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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2 Final//EN">
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<H2><A NAME="s3">3. ¥¢¡¼¥­¥Æ¥¯¥Á¥ã³µÍ×</A></H2>

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<H2><A NAME="ss3.1">3.1 ¤³¤ì¤Ï¡¢¤É¤ó¤ÊÉ÷¤Ë¸«¤¨¤Þ¤¹¤«¡©</A>
</H2>

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»ä¤¿¤Á¤Ï¤½¤ì¤ò¤­¤Ã¤Á¤ê¹Ô¤¦ <CODE>sigmasqrt</CODE>
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<A HREF="Beowulf-HOWTO-6.html#sigmasqrt">source code</A> ¤ò»²¾È¤·¤Æ²¼¤µ¤¤¡Ë
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<PRE>
[jacek@beldin sigmasqrt]$ time ./sigmasqrt 1 10
22.468278

real    0m0.029s
user    0m0.001s
sys     0m0.024s
</PRE>

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<PRE>
[jacek@beldin sigmasqrt]$ time ./sigmasqrt 1 1000000000
21081851083600.559000

real    16m45.937s
user    16m43.527s
sys     0m0.108s
</PRE>
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[jacek@beldin sigmasqrt]$ mkfifo output
[jacek@beldin sigmasqrt]$ ./prun.sh &amp; time cat output | ./sum
[1] 5085
21081851083600.941000
[1]+  Done                    ./prun.sh

real    0m58.539s
user    0m0.061s
sys     0m0.206s
</PRE>
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