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From: Shunsuke SHINOMIYA <shino@fornext.org>
To: FreeBSD-users-jp@jp.FreeBSD.org
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Date: Thu, 21 Oct 2004 22:31:02 +0900
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Subject: [FreeBSD-users-jp 81415] =?ISO-2022-JP?B?GyRCJVElMSVDJUgbKEI=?=
 =?ISO-2022-JP?B?GyRCRT5Bd0AtRz0bKEI=?=(was 5.3RC1
 =?ISO-2022-JP?B?GyRCJEskKiQkJEYhIhsoQg==?=
 mbuf leak)
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$B!!<D5\$G$9!#(B

> # $B$J$i%Q%U%)!<%^%s%9Dc2<$O$$$C$?$$!&!&!&(B
$B!!0l$D$@$1!"B,Dj>r7o$rJQ$($F$$$?$H$3$m$,$"$C$?$N$G$9$,!"$=$l$,4V@\E*$K1F(B
$B6A$7$F$$$^$7$?!#(B

$B!!:#7n=i$a$K(B BETA5 $B$GB,Dj$7$?$H$-$K$O!"ET9g>e!"%+!<%M%k$N%$%s%?!<%P%k%?(B
$B%$%^$N<~GH?t(B(kern.hz)$B$r(B($BDL>o(B 100Hz $B$N$H$3$m$r(B) 20000Hz $B$K$7$F$$$^$7$?!#(B

$B!!$=$N$?$a!"9b%l!<%H$N%Q%1%C%HE~Ce$G$b(B Interrupt storm protection(ISP$B$H(B
$BN,$7$^$9(B)$B$,F/$+$J$+$C$?$N$G$9$,!"(Bkern.hz $B$,$=$s$J$KBg$-$/$J$/$F$bBg>fIW(B
$B$K$J$C$?$?$a$K!"(B100Hz $B$K$7$?$H$3$m!"(BISP $B$,F/$$$F$7$^$C$?$N$G!"(B
hw.intr_storm_threshold $B$rBg$-$a$NCM(B($B$3$l$,6KC<$9$.$?$N$bLdBj$@$C$?$N$G(B
$B$9$,!&!&!&(B)$B$K$7$?$3$H$,%Q%U%)!<%^%s%9Dc2<$N860x$N0l$D$G$7$?!#(B

$B!!(Bthreshold * 10$B2s3d9~$_$,H/@8$9$k$^$G$O!"3d9~$_=hM}Cf$K(B1$B&LIC$N%G%#%l%$(B
$B$,F~$k$N$G$9$,!"$3$N$?$a$K%Q%U%)!<%^%s%9$,Mn$A$F$$$?$h$&$G$9!#(B
# ISP $B$,F/$$$F$7$^$C$?;~$K!"(B threshold $B$N7?$,(B int $B$@$C$?$3$H$+$i!"$3$l$G(B
# $B$b?)$i$(!"$H$P$+$j$K(B 2^31 -1 $B$NCM$r;XDj$7$F$*$$$?$N$G$:$C$H%G%#%l%$$,(B
# $BF~$C$F$$$?$N$G$7$?(B

$B!!E,@Z$K(B ISP $B$,F/$+$J$$$h$&$K$9$kJ}K!$rD4$Y$?$H$3$m!"(BISP $B$,<BAu$5$l$?:"(B
$B$K$O!"(BISP$B$rL58z$K$9$k<jCJ(B(hw.intr_storm_threshold $B$r(B0$B$H$9$k(B)$B$,$"$C$?$N$G(B
$B$9$,!"(Bsys/kern/kern_intr.c $B$N(B1.108$B$+$i(B1.109$B$NJQ99$N:]$K!"(B0$B$N>l9g$KL58z$H(B
$B$9$kH=Dj$,$J$/$J$j!"(BRC1 $B$G(B0$B$K$9$k$H2?$G$b(B storm $B$HH=CG$5$l$F$7$^$$$^$9(B(
$B;n$5$J$$$G$/$@$5$$(B!!! $BA4It;_$^$j$^$9(B)$B!#(B

$B!!$H$j$"$($:(B quick hack $B$G$3$N(B0$B$N>l9g$NH=Dj$rI|3h$5$;$?$H$3$m!"%Q%U%)!<(B
$B%^%s%9$,La$j!"A0$h$jNI$/$J$C$?$h$&$K8+$($^$9(B($BB,DjCM$,0BDj$7$J$$$N$G$^$@(B
$B2?$H$b8@$($^$;$s$,(B)$B!#(B

-- 
Shunsuke SHINOMIYA <shino@fornext.org>

