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Date: Thu, 09 May 2002 20:02:21 +0900
From: Seigo Tanimura <tanimura@r.dl.itc.u-tokyo.ac.jp>
To: FreeBSD-tech-jp@jp.FreeBSD.org
In-Reply-To: <20020509.192020.01365109.t.m@jp.fujitsu.com>
References: <20020509.192020.01365109.t.m@jp.fujitsu.com>
cc: Seigo Tanimura <tanimura@r.dl.itc.u-tokyo.ac.jp>
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$BC+B<!w?^=q4[EE;R2=8&(B.$B4pHW(B.$BElBg(B $B$G$9!#(B

On Thu, 09 May 2002 19:20:20 +0900 (JST),
  takayuki@venus.as.ts.fujitsu.co.jp said:

takayuki> FreeBSD$B$G(Bkernel$BFb$G(Bdouble$B7?$NJQ?t$G1i;;$r$5$;$h$&$H;W$$!$$A$g$$$H7W;;<0$r(B
takayuki> $B$$$l$F$_$?$H$3$m!$(Bnpx_intr$B$G(Bpanic$B$r5/$3$7$F$7$^$$$^$9!%(B

takayuki> $B;HMQ%P!<%8%g%s$O(B FreeBSD4.4-RELEASE$B$G$9!%(B
takayuki> $B$d$C$?FbMF$H$7$F$O(BBRIDGE$B5!G=$rM-8z$K$7(BPacket$B$rE>Aw$9$k$?$S$K7W;;$r9T(B
takayuki> $B$&$h$&$K!$(B /sys/net/bridge.c $B$N(B bdg_forward$B4X?tFb$K7W;;<0$r$$$l$F(B
takayuki> $B$_$^$7$?!%(B

takayuki> $B7W;;<0$r:o=|$9$k$H@5>o$KF0:n$7$^$9!%7W;;<0$r$$$l$k$H(BPacket$B$rE>Aw$7$?(B
takayuki> $B$G$"$m$&;~$K(B panic$B$r5/$3$7$F$7$^$$$^$9!%(B

takayuki> $B$=$3$G<ALd$J$N$G$9$,!$(BFreeBSD(UNIX$BA4HL!)(B)$B$G$O(Bkernel$BFbIt$G$N(Bdouble$B7?$N(B
takayuki> $B1i;;$O=PMh$J$$$h$&$K$J$C$F$$$k$N$G$7$g$&$+!)(B

kernel$BFbIt$G$NIbF0>.?tE@1i;;$OIaDL9T$J$$$^$;$s!#0\?"@-$rB;$J$$$^$9$7!"(B
i386$B$N>l9g$J$K$+$HLLE]$J$3$H$,$"$j$^$9(B($BB>$G$b$=$&$+$bCN$l$^$;$s$,(B)$B!#(B

$B$^$:!"$9$Y$F$N(Bcpu$B$,(Bfpu$B$r;}$C$F$$$k$H$O8B$j$^$;$s(B($B@N$N$b$N$J$,$i(B386SX$B$d(B
486SX$B$J$I(B)$B!#$^$?!"A0=R$N$3$H$H4X78$7$^$9$,!"(Bi386$B$O3d$j9~$_$d(Btrap$B;~$K(B
fpu$B$N>uBV$rA4$/J]B8$7$^$;$s!#$7$?$,$C$F!"(Buser process$B$,IbF0>.?tE@1i;;$r(B
$B9T$J$C$F$$$k:GCf$K3d$j9~$_$,$+$+$j!"(Bkernel$B$NCf$G$^$?IbF0>.?tE@1i;;$r9T$J(B
$B$&$H!"7k2L$O4V0c$$$J$/2u$l$^$9!#(B

$BBeBX:v$H$7$F$O!"(Bkernel$B$K$O@0?t(Bcounter$B$@$1$rMQ0U$7$F$*$-!"(Buser process$B$G(B
$B$=$NCM$rFI$_=P$7$FIbF0>.?tE@7W;;$r9T$J$&J}K!$,$"$j$^$9!#(B

$B$I$&$7$F$b(Bkernel$B$NCf$G<B?t$r07$$$?$$>l9g$O!"8GDj>.?tE@$r;H$&$7$+$J$$$G$7$g(B
$B$&!#(Bload average$B$N7W;;$G;H$C$F$$$^$9!#>\$7$/$O(Bsrc/sys/kern/kern_synch.c$B$N(B
schedcpu()$B$K$"$j$^$9!#(B

-- 
Seigo Tanimura <tanimura@r.dl.itc.u-tokyo.ac.jp> <tanimura@FreeBSD.org>
