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To: FreeBSD-net-jp@jp.freebsd.org
From: =?iso-2022-jp?B?GyRCQ2ZnSjBsR24bKEI=?= <nakadai@symbio.jst.go.jp>
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Date: Mon, 22 Nov 1999 22:55:15 +0900 (JST)
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X-Distribute: distribute version 2.1 (Alpha) patchlevel 24e+990727
X-Sequence: FreeBSD-net-jp 2104
Subject: [FreeBSD-net-jp 2104] 21143 chip performance is bad.
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$B$J$+$@$$$H?=$7$^$9!#(B

$B8N$"$C$F!"(BLinux$B$H(BFreeBSD$B$G%M%C%H%o!<%/%Q%U%)!<%^%s%9$NI>2A$r$7$h$&$H;W$C(B
$B$F!"<B83$7$F$_$?$N$G$9$,!"0J2<$N(B3$BE@$,7k2L$H$7$F$G$F$-$^$7$?(B($B$3$N7k2L$O(B
$B%A%C%W$N0c$$$K$h$k$b$N$J$N$+@=B$%a!<%+$N0c$$$K$h$k$b$N$+$^$G$O$-$j$o$1(B
$B$F$^$;$s$,!"$H$j$"$($:(BFreeBSD$B$,G'<1$9$k%A%C%WL>$H$7$F=q$$$F$*$-$^$9(B)$B!#(B

1. 21143 pass4.1 $B$H$7$FG'<1$5$l$k(B100BaseTX$B$N(BNIC$B$O(BFreeBSD$B$G$O@-G=$,=P$J$$!)(B
2. 21143 pass3.0 $B$b$7$/$O(B 21140 pass2.1$B$J$i(BFreeBSD$B$G$b@-G=$,=P$k(B
3. FreeBSD3.3$B$N(BFTP$B$KLdBj$,$"$k!)(B($B>/$J$/$H$b(B2114X$B%A%C%W$G$O(B!$B!)(B)

1,3$B$N7o$K$D$$$F>pJs$r$*;}$A$NJ}!"$b$7$/$OB.$/$9$kJ}K!$r$4B8CN$NJ}$,$$$i$C(B
$B$7$c$l$P>pJs$r$*4j$$$$$?$7$^$9!#(B

$B0J2<!"<B83$N4D6-$*$h$S7k2L$r@bL@$7$^$9!#(B

[$B4D6-(B]

$B;HMQ$7$?%^%7%s$O!"(B2$BBf$N(BPC-AT$B8_495!(BPentiumII450MHz$B$G(BFreeBSD 3.3-RELEASE
/RedHat6.0$B$r%$%s%9%H!<%k!"(B100BaseTX$B$N(BNIC$B%+!<%I$r;HMQ$7$F(BCISCO5505$B7PM3(B
$B$G$D$J$$$G$$$^$9!#(B100BaseTX$B$N(BNIC$B%+!<%I$O(BCheetah$B$N$b$N$r;HMQ$7$^$7$?!#(B
$B$3$N%+!<%I$O!"(BFreeBSD$B$G$O!"5/F0;~$K(B 21143 pass4.1 $B$H$7$FG'<1$5$l$^$9!#(B
$B$^$?!"(B100baseTX full-duplex$B$H$7$F%9%$%C%AB&$b(BFreeBSD$BB&$bG'<1$7$F$$$k$3(B
$B$H$b3NG'$7$F$$$^$9!#$J$*!"(BFreeBSD$B$N%I%i%$%P$O(B3.3R$B$N%G%U%)%k%H$N(B 
if_de.c v1.94$B$r;H$C$F$$$^$9!#(B

$B$^$?!"(BFreeBSD$B$G$O!"0J2<$N(B2$B$D$N%+!<%I$b;n$7$F8+$^$7$?!#B?>/<jF0@_Dj$OMW$7$?$b$N$N$A$c$s$H(B100M$B$GG'<1$G$-$^$7$?!#(B
  $B@=B$85ITL@(B 21143 pass3.0
  Corega     21140 pass2.1

[$B<B83(B]
$B$^$:!"(BLinux$B$G$O!"(Btulip.c$B$H$$$&(B2114X$BMQ$N%I%i%$%P%U%!%$%k$r:G?7HG$KF~$lBX$($k(B
$BI,MW$O$"$j$^$7$?$,!"(B
10MB$B$N%U%!%$%k$N(BFTP$B$G(B
  Linux   <-> Linux       9MB/s   73.0%(100Mbps$BHf(B)
NetPIPE$B$G(B
  Linux   <-> Linux       90Mbps
$BDxEY$N%Q%U%)!<%^%s%9$,F@$i$l$F$$$^$9!#(B

$B$H$3$m$,!"(BFreeBSD$BF1;N$NDL?.$G$O!"(BFTP$B$G(B
  FreeBSD <-> FreeBSD    16KB/s    0.1%
NetPIPE$B$G(B
  FreeBSD <-> FreeBSD    57Mbps
$B$7$+$G$^$;$s!#$^$?(BNETPIPE$B$O(B57Mbps$B$,$G$?$"$?$j$G%O%s%0$C$F$7$^$$$^$9!#(B

$B$^$?(BLinux<->FreeBSD$B4V$N(BFTP$B$G$O(B
 Linux  -> FreeBSD   160KB/s    1.0%(FreeBSD$B%^%7%s$X(Bput)
 Linux <-  FreeBSD     9MB/s   73.0%(FreeBSD$B%^%7%s$+$i(Bget)
$B$H$$$&$h$&$K!"(BFTP$B$NJ}8~$K$h$C$F:9$,=P$k$H$$$&JQ$J7k2L$,=P$F$$$^$9!#(B

$B>e5-$K5s$2$?0c$&%+!<%I$rF~$l$F;n$7$F$_$?$H$3$m!"(B
$B$^$:(BFTP$B$+$i$$$/$H(B

DS21143 pass3.0 FreeBSD  -> Linux   9.0MB/s   73%
DS21143 pass3.0 Linux    -> FreeBSD 2.8MB/s   24%
DS21143 pass3.0 FreeBSD <-> FreeBSD 2.8MB/s   24%

DS21140 pass2.1 FreeBSD  -> Linux   9.0MB/s   73%
DS21140 pass2.1 Linux    -> FreeBSD 2.8MB/s   24%
DS21140 pass2.1 FreeBSD <-> FreeBSD 2.8MB/s   24%

$B$G!"(Bpass4.1$B$KHf$Y$k$H$H$j$"$($:(B10$BG\DxEY$K%9%k!<%W%C%H$,>e$,$j$^$7$?!#(B
NETPIPE$B$NJ}$O!"(BFreeBSD$B4V$N(BTCP$B%T%s%]%s$G(B78Mbps$B$G$F$$$^$9!#=hM}$,%O%s%0(B
$B$9$k$3$H$O$"$j$^$;$s$G$7$?$,!"ESCf%*!<%P!<%U%m!<$N%a%C%;!<%8$,(B2$BEY$[$I(B
$B=P$^$7$?!#(B
$B$D$^$j!"8E$$%+!<%I$r;H$C$?$i(BNETPIPE$B$G$O(BLinux$BF1;N$NDL?.$K6a$$%Q%U%)!<%^(B
$B%s%9$r3NG'$G$-$?$N$G$9$,!"(BFTP$B$G$O40A4$K%Q%U%)!<%^%s%9$,Mn$A$F$$$^$9!#(B
$B$3$l$,!"(BFreeBSD$B$N(BFTP$B$N<BAu$K$h$k$b$N$J$N$+!)%A%C%W$K$h$k$b$N$J$N$+!)$^(B
$B$G$OD4$Y$F$$$^$;$s$,!"EvJ}$GD4$Y$?8B$j$3$N$h$&$J7k2L$,=P$F$$$^$9!#(B

$B$_$J$5$s$N4D6-$G$O$$$+$,$G$7$g$&$+!)(B

$B8D?ME*$K$O!"$:!<$C$H(BFreeBSD$B$G0i$C$F$-$?(B(?)$B$7!"LUL\E*$K(BFreeBSD$B$N%M%C%H(B
$B%o!<%/@-G=$O$h$$$H;W$C$F$-$?$N$G!"7k9==P2s$C$F$$$k(B($B%H%i%V%k$bB?$$$1$I(B)
2114X$B$N%A%C%W$G%M%C%H%o!<%/%Q%U%)!<%^%s%9$,(BLinux$B$KNt$k$H$$$&$N$O$A$g$C(B
$B$Ha{$J5$$b$7$^$9!#(B

$B$J$K$+>pJs$"$j$^$7$?$i!"$h$m$7$/$*$M$,$$$7$^$9!#(B

-----------
  $B2J3X5;=Q?66=;v6HCD(B ERATO $BKLLn6&@8%7%9%F%`%W%m%8%'%/%H(B
    $BCfgJ(B $B0lGn(B  nakadai@symbio.jst.go.jp



