From owner-FreeBSD-users-jp@jp.freebsd.org  Mon Oct 28 16:43:13 1996
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Date: Mon, 28 Oct 1996 16:43:12 +0900
Message-ID: <2402.846488592@sat.t.u-tokyo.ac.jp>
From: Hidetoshi Shimokawa <simokawa@sat.t.u-tokyo.ac.jp>
Reply-To: FreeBSD-users-jp@jp.freebsd.org
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Subject: [FreeBSD-users-jp 5555] Re: NFS client performance of current
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$B2<@n!wElBg$G$9!%(B

$B$3$l$b$A$g$C$HA0$NOC$G$9$,!$(B

kawamura> $B@nB<!w%$%s%F%C%/$G$9!#(B
kawamura> 
kawamura> >> In article <521.845059727@sat.t.u-tokyo.ac.jp>,
kawamura> 	simokawa@sat.t.u-tokyo.ac.jp (Hidetoshi Shimokawa) writes:
kawamura> 
kawamura> $B2<(B> $B2<@n!wElBg$H?=$7$^$9!%(B
kawamura> 
kawamura> $B2<(B> fj.os.bsd.freebsd$B$K$bF1FbMF$N(Bpost$B$r$7$?$N$G$9$,!$(B
kawamura> $B2<(B> $B0JA0$+$i(Bcurrent$B$N(BNFS$B$N@-G=$,:#0l$@$C$?$N$G!$D>$7$^$7$?!%(B
kawamura> $B2<(B> $B$I$NDxEY2~A1$5$l$?$N$+$H!$(Bdelayed write$B$r(Bdefault$B$K$7$?$[$&$,NI$$$+(B
kawamura> $B2<(B> $B$H$$$&$N$rCN$j$?$$$N$G!$8f6(NO$*4j$$$7$^$9!%(B
kawamura> 
kawamura> $B<+Bp$N%^%7%s$r(B 2.2-961014-SNAP $B$KF~$l49$($?$H$3$m!"4{$K2<@n$5$s$N=$@5(B
kawamura> $B$,H?1G$5$l$F$*$j!"$3$l$G$N7k2L$H2<@n$5$s$N=$@5$r30$7$?%3!<%I$G:n@.$7$?(B
kawamura> $B%+!<%M%k$G$N7k2L$rI>2A$7$F$_$?$H$3$m!"0U30$J7k2L$,=P$F$7$^$$$^$7$?!#(B
kawamura> 
kawamura> [$B9=@.(B]		($B@\B3$O(B UTP $B%/%m%9%1!<%V%k$G(B HUB $B$O;HMQ$;$:(B)
kawamura> client				server
kawamura> 2.2-961014-SNAP			2.1.5R
kawamura> 6x86-P166+			Cx5x86-120
kawamura> DE-500				DE-500
kawamura> 				DC-390(DPES31080)
kawamura> iozone 35 $B$N7k2L$O!"(B
kawamura> 
kawamura> (1) $B2<@n$5$s$N=$@5$rF~$l$J$$(B kernel
kawamura>         174069 bytes/second for writing the file
kawamura>         3461768 bytes/second for reading the file
kawamura> (2) 961014 $B$=$N$^$^$N>l9g(B
kawamura>         174658 bytes/second for writing the file
kawamura>         926552 bytes/second for reading the file
kawamura> (3) (2) + sysctl $B$N>l9g(B
kawamura>         159208 bytes/second for writing the file
kawamura>         788323 bytes/second for reading the file
kawamura> 
kawamura> $B$H$J$j$^$7$?!#(Bbonnie $B$rMQ$$$F$b$[$\F1$8$h$&$JCM$K$J$j$^$9!#(B
kawamura> 
kawamura> $B7k2L$r$_$F$o$+$kDL$j!"$J$<$+(B write $B$N%Q%U%)!<%^%s%9$O$5$[$IJQ$o$i$:!"(B
kawamura> read $B$N%Q%U%)!<%^%s%9$,Cx$7$/Mn$A$F$7$^$$$^$9!#(B

$B860x$,$o$+$j$^$7$?!%=i$a$O$=$s$J$3$H$O$J$$$H$O;W$$$D$D(Bread$B$N(Bprocess$B$,(B
$BJQ$C$?$N$G$O$J$$$+$H?'!99M$($F$$$?$N$G$9$,!$$d$O$j(Bread$B$N(Bprocess$B$O(B
$BF1$8$G$7$?!%$d$C$Q$j(Bwrite$B$N(Bprocess$B$,0c$&$N$G!$(Bread$B$NB.$5$,$A$,$C$F(B
$B$/$k$N$G$7$?!%(B

(1)$B$G$O(Biod$B$,(Bblock$B$5$l$F$$$k$N$G!$(BNFS client$B$N(Brequest$B$,(Bsequential$B$K$J$j(B
$B$^$9$,!$(B(2),(3)$B$G$O$+$J$j=gHV$,F~$lJQ$o$j$^$9!%$=$l$K$h$C$F!$(Bserver$B$N(B
UFS$B$N(Bblock allocation$B$K1F6A$r5Z$\$7$^$9!%(Biozone 1$B$H$+$G$9$H(B,server$BB&$N(B
cache$B$K;D$k$N$G!$1F6A$O$J$$$N$G$9$,!$(B35$B$0$i$$$K$J$k$H(Bdisk$B$NFI$_9~$_(B
$B$NB.EY$,8z$$$F$/$k$N$G$9!%(B

$B8=:_!$(Bsequential$B$+$D9bB.$K=q$-9~$a$kJ}K!$r!$(BDoug Rabson$B$5$s$H(B
$B9M$($F$$$^$9!%(B

NFS v2 server$B$N(Bwrite$B$N(Bspeed$B$r!$4D6-$K$b$h$j$^$9$,!$(B2$BG\$0$i$$$9$k(B
$BJ}K!$K$D$$$F$b!$8=:_?J9TCf$G$9!%(B

/\ Hidetoshi Shimokawa
\/  simokawa@sat.t.u-tokyo.ac.jp
PGP public key: finger -l simokawa@sat.t.u-tokyo.ac.jp
