$/$@$5$$!#(J
> 
> 
> ? PEZY $B!>(J SC ry
> PEZY-SC$B%W%m%;%C%5>e$NIT5,B'3J;RH?I|K!$N$?$a$N%G!<%?05=L%"%k%4%j%:%`$N<BAu$HI>2A(J
> 
> Naoki Yoshifuji  , Ryo Sakamoto $B"w(J , Keigo Nitadori $B"x(J and Jun Makino $B%!(J

>  Fixstars , $B")(J141-0032 $BEl5~ETIJ@n6hBg:j(J1-11-1$BBgD.@>%?%o!<(J18F GateCity
> E$B%a!<%k!'(J yoshifujiATfixstars 
> $B"w(J Fixstars , $B")(J141-0032 $BEl5~ETIJ@n6hBg:j(J1-11-1 18F GateCity$BBg:j%&%(%9%H%?%o!<(J
> $BEE;R%a!<%k!'(J sakamotoATfixstars
> $B8=:_$N=;=j!'(J101-0052 $BEl5~ET@iBeED6h?@ED>.@nD.(J1-11 5F$B@iBeED>.@nD.%/%m%9%?(J5F$B%Z%8!<%3%s%T%e!<%F%#%s%0(J
> $B8=:_$N(J E $B%a!<%k(J $B!'(J sakamotoATpezy				? $B%W%l%<%s%H%a!<%k(J
> $B"x(J RIKEN AICS , 650-0047 $BJ<8K8)?@8M;TCf1{6h9AEgFnD.(J7-1-26 
> E$B%a!<%k!'(J keigoATriken
> $B%!(J 657-8501$B?@8M;TFg6hO;9CBf(J1-1$B?@8MBg3XM}3X8&5f2JOG@13X@l96(J	? $BOG@13X2J(J
> $BEE;R%a!<%k!'(J jmakinoATpeople.kobe-u.ac.



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http://webcache.googleusercontent.com/search?q=cache:arxiv.org/pdf/1612.00530#2
1 http://www.hpcg-benchmark.org/custom/index.html?lid=155&slid=288

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http://webcache.googleusercontent.com/search?q=cache:arxiv.org/pdf/1612.00530#3

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http://webcache.googleusercontent.com/search?q=cache:arxiv.org/pdf/1612.00530#4

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$B$7$?$,$C$F!"EvA3$N$3$H$J$,$i!"$3$l$O8=:_$N;EMM$GJQ99$5$l$F$$$^$9!#(J
? ry $B4v2?3XE*%^%k%A%0%j%C%IA0=hM}AuCV$,(J ry $B!#(J
$B#4CJ#V%5%$%/%k4v2?%^%k%A%0%j%C%IA0=hM}$,;HMQ$5$l$k!#(J
? ry $B<gMW$JA`:n!"FC$K(JSymGS ry Waxpby$B$N(J ry $B!#(J
HPCG$B%Y%s%A%^!<%/$GB,Dj$5$l$k$N$O!"<gMW$J1i;;!"FC$K!"(JSymGS$B!"(JSpMV$B!"@)8B!"1dD9!"(JDotProduct$B!"$*$h$S(JWaxpby $B!"$N%3%s%T%e!<%F%#%s%0B.EY$N2C=EJ?6Q$G$9!#(J
$BDL>o!"(JComputeSPMV$B$H(JComputeSYMGS$B$N(J2$B$D$N4X?t$,Am7W;;;~4V$r:81&$7!"%Q%U%)!<%^%s%9$r7hDj$7$^$9!#(J

Iii-B PEZY-SC$B$G$N(JHPCG$B$N<BAu(J
? ry $B$N;2>H<BAu(J ry $B!#(J
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? ry $B$N<j=g$,(J ry $B!K!#(J
$B<!$N(J6$B$D$N%W%m%7!<%8%c$,(JPEZY-SC$B$K0\?"$5$l$^$7$?!J(JPZCL$B8@8l$r;HMQ$7$F=q$-D>$5$l$^$7$?!K(J :

 * SymGS		$BBP>N(J Gauss-Seidel		? $BBP>N@-(J
 * SpMV
 * Restriction		$B@)8B(J
 * $B1dD9Jd4V(J
 * $B%I%C%H@Q(J
 * $B%Y%/%H%k$N@~7?OB(J ( Waxpby )

? ry $B$KJ]B8$5$l$^$9!#(J
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$B$=$N$?$a!"%[%9%H(JXeon$B%W%m%;%C%5$H(JPEZY-SC$B%W%m%;%C%5$N4V$G$O!"%3%s%P!<%8%'%s%9%A%'%C%/$J$I$N$?$a$KE>Aw$5$l$k>/NL$N%G!<%?$H!"%N!<%I4V$G8r49$5$l$k6-3&%G!<%?$@$1$,8r49$5$l$^$9!#(J
PZCL$B$r;H$C$?=q$-49$($O$H$F$b4JC1$G$9!#(J
? ry $B!"%9%l%C%I$NAm?t$,<B:]$K$O;HMQ2DG=$J%O!<%I%&%'%"%9%l%C%I$N?t$HF1$8(J ry $B!#(J
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? ry $BBe?t%V%m%C%/B??'=g=xIU$1(J[ ry $B!#(J
$B3J;R$N5,B'E*$J9=B$$rD>@\MxMQ$9$kJQ99$O:GE,2=CJ3,$G$O5v$5$l$J$$$N$G!"Be?t%V%m%C%/2=B??'=g=xIU$1(J[ 8 ]$B$O(JSymGS$BItJ,$K;HMQ$5$l$^$9!#(J

$BI=#1$O!"#12s$N#C#GH?I|$G<B9T$5$l$kA`:n$r<($9!#(J
4$BCJ3,$N(JV$B%5%$%/%k%^%k%A%0%j%C%IK!$,;HMQ$5$l$F$$$k$?$a!"(JSymGS$B%k!<%A%s$OH?I|$4$H$K(J7$B2s!"(JSpMV$B$O(J4$B2s8F$S=P$5$l$^$9!#(J


http://webcache.googleusercontent.com/search?q=cache:arxiv.org/pdf/1612.00530#5

? $B7+$jJV$9(J 	$BA`:n(J 			buf$B$rAw$k(J 	ry
$B7+JV$7(J 		$B=hM}(J 			Buff er$BAw?.(J 	p 	z 	$B%5%$%/%k(J

3 		FillZero 						$B"-(J
3		SymGS		 	P $B"*(J X 			X $B"*(J P 	$B"-(J ( $BLuCm(J : V $B%5%$%/%kA0=hM}A0H>(J ? )
3		SpMV			P $B"*(J X			X $B"*(J P	$B"-(J ( $BLuCm(J : V $B%5%$%/%kA0=hM}A0H>(J ? )
3		Restriction $B@)8B(J 					$B"-(J ( $BLuCm(J : V $B%5%$%/%kA0=hM}A0H>(J ? )
		FillZero 				
3 		SymGS		 	P $B"*(J X 			X $B"*(J P 	$B",(J (  $BLuCm(J : V $B%5%$%/%kA0=hM}8eH>(J ? )
3		$B1dD9Jd4V(J 						$B",(J ( $BLuCm(J : V $B%5%$%/%kA0=hM}8eH>(J ? )

		SymGS 			P $B"*(J X 			X $B"*(J P 	CG	? $BBP>N@-(J
		$B%I%C%H@Q(J						CG	?$B%I%C%H%W%m%@%/%D(J
		$B%Y%/%H%k$N@~7?OB(J ( Waxpby ) 				CG
		SpMV			P $B"*(J X		X $B"*(J P 		CG
		$B%I%C%H@Q(J						CG	?$B%I%C%H%W%m%@%/%D(J 			
		$B%Y%/%H%k$N@~7?OB(J ( Waxpby ) 				CG
		$B%Y%/%H%k$N@~7?OB(J ( Waxpby ) 				CG
		$B%I%C%H@Q(J						CG	?$B%I%C%H%W%m%@%/%D(J

$BI=#1!'(J $B#12s$N#C#GH?I|Cf$NF0:n$*$h$SDL?.!#(J
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Iv HPCG$B%Y%s%A%^!<%/7k2L(J

Iv-a $BB,Dj$5$l$?@-G=(J
? ry $B$KEk:\$5$l$F$$$k!V(JAjisai$B!W(J ry $B!#(J
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$B9g7W(J64$B8D$N(JXeon$B%N!<%I$K$=$l$>$l(J4$B$D$N(JPEZY-SC$B%W%m%;%C%5$,$"$j$^$9!#(J
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$B$7$?$,$C$F!"(J4$B$D$N(JMPI$B%W%m%;%9$,3F(JXeon$B%W%m%;%C%5>e$G<B9T$5$l$^$9!#(J
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$B%a%b%j%/%m%C%/$O(J1333 MHz$B$G$9!#(J
$B%[%9%H(JCPU$B$O(J2.3 GHz$B%/%m%C%/$G(J8$B%3%"$N(JXeon E5-2618L v3$B$G$9!#(J
? ry 32 GB or DDR4 memory,  ry .
? ry 32 GB$B$^$?$O(JDDR 4 ry $B!#(J
$B3F(JPEZY-SC$B%W%m%;%C%5$O(J32 GB$B$N(JDDR 4$B%a%b%j!"%[%9%H(JXeon$B%W%m%;%C%5$O(J128 GB$B$G$9!#(J

32 PEZY-SC$B%W%m%;%C%5$G$O!"(JHPCG 3.0$BI>2A$GC#@.$5$l$?%Q%U%)!<%^%s%9$O(J168.06 Gflops$B$G$9!J(JHPCG 2.4$BI>2A$G$O(J189.15 Gflops$B!K!#(J
$B;HMQ$5$l$kLdBj%5%$%:$O!"(J $B!J(J $B#7#0#4!"#7#0#4!"#3#5#2(J $B!K$NBg0hE*LdBj%5%$%:$KBP$7$F!"(J $B#4(J $B%i(J $B#4(J $B%i(J $B#2%W%m%;%C%5%0%j%C%I$rM-$9$k#1#7#6(J $B%i(J $B#3%m!<%+%k%0%j%C%I$G$"$k!#(J

$B$3$NFCDj$NLdBj%5%$%:$K$D$$$F!"(JHPCG$B$O@53N$K(J50$B2s$NH?I|8e$N<}B+$rJs9p$7$^$7$?!#(J

$B<B9T;~4V$NFbLu$r?^(J1$B$K<($7$^$9!#(J
? $B$$$D$b$N$h$&$K!"(J ry $B!#(J
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$B$3$l$i(J2$B$D$N%;%/%7%g%s$NB.EY$O!"$=$l$>$l(J238.4 Gflops$B$H(J217.6 Gflops$B$G$9!#(J
MPI$B%W%m%;%9$4$H!J$^$?$O(JPEZY-SC$B%W%m%;%C%5$4$H!K$N%Q%U%)!<%^%s%9$r7W;;$9$k$H!"(J7.45 Gflops$B$H(J6.80 Gflops$B$G$9!#(J


SymGS,					56.34%
SpMV, 					25.86%
$B%I%C%H@Q(J ,				6.22%
$B%Y%/%H%k$N@~7?OB(J ( WAXPBY ) ,		5.91%
$B1dD9Jd4V(J ,				4.00%
Restriction $B@)8B(J ,			1.67%

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MPI$B%W%m%;%9$"$?$j$NLdBj%5%$%:$OF1$8$G$9!#(J
SpMV$B$*$h$S(JSymGS$B%;%/%7%g%s$NB.EY$O!"$=$l$>$l(J9.47 Gflops$B$*$h$S(J8.08 Gflops$B$G$9!#(J
? ry $BLs(J20$B!s$K$J$j$^$9!#(J
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$B$7$?$,$C$F!"(J x Gflops$B$NB.EY$rC#@.$9$k$?$a$KI,MW$J%a%b%jFI$_<h$jBS0hI}$O!"C1=c$K!J(J x / 2 $B!K(J $B%i(J 12 = 6 x GB / s$B$GM?$($i$l$^$9!#(J
$B$7$?$,$C$F!"(J11.6 Gflops$B$O(J70 GB /$BIC$NFI$_<h$j%Q%U%)!<%^%s%9$r0UL#$7$^$9!#(J

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$B$7$?$,$C$F!"(JSpMV$B$GC#@.2DG=$J%T!<%/@-G=$OLs(J12.5 Gflops$B$G$9!#(J
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http://webcache.googleusercontent.com/search?q=cache:arxiv.org/pdf/1612.00530#6

V $B%G!<%?05=L(J/$B2rE`$rMQ$$$?(JSpMV$B>h;;$N<BAu$H$=$N@-G=(J

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? ry $B$h$&$K!"L@<(E*$K6X;_$5$l$F$$$J$$I,MW(J ry $B$?$a$N#1$D$N<B:]E*$J2DG=@-$O!"(J ry $B!#(J
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http://webcache.googleusercontent.com/search?q=cache:arxiv.org/pdf/1612.00530#7

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
for(int i=0;i < n; i++){		? $B;d(J	? $B;d(J
	y[i] = 0;
	const int type = columnDiffType[i];
	int idx = 0;
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		valueIdx++){
		const double a ij = value[valueIdx];		? $B%@%V%k(J
		for(;idx < valueIdxEnd[i][valueIdx]; idx++){
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			const double x j = x[j];		? $B%@%V%k(J
			y[i] += a ij  x j;
		}
	}
}

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$BJBNs=hM}$N$?$a$N%"%k%4%j%:%`$H%"!<%-%F%/%A%c!'(J
$BBh(J14$B2s9q:]2q5D!"(JICA3PP 2014$B!"BgO"!"Cf9q!"(J2014$BG/(J8$B7n(J2427$BF|!#(J 
$B!"%Q!<%H(JI$B!#(JCham$B!'(JSpringer International Publishing$B!"(J2014$B!"(Jch$B!#(J
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? $B!V(J ry $B8{G[$N8zN(E*(J ry $B<BAu%Y%s%A%^!<%/$HHs(J ry $B1~MQ!"!W(J
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$B#I#E#E#E%W%l%9!"#2#0#1#4G/!"#9#4#5(J$B#9#5#5JG!#(J
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? ry $B%7%9%F%`9)3XIt!"%3%s%T%e!<%?9)3X2J!#(JRep ry
$B%F%M%7!<Bg3X!"EE;R9)3X$H%3%s%T%e!<%?%5%$%(%s%92J!#(JRep$B!#(J15-736$B!"(J2015$B!#(J
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$B!J(J2015$BG/(J8$B7n!K(J
? $B%Z%8!<(JSC$B$N>R2p(J
PEZY-SC$B$N8f>R2p(J
[$B%*%s%i%$%s(J]$B!#F~<j2DG=!'(J http://accc.riken.jp/wp-content/uploads/2015/09/ishii.pdf

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? ry $B$*$1$kJBNs%^%k%A%9%l%C%I%9%Q!<%9;03Q%=%k%P!<$N$?$a$NBe?t%V%m%C%/%^%k%A(J ry $B!"(J
"ICCG$BK!$K$*$1$k%9%Q!<%9(J Triangular Solver $B$N$?$a$NJBNs%^%k%A%9%l%C%I$JBe?t%V%m%C%/2=%^%k%A%+%i!<=g=xIU$1K!(J"$B!"(J
$BJBNsJ,;6=hM}%7%s%]%8%&%`!J(JIPDPS$B!K!"(J 2012 IEEE 26th International$B!">e3$!"#2#0#1#2G/!"#4#7#4(J$B#4#8#3JG!#(J
? $BEZ0f!'(J ry
doi $B!'(J10.1109 / IPDPS.2012.51

* $B!N#9!O(J $B#W!%#H#a#c#k#b#u#s#c#h!"#B!%#N!%#K#h#o#r#o#m#s#k#i#j!"$*$h$S#R!%#K#r#i#e#m#a#n#n!"(J
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$B!V(J H $B9TNs6a;w$K4p$E$/%I%a%$%sJ,2r$K$h$kD>@\(J Schur $BJd85K!!W!"(J
$B!V%3%s%T%e!<%F%#%s%0$*$h$S2D;k2=$K$*$1$k2J3X!W!"#v#o#l!#(J8$B!"$$$$$(!##3!"#p#p!%#1#7#9(J$B#1#8#8!$#2#0#0#5!#(J
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? ry vol$B!#(J1$B!#(J1$B!"$$$$$(!#(J2014$BG/(J2$B7n(J2$BF|!#(J
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IEICE Trans$B!#4pACJT!"(Jvol$B!#(J96$B!"$$$$$(!#(J12$B!"(Jpp$B!#(J2351-2359$B!"(J2013$B!#(J
[$B%*%s%i%$%s(J]$B!#F~<j2DG=!'(J http://ci.nii.ac.jp/naid/130003385283/en/

* [12] AR Alameldeen$B$H(JDA$B%&%C%I!"(J
$B!V9b@-G=%W%m%;%C%5$N$?$a$NE,1~7?%-%c%C%7%e05=L!W!"(J
? ry $B%7%s%]%8%&%`O@J8=8!"(J ry 
$BBh(J31$B2s%3%s%T%e!<%?%"!<%-%F%/%A%c9q:]%7%s%]%8%&%`$N5D;vO?!"(Jser$B!#(JISCA '04$B!#%o%7%s%H%s(JDC$B!"JF9q!'(J
IEEE Computer Society$B!"(J2004$BG/!"(J212$BJG!#(J
[$B%*%s%i%$%s(J]$B!#F~<j2DG=!'(J http://dl.acm.org/citation.cfm?id=998680.1006719

* $B!N#1#3!O(J $B#M!%#E#k#m#a#n$*$h$S#P!%#S#t#e#n#s#t#r#o#m!"(J
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$BBh#3#22s%3%s%T%e!<%?%"!<%-%F%/%A%c$K4X$9$kG/<!9q:]%7%s%]%8%&%`$N5D;vO?!"#s#e#r!#(JISCA '05$B!#%o%7%s%H%s(JDC$B!"JF9q!'(J
IEEE Computer Society$B!"(J2005$BG/!"(J7485$B%Z!<%8!#(J
[$B%*%s%i%$%s(J]$B!#F~<j2DG=!'(J http://dx.doi.org/10.1109/ISCA.2005.6


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> -- 
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> $B;0I)(J UFJ $B6d9T(J $BJ??K;YE9(J ( $BIa(J ) 0111481 $B%d%^%0%A%;%$%;%$(J
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> Yahoo pt 1362821068616323 Rakuten pt 1100-3310-4065-1717
> http://yahoo.jp/HsDIGs?#_2TB_0S03224



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$BD{@5(J : HarmonyOS $B%m%s%A%$%Y%s%H(J $B%U%!!<%&%'%$%G%Y%m%C%Q%+%s%U%!%l%s%9(J 2019


>$BA4%7%J%j%*BP1~$JJ,;6(J OS $B$N!"$b$&(J1$B$D$NMxE@$O6&M-%(%3%7%9%F%`$r;}$D$3$H$G$9!#(J
