From owner-FreeBSD-users-jp@jp.freebsd.org  Thu May 15 06:59:57 1997
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References: <199705141242.VAA00750@sh0.po.iijnet.or.jp>
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Date: Wed, 14 May 1997 22:27:27 +0900
Message-ID: <1267.863616447@sat.t.u-tokyo.ac.jp>
From: Hidetoshi Shimokawa <simokawa@sat.t.u-tokyo.ac.jp>
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Subject: [FreeBSD-users-jp 12958] lock on NFS (Re: Setting of sendmail on client machine)
Errors-To: owner-FreeBSD-users-jp@jp.freebsd.org
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$B2<@n!wElBg$H?=$7$^$9(B.

$B$o$?$7$b$=$l$[$INI$/$7$i$J$$$N$G$9$,(B,

nbys> lockd $B$H$+(B lockf () $B$H$+$O;H$($k$N$G$7$g$&$+!)(B
nbys> flock () $B$,NI$-$K7W$i$C$F$/$l$F$k$N$J$i4r$7$$$N$G$9$,!#(B

NFS$B$O4pK\E*$K(B, stateless$B$J$N$G(Block$B$H$$$&35G0$,$"$j$^$;$s(B.
$B$=$l$G(B, rpc.lockd$B$H$+$rJd=uE*$K;HMQ$7$F(B, lock$B$r<B8=$9$k$H$$$&$N(B
$B$,7zA0$i$7$$$N$G$9$,(B, NFS$B>e$G(Block$B$r$^$H$b$K<B8=$7$F$$$k$b$N$O(B, $B$[$H$s$I(B
$B$J$$$H$$$&$N$r(B, $B13$+K\Ev$+$7$j$^$;$s$,J9$$$?$3$H$,$"$j$^$9(B.

FreeBSD$B$K$bHf3SE*:G6a(Brpc.lockd$B$,F~$j$^$7$?$,(B, $B$7$P$i$/A0$N(B/etc/rc$B$K$O(B

# Warning: rpc.lockd is broken.
# Only uncomment this line if the consequences are fully understood.
#       echo -n ' rpc.lockd';           rpc.lockd

$B$H$+$+$$$F$"$j$^$7$?(B. $B8=:_$O$I$&$J$s$G$7$g$&$M(B, -current$B$N(Bman page$B$K$O(B

BUGS
     The current implementation provides only the server side of the protocol
     (ie. clients running other OS types can establish locks on a FreeBSD
     fileserver, but there is currently no means for a FreeBSD client to es-
     tablish locks).

$B$H$+$$$F$"$j$^$9$N$G(B, $B$$$E$l$K$7$F$bNI$-$K$O$+$i$C$F$b$i$($=$&$K$O$J$$(B
$B$G$9$M(B.

$B$=$l0JA0$K(Bcache$B$N0l4S@-$H$+$bBg>fIW$J$N$+$J$!$H$+$$$&5$$b$7$^$9$,(B,
NFSV3$B$G$A$g$C$H$O$^$7$K$J$k$N$G$7$g$&$+(B.

NFS$B$OJ#;($G(B, $B;d$K$O$H$C$F$bFq$7$$$G(B, $B$I$J$?$+65$($F$/$l$kJ}$,$$$k$H(B
$B4r$7$$$N$G$9$,(B...

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