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From: KAWAGUTI Ginga <ginga-freebsd@ginganet.org>
To: FreeBSD-users-jp@jp.FreeBSD.org
Message-ID: <20061217020004.GD1121%ginga-freebsd@ginganet.org>
References: <20061214.220806.59474571.maro@flu.if0.org> <20061216125240.A343B218DC@mail.asahi-net.or.jp> <20061217.011252.71107309.maro@flu.if0.org>
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Date: Sun, 17 Dec 2006 11:00:04 +0900
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Subject: [FreeBSD-users-jp 90223] Re: PE850 network performance
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$B@n8}$G$9(B

$BLLGr$$OC$r8+F($7$F$?(B...

In Sun, Dec 17, 2006 at 01:12:52AM +0900,
Kazumaro Aoki <ka@flu.if0.org> wrote:
> 110000KB/s$B$0$i$$=P$k(BPC$B$O(BPCI$B$G!":#2s$N%^%7%s$O(BPCI Express$B$H$$$&$3$H$+$i!"(B
> PCI Express$B$N(BFreeBSD$B$NBP1~$O$I$&$J$C$F$$$k$N$+$J$!$H$+!"$A$g$C$H4*$0$C(B
> $B$F$$$^$9!#$,!"FbItE*$JOC$K$J$k$H;d$K$O$*<j>e$2>uBV$G:$$C$F$^$9!#(B

($B:Y$+$$$G$9$,(B PCI => PCI-X $B$+$J(B???)

$B$H$j$"$($:(B FreeBSD/i386 6-stable $B$K$F(B PCI-Express $B$J(B bge $B$G$9$,(B
chip $B$,(B 5752 (HP xw8400)$B$H$$$&BeJ*$O<j85$K$"$j$^$9!%(B

SmartBits $B$+$i$N(B packet $B$r$I$l$@$1<u$1<h$l$k$+!$$H$$$&$3$H$O(B
$B@hF|;n$7$F$$$?$s$G$9$,$b$C$H@-G=$O9b$+$C$?$h$&$K;W$$$^$9!%(B
($B%F%9%H$N$d$jJ}$,A4A30c$&$N$GHf3S$,Fq$7$$(B && $B$=$&$$$($PAw?.B&$O;n$7$F$J$$(B...)

$B$5$9$,$K>.$5$$%Q%1%C%H(B(200Byte/packet)$B$r(B 96ns $B4V3VAw?.$@$H(B
$B7k9=<h$j$3$\$7$,$"$k$1$I(B 700Mbps $BA08e$O=P$F$$$^$7$?!%(B
(device polling $B$H$+$O$d$C$F$$$J$$%$%s%9%H!<%k$=$N$^$^>uBV(B)

$B$J$*!$F10l5!$K$*$$$F(B PCI-X $B@\B3$N(B Intel GbE(em) $B$J(B I/F $B$H$O(B
$B@-G=$K$*$$$FFCCJ%.%g%C$H$9$k$h$&$J:9$O$J$+$C$?$O$:$G$9!%(B
(bge $B$NJ}$,<h$j$3$\$7$O$9$/$J$+$C$?(B; 
 em $B$,(B PCI-Exp => PCI-X bridge $B7PM3$H$$$&$N$,1F6A$"$k$+$I$&$+$OCN$i$J$$(B)


> bge$B$G$b$A$c$s$H(B110000KB/s$B$0$i$$(Bamd64 PC$B$,$"$k$3$H$+$i!"$b$7$+$7$?$i(Bbge
> $B$,CY$$$N$G$O$J$/!"(Bbus$B$N(Bdriver$B<~$j$KLdBj$,$"$k2DG=@-$r9M$($F$$$^$9!#(B

pps $BC10L(B($B3d$j9~$_$J$I$N=hM}G=NO(B; $B>.%Q%1%C%H$r%,%s%,%sN.$9(B)$B$NOC$H(B
bps ($BBg%Q%1%C%H!$>l9g$K$h$C$F$O(B jumbo frame $B$J$I$G$N(B data $BE>AwG=NO(B)$B$KJ,$1$F(B
$B;n$7$F$_$k$3$H$O$G$-$^$9$G$7$g$&$+(B?

ttcp $B$,NI$$$+$I$&$+$OJ,$+$j$^$;$s$,!$<+J,$O(B ports/net/rude $B$G(B
UDP constant rate $B$G$d$C$F$$$^$9!%(B(rude $B$,NI$$$N$+$bNI$/J,$+$j$^$;$s$,(B)

$B<u?.B&$G(B
dst% crude -s 30
$B$7$F$*$$$F(B

src% cat rude.cfg
START NOW
1000 0030 ON 3002 10.1.1.1:10001 CONSTANT 500 1500	# ex. 1500Byte @ 500pps
11000 0030 OFF						# 10$BIC4V$G=*N;(B
EOF
src% rude -s rude.cfg

rude $B$,=*N;$7$?$i<u?.B&(B crude $B$r(B ^C $B$9$k$H(B summary $B$,$G$^$9!%(B

> > > ttcp -t -s -b 131072 -n 65536 -v HOST

$B0l1~(B ttcp $B$r%$%s%9%H!<%k$7$F$_$^$7$?$,!$(Btcp $B$N%9%k!<%W%C%H$r(B
$B;n$7$F$$$k$s$G$9$M!$$3$l!%(B
$B$3$l$G(B "Linux $B$N%9%k!<%W%C%H(B" $B$H8@$&$H!$:G6a$N(B Linux (2.6$B7O(B?)$B$O(B
BIC-TCP $B$H$$$&$+$J$jJQBV$J(B TCP($B$=$s$J$N(B TCP$B$8$c$M!<$h@b$"$j(B)$B$i$7$$$N$G(B
NIC $B$N@-G=$H$O$^$?0c$&MWAG$rHf3S$7$F$7$^$&ItJ,$O$"$k$+$H;W$$$^$9!%(B


$B$H$j$"$($:(B BCM5752($B0l1~(B 5751 $B$b$"$k$3$H$O$"$k$s$G$9$,(B 5750 $B$O$J$$$J(B...)
on FreeBSD/i386,6-stable $B$GNI$1$l$P!$Mh=55!2q$r8+$D$1$F;n$7$F$_$?$$$H;W$$$^$9!%(B
-- 
       $B"J"J(B
Zzz.. (- - )$B"^"^"=!A(B           $B@n8}(B $B6d2O(B
      ##############   ginga-freebsd@ginganet.org
