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>Linux NFS-HOWTO</TH
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><H1
CLASS="SECT1"
><A
NAME="TROUBLESHOOTING"
>7. $B%H%i%V%k%7%e!<%H(B</A
></H1
><BLOCKQUOTE
CLASS="ABSTRACT"
><DIV
CLASS="ABSTRACT"
><P
></P
><P
> $B$3$N@a$O!"(BNFS $B$r$&$^$/;H$($J$$>l9g$K$I$&$9$l$P$h$$$+!"(B
$BCJ3,$rF'$s$G2r@b$7$h$&$H$$$&$b$N$G$9!#(B
$BDL>o%H%i%V%k$O%/%i%$%"%s%HB&$+$i$=$NC{8u$r8=$7$O$8$a$k$N$G!"(B
$B?GCG$b$=$3$+$i;O$a$^$9!#(B
</P
><P
></P
></DIV
></BLOCKQUOTE
><DIV
CLASS="SECT2"
><H2
CLASS="SECT2"
><A
NAME="SYMPTOM1"
>7.1. $B%^%&%s%H$7$?%U%!%$%k%7%9%F%`$G%U%!%$%k$,8+$($J$$(B</A
></H2
><P
> $B$^$::G=i$K!"(B
$B$=$N%U%!%$%k%7%9%F%`$,<B:]$K%^%&%s%H$5$l$F$$$k$N$+3NG'$7$F$/$@$5$$!#(B
$BJ}K!$O2?<oN`$+$"$j$^$9$,!"(B
$B0lHV3N$+$J$N$O(B <TT
CLASS="FILENAME"
>/proc/mounts</TT
> $B$r8+$k$3$H$G$9!#(B
$B$3$3$K$O%^%&%s%H$5$l$F$$$k%U%!%$%k%7%9%F%`$H!"(B
$B$=$l$i$N>\:Y$,0lMw$K$J$C$F$$$^$9!#(B
$B$3$l$,$&$^$/$$$+$J$1$l$P(B ($BNc$($P(B /proc $B%U%!%$%k%7%9%F%`$r(B
$B%+!<%M%k$KAH$_9~$s$G$$$J$+$C$?$H$+(B)$B!"(B<B
CLASS="COMMAND"
>mount -f</B
>
$B$HF~NO$7$F$_$F$/$@$5$$(B ($B<($5$l$k>pJs$O>/$J$/$J$j$^$9(B)$B!#(B
</P
><P
> $B%U%!%$%k%7%9%F%`$,%^%&%s%H$5$l$F$$$k$h$&$J$i!"(B
$B$b$7$+$7$?$i$=$N>e$KJL$N%U%!%$%k%7%9%F%`$r(B
$B%^%&%s%H$7$F$7$^$C$?$N$+$b$7$l$^$;$s(B
($B$3$N>l9g$ON>J}$N%\%j%e!<%`$r%"%s%^%&%s%H$7$F!":F%^%&%s%H$,I,MW$G$9(B)$B!#(B
$B$"$k$$$O%5!<%P$G$=$N%\%j%e!<%`$N%(%/%9%]!<%H$r!"(B
$B<B:]$N%^%&%s%H$NA0$K9T$C$F$7$^$C$?$N$+$b$7$l$^$;$s!#(B
$B$3$N>l9g(B NFS $B$O%^%&%s%H%]%$%s%H$@$1$r%(%/%9%]!<%H$7$F$7$^$$$^$9(B
($B$3$N>l9g$O%5!<%P$G(B NFS $B$r:F5/F0$7$^$9(B)$B!#(B
</P
><P
> $B%U%!%$%k%7%9%F%`$,%^%&%s%H$5$l$F$$$J$1$l$P!"(B
$B%^%&%s%H$7$F$_$F$/$@$5$$!#(B
$B$G$-$J$1$l$P(B <A
HREF="troubleshooting.html#SYMPTOM3"
><I
>$B>I>u(B 3</I
></A
> $B$X!#(B
</P
></DIV
><DIV
CLASS="SECT2"
><H2
CLASS="SECT2"
><A
NAME="SYMPTOM2"
>7.2. $B%U%!%$%k%j%/%(%9%H$,%O%s%0$7$?$j!"(B
$B%"%/%;%9BT$A$G%?%$%`%"%&%H$9$k(B</A
></H2
><P
> $BDL>o$3$l$O!"%/%i%$%"%s%H$,%5!<%P$HDL?.$G$-$J$$>l9g$K5/$3$j$^$9!#(B
<A
HREF="troubleshooting.html#SYMPTOM3"
><I
>$B>I>u(B 3</I
></A
> $B$N(B b $B9`$r8+$F$/$@$5$$!#(B
</P
></DIV
><DIV
CLASS="SECT2"
><H2
CLASS="SECT2"
><A
NAME="SYMPTOM3"
>7.3. $B%U%!%$%k%7%9%F%`$r%^%&%s%H$G$-$J$$(B</A
></H2
><P
> $B%\%j%e!<%`$r%^%&%s%H$G$-$J$$>l9g$K(B
mount $B$,=P$9%(%i!<$O!"$[$\(B 2 $B$D$K$J$j$^$9!#(B
$B$=$l$>$l=g$K<($7$^$7$g$&!#(B
<P
></P
><OL
TYPE="a"
><LI
><P
> failed, reason given by server: Permission denied
</P
><P
>
$B$3$l$O!"%\%j%e!<%`$X$N%"%/%;%9$r(B
$B%5!<%P$+$i5qH]$5$l$?$H$-$K=P$k%a%C%;!<%8$G$9!#(B
</P
><P
></P
><OL
TYPE="i"
><LI
><P
> <TT
CLASS="FILENAME"
>/etc/exports</TT
> $B%U%!%$%k$rD4$Y$F!"(B
$B$=$N%\%j%e!<%`$,%(%/%9%]!<%H$5$l$F$$$k$+!"(B
$B%/%i%$%"%s%H$,@5$7$$%"%/%;%98"8B$r;}$C$F$$$k$+$r3NG'$7$^$7$g$&!#(B
$BNc$($P!"FI$_<h$j$N%"%/%;%9$7$+$J$$%/%i%$%"%s%H$,!"(B
$B$=$N%\%j%e!<%`$r(B ro $B%*%W%7%g%s$G$O$J$/(B rw $B%*%W%7%g%s$G(B
$B%^%&%s%H$7$h$&$H$7$F$$$J$$$G$7$g$&$+!#(B
</P
></LI
><LI
><P
> nfsd $B$N5/F00J9_$K(B <TT
CLASS="FILENAME"
>/etc/exports</TT
>
$B$rJQ99$7$?>l9g$O!"(Bexportfs $B%3%^%s%I$G$=$l$r(B
NFS $B$KEA$($?$G$7$g$&$+!#(B
exports $B$r3N<B$K:FFI$_9~$_$5$;$k$K$O!"(B
<B
CLASS="COMMAND"
>exportfs -ra</B
> $B%3%^%s%I$rF~NO$7$^$7$g$&!#(B
</P
></LI
><LI
><P
> <TT
CLASS="FILENAME"
>/proc/fs/nfs/exports</TT
> $B%U%!%$%k$rD4$Y!"(B
$B%\%j%e!<%`$H%/%i%$%"%s%H$,@5$7$/%j%9%H$5$l$F$$$k$+3NG'$7$^$7$g$&!#(B
(<TT
CLASS="FILENAME"
>/var/lib/nfs/xtab</TT
> $B$r8+$l$P!"(B
$B%"%/%F%#%V$J%(%/%9%]!<%H$9$Y$F$KBP$9$k(B
$B40A4$J%*%W%7%g%s$N%j%9%H$bF@$i$l$^$9!#(B)
$B%j%9%H$K$J$$>l9g$O!"@5$7$/:F%(%/%9%]!<%H$5$l$F$$$^$;$s!#(B
$B%j%9%H$K$"$C$?>l9g$O!"(B
$B%5!<%P$,%/%i%$%"%s%H$r$"$J$?$N0U?^DL$j$K(B
$BG'<1$7$F$$$k$+$r3NG'$7$^$7$g$&!#(B
$BNc$($P$=$N%/%i%$%"%s%H$N8E$$%j%9%H$,(B
<TT
CLASS="FILENAME"
>/etc/hosts</TT
> $B$K$"$C$F!"(B
$B%5!<%P$O$3$C$A$r8+$F$$$k$N$+$b$7$l$^$;$s!#(B
$B$"$k$$$O%/%i%$%"%s%H$N40A4$J%"%I%l%9$r=q$$$F$$$J$$$;$$$G!"(B
$BL>A02r7h$N7k2L$,%I%a%$%s$NJL$N%^%7%s$K$J$C$F$$$k$+$b$7$l$^$;$s!#(B
$B%5!<%P$+$i%/%i%$%"%s%H$K(B ping $B$rBG$A!"(B
$B%/%i%$%"%s%H$+$i%5!<%P$X$b(B ping $B$rBG$C$F$_$^$7$g$&!#(B
$B$3$l$,$&$^$/$$$+$J$+$C$?$j!"%Q%1%C%H%m%9$,$"$C$?>l9g$K$O!"(B
$B$h$j2<AX$N%M%C%H%o!<%/$NLdBj$G$7$g$&!#(B
</P
></LI
></OL
></LI
><LI
><P
>RPC: Program Not Registered (or another "RPC" error):</P
><P
> $B$3$l$O%/%i%$%"%s%H$,!"(B
$B%5!<%P$G<B9TCf$N(B NFS $B$r8!CN$G$-$J$+$C$?$3$H$r0UL#$7$F$$$^$9!#(B
$B$$$/$D$+$NM}M3$,9M$($i$l$^$9!#(B
</P
><P
></P
><OL
TYPE="i"
><LI
><P
> $B:G=i$K!"(BNFS $B$,<B:]$K%5!<%P$GF0:n$7$F$$$k$+$r3NG'$7$^$7$g$&!#(B
$B%5!<%P$G(B <B
CLASS="COMMAND"
>rpcinfo -p</B
> $B$HF~NO$7$^$9!#(B
$B<!$N$h$&$JI=<($,=P$k$O$:$G$9!#(B
<TABLE
BORDER="1"
BGCOLOR="#E0E0E0"
WIDTH="90%"
><TR
><TD
><FONT
COLOR="#000000"
><PRE
CLASS="SCREEN"
> program vers proto port
100000 2 tcp 111 portmapper
100000 2 udp 111 portmapper
100011 1 udp 749 rquotad
100011 2 udp 749 rquotad
100005 1 udp 759 mountd
100005 1 tcp 761 mountd
100005 2 udp 764 mountd
100005 2 tcp 766 mountd
100005 3 udp 769 mountd
100005 3 tcp 771 mountd
100003 2 udp 2049 nfs
100003 3 udp 2049 nfs
300019 1 tcp 830 amd
300019 1 udp 831 amd
100024 1 udp 944 status
100024 1 tcp 946 status
100021 1 udp 1042 nlockmgr
100021 3 udp 1042 nlockmgr
100021 4 udp 1042 nlockmgr
100021 1 tcp 1629 nlockmgr
100021 3 tcp 1629 nlockmgr
100021 4 tcp 1629 nlockmgr
</PRE
></FONT
></TD
></TR
></TABLE
>
$B$3$l$i$O!"(BNFS $B$N(B version 2 $B$H(B 3$B!"(Brpc.statd version 1$B!"(B
$B%M%C%H%o!<%/%m%C%/%^%M!<%8%c(B ($B%5!<%S%9L>$O(B rpc.lockd)
version 1, 3, 4 $B$,F0:nCf$G$"$k$3$H$r<($7$F$$$^$9!#(B
$B$^$?(B NFS $B$,(B TCP $B$r;H$C$F$$$k$+(B UDP $B$r;H$C$F$$$k$+$K1~$8$F!"(B
$BJL!9$N%5!<%S%9%j%9%H$,I=<($5$l$F$$$^$9!#(B
TCP $B$rL@<(E*$KMW5a$7$?>l9g$r=|$-!"(B
$BDL>o$O(B ($B>o$K$G$O$"$j$^$;$s(B) UDP $B$,%G%U%)%k%H$K$J$j$^$9!#(B
</P
><P
> $B>/$J$/$H$b%]!<%H%^%C%Q!"(Bnfs, mountd $B$,$J$1$l$P!"(B
NFS $B$r:F5/F0$7$J$1$l$P$J$j$^$;$s!#(B
$B@5$7$/:F5/F0$G$-$J$$$H$-$O!"(B
<A
HREF="troubleshooting.html#SYMPTOM9"
><I
>$B>I>u(B 9</I
></A
> $B$K?J$s$G$/$@$5$$!#(B
</P
></LI
><LI
><P
> $B<!$K%/%i%$%"%s%H$+$iD4$Y$^$7$g$&!#(B
$B%/%i%$%"%s%H$G(B
<B
CLASS="COMMAND"
>rpcinfo -p [server]</B
> $B$HF~NO$7$^$9!#(B
<B
CLASS="COMMAND"
>[server]</B
> $B$K$O%5!<%P$N(B DNS $BL>$+(B
IP $B%"%I%l%9$rF~$l$F$/$@$5$$!#(B
</P
><P
> $B%j%9%H$,I=<($5$l$?>l9g$O!"(B
$B<B9T$7$h$&$H$7$F$$$k%^%&%s%H$N%?%$%W$,%5%]!<%H$5$l$F$$$k$+(B
$B3NG'$7$F$/$@$5$$!#(B Version 3 NFS $B$r;H$C$F%^%&%s%H$7$?$$>l9g$O!"(B
Version 3 $B$,%j%9%H$5$l$F$$$k$+3NG'$7$^$9!#(B
NFS over TCP $B$G%^%&%s%H$7$?$$>l9g$O!"(B
$B$=$l$,EPO?$5$l$F$$$k$+3NG'$7$F$/$@$5$$(B
(Linux $B$G$J$$%/%i%$%"%s%H$G$O!"(B
TCP $B$,%G%U%)%k%H$K$J$C$F$$$k$3$H$,$"$j$^$9(B)$B!#(B
$B=PNO$N8+$+$?$K4X$9$k$h$j>\$7$$>pJs$O(B
rpcinfo $B$N(B man $B%Z!<%8$r8+$F$/$@$5$$!#(B
$BMxMQ$7$h$&$H$7$F$$$k%^%&%s%H$N%?%$%W$,%j%9%H$K$J$$$H$-$O!"(B
$BJL$N%?%$%W$N%^%&%s%H$r;n$7$F$_$F$/$@$5$$!#(B
</P
><P
> No Remote Programs Registered $B$H$$$&%(%i!<$,=P$?$H$-$O!"(B
$B%5!<%P$N(B <TT
CLASS="FILENAME"
>/etc/hosts.allow</TT
> $B%U%!%$%k$H(B
<TT
CLASS="FILENAME"
>/etc/hosts.deny</TT
> $B%U%!%$%k$rD4$Y$F!"(B
$B%/%i%$%"%s%H$N%"%/%;%9$,K\Ev$K5v2D$5$l$F$$$k$+3NG'$7$F$/$@$5$$!#(B
$B$5$i$K!"%(%s%H%j$,@5$7$$$h$&$J$i!"(B
<TT
CLASS="FILENAME"
>/etc/hosts</TT
> ($B$"$k$$$O(B DNS $B%5!<%P(B)
$B$r3NG'$7$F!"%/%i%$%"%s%H%^%7%s$,@5$7$/%j%9%H$5$l$F$$$k$+!"(B
$B%5!<%P$+$i%/%i%$%"%s%H$K(B ping $B$,BG$F$k$+$r3NG'$7$F$/$@$5$$!#(B
$B%7%9%F%`$N%(%i!<%m%0$K2?$+;29M$K$J$k%a%C%;!<%8$,(B
$B=P$F$$$J$$$+$b8+$F$_$^$7$g$&!#(B
<TT
CLASS="FILENAME"
>/etc/hosts.allow</TT
>
$B$N%(%s%H%j$,4V0c$C$F$$$k>l9g$NG'>Z$N%(%i!<$O!"(B
$BDL>o(B <TT
CLASS="FILENAME"
>/var/log/messages</TT
> $B$K=P$^$9$,!"(B
$B%7%9%F%`%m%0$N@_Dj$K$h$C$F$OJL$N%U%!%$%k$+$b$7$l$^$;$s!#(B
syslog $B$N(B man $B%Z!<%8$r8+$k$H!"%m%0@_Dj$NM}2r$N=u$1$K$J$k$G$7$g$&!#(B
$B:G8e$K!"8E$$(B OS $B$G$O(B 2 $BBf$N%^%7%s4V$N7PO)$,BP>NE*$G$J$$$H!"(B
$BLdBj$r@8$8$k$3$H$,$"$j$^$9!#(B
$B%/%i%$%"%s%H$+$i(B <B
CLASS="COMMAND"
>tracepath [server]</B
> $B$HF~NO$7!"(B
$B=PNO$K(B "asymmetric" $B$H$$$&C18l$,=P$J$$$3$H$r3NG'$7$F$/$@$5$$!#(B
$B:G6a$N(B Linux $B%G%#%9%H%j%S%e!<%7%g%s$J$i!"(B
$B7PO)$,HsBP>N$G$"$C$F$bLdBj$O@8$8$J$$$O$:$G$9!#(B
</P
><P
> Remote system error - No route to host $B$H$$$&%(%i!<$K$J$j!"(B
$B$7$+$7(B ping $B$OFO$/>l9g$K$O!"(B
$B$-$D$9$.$k%U%!%$%"%&%)!<%k$N5>@7$K$J$C$?$N$G$7$g$&!#(B
$B$*$=$i$/%5!<%P!"$^$?$O%5!<%P$H%/%i%$%"%s%H$N4V$K(B
$B@_CV$5$l$F$$$k$G$"$m$&!"%U%!%$%"%&%)!<%k$rD4$Y$F2<$5$$!#(B
$B>pJs$O(B
<B
CLASS="COMMAND"
>ipchains</B
>, <B
CLASS="COMMAND"
>netfilter</B
>,
<B
CLASS="COMMAND"
>ipfwadm</B
> $B$N(B man $B%Z!<%8$d!"(B
<A
HREF="http://www.linuxdoc.org/HOWTO/IPCHAINS-HOWTO.html"
TARGET="_top"
>IPChains-HOWTO</A
>
(JF $B$K$h$k(B<A
HREF="http://www.linux.or.jp/JF/JFdocs/IPCHAINS-HOWTO.html"
TARGET="_top"
>$BF|K\8lLu(B</A
>)
$B$H$+(B
<A
HREF="http://www.linuxdoc.org/HOWTO/Firewall-HOWTO.html"
TARGET="_top"
>Firewall-HOWTO</A
>
(JF $B$K$h$k(B<A
HREF="http://www.linux.or.jp/JF/JFdocs/Firewall-HOWTO.html"
TARGET="_top"
>$BF|K\8lLu(B</A
>)
$BEy$+$iF@$i$l$^$9!#(B
</P
></LI
></OL
></LI
></OL
>
</P
></DIV
><DIV
CLASS="SECT2"
><H2
CLASS="SECT2"
><A
NAME="SYMPTOM4"
>7.4. $B%^%&%s%H$7$?%\%j%e!<%`$G!"(B
$B%U%!%$%k$K%"%/%;%9$9$k8"8B$,$"$j$^$;$s(B</A
></H2
><P
> 2 $B$D$N860x$,9M$($i$l$^$9!#(B
</P
><P
> $B=q$-$3$_$N8"8B$,$J$$>l9g$O!"%5!<%P$N(B
<TT
CLASS="FILENAME"
>/proc/fs/nfs/exports</TT
> $B$r8+$F!"(B
$B%(%/%9%]!<%H%*%W%7%g%s$r3NG'$7$F$/$@$5$$!#(B
$B$=$N%U%!%$%k%7%9%F%`$OFI$_<h$j@lMQ$K$J$C$F$$$J$$$G$7$g$&$+!#(B
$BFI$_<h$j@lMQ$N>l9g$O!"(B
$BFI$_=q$-%b!<%I$G:F%(%/%9%]!<%H$7$J$1$l$P$J$j$^$;$s(B
(<TT
CLASS="FILENAME"
>/etc/exports</TT
> $B$rJT=8$7$?8e$O(B
<B
CLASS="COMMAND"
>exportfs -ra</B
> $B$rK:$l$J$$$h$&$K(B)$B!#(B
$B$^$?%/%i%$%"%s%H$N(B <TT
CLASS="FILENAME"
>/proc/mounts</TT
> $B$bD4$Y!"(B
$B%\%j%e!<%`$,FI$_=q$-%b!<%I$G%^%&%s%H$5$l$F$$$k$+3NG'$7$^$7$g$&(B
($BFI$_<h$j@lMQ$G%^%&%s%H$7$F$$$k>l9g$O!"(B
$B$b$&$A$g$C$HFCDj$7$d$9$$%(%i!<%a%C%;!<%8$,=P$F$$$k$G$7$g$&$,(B)$B!#(B
$B0c$C$F$$$?$i(B rw $B%*%W%7%g%s$rIU$1$F:F%^%&%s%H$7$^$7$g$&!#(B
</P
><P
> 2 $B$D$a$N860x$O!"%f!<%6L>$N%^%C%T%s%0$K4X78$7$F$*$j!"(B
root $B$N>l9g$HHs(B root $B$N>l9g$H$G>/!90[$J$j$^$9!#(B
</P
><P
> root $B$G$J$$$H$-$O!"(B
$B%/%i%$%"%s%H$H%5!<%P$G%f!<%6L>$,0lCW$7$F$$$J$$$+$b$7$l$^$;$s!#(B
$B%/%i%$%"%s%H$H%5!<%P$NN>J}$G(B <B
CLASS="COMMAND"
>id [user]</B
>
$B$r<B9T$7!"(B<EM
>UID</EM
> $BHV9f$,F1$8$+$I$&$+3NG'$7$F$/$@$5$$!#(B
$B0[$J$C$F$$$k$H$-$O!"(BNIS, NIS+, rsync $B$=$NB>!"(B
$B%f!<%6L>$NF14|$KMQ$$$F$$$k%7%9%F%`$KLdBj$,$"$j$^$9!#(B
$B%0%k!<%WL>$,0lCW$7$F$$$k$+$b3NG'$7$^$7$g$&!#(B
$B$^$?!"%(%/%9%]!<%H$N:]$K(B
<TT
CLASS="USERINPUT"
><B
>all_squash</B
></TT
>
$B%*%W%7%g%s$r;XDj$7$F$$$J$$$+$I$&$+$b3NG'$7$^$7$g$&!#(B
$B%f!<%6L>$,0lCW$7$F$$$k$H$-$O!"(B
$B$=$N%f!<%6$K$O(B NFS $B$H$OL54X78$J!"(B
$B$h$j0lHLE*$J8"8B4XO"$NLdBj$,$"$k$b$N$H;W$o$l$^$9!#(B
</P
><P
> root $B$N;~$O!"%(%/%9%]!<%H$N:]$K(B
<TT
CLASS="USERINPUT"
><B
>no_root_squash</B
></TT
>
$B%*%W%7%g%s$rIU$1$F$$$J$$$N$G$O$J$$$G$7$g$&$+!#%5!<%P$G(B
<TT
CLASS="FILENAME"
>/proc/fs/nfs/exports</TT
> $B$^$?$O(B
<TT
CLASS="FILENAME"
>/var/lib/nfs/xtab</TT
> $B$rD4$Y!"(B
$B%*%W%7%g%s$,;XDj$5$l$F$$$k$+3NG'$7$F$/$@$5$$!#(B
$B$?$@$70lHL$K$O!"(BNFS $B%5!<%P$K(B root $B$H$7$F$N=q$-$3$_8"8B$rM?$($k$N$O!"(B
$B$h$[$I$NI,MW$,$J$$8B$jNI$$9M$($G$O$"$j$^$;$s(B
(Linux NFS $B$,%G%U%)%k%H$G$3$l$r6X;_$7$F$$$kM}M3$G$b$"$j$^$9(B)$B!#(B
$B>\:Y$O(B <A
HREF="security.html"
>Section 6</A
> $B$r8+$F$/$@$5$$!#(B
</P
><P
> root squash $B$rMQ$$$F$$$k>l9g$O!"$=$N$^$^$K$7$F$*$/$N$,$$$$$G$7$g$&!#(B
root $B$r<hF@$7$F$b!"%U%!%$%k$KBP$9$k8"8B$O(B <EM
>nobody</EM
>
$B$N$b$N$HF1$8$K$J$j$^$9!#(B
$B$?$@$7(B root $B$,$I$N(B uid $B$K%^%C%W$5$l$k$+$r7h$a$F$$$k$N$O(B
$B%5!<%P$G$"$k$3$H$bK:$l$J$$$h$&$K!#(B
$B%G%U%)%k%H$G$O!"%5!<%P$O(B
<TT
CLASS="FILENAME"
>/etc/passwd</TT
> $B%U%!%$%k$N(B <EM
>nobody</EM
>
$B%(%s%H%j$N(B <EM
>UID</EM
> $B$H(B <EM
>GID</EM
>
$B$r;H$$$^$9$,!"(B<TT
CLASS="FILENAME"
>/etc/exports</TT
> $B%U%!%$%k$G(B
<TT
CLASS="USERINPUT"
><B
>anonuid</B
></TT
> $B%*%W%7%g%s$d(B
<TT
CLASS="USERINPUT"
><B
>anongid</B
></TT
> $B%*%W%7%g%s$r;H$($P!"$3$l$i$rJQ99$G$-$^$9!#(B
$B%/%i%$%"%s%H$H%5!<%P$G!"(B<EM
>nobody</EM
> $B$K%^%C%W$5$l$k(B
<EM
>UID</EM
> $B$,F1$8$K$J$C$F$$$k$+$b3NG'$7$F$*$-$^$7$g$&!#(B
</P
></DIV
><DIV
CLASS="SECT2"
><H2
CLASS="SECT2"
><A
NAME="SYMPTOM5"
>7.5. $BHs>o$KBg$-$J%U%!%$%k$rE>Aw$9$k$H!"(B
NFS $B$,%5!<%P$N(B CPU $B$r<h$C$F$7$^$C$F!";_$^$C$?$h$&$K$J$C$F$7$^$$$^$9(B</A
></H2
><P
> $B$3$l$O(B 2.2 $B%+!<%M%k$N(B <TT
CLASS="FUNCTION"
>fsync()</TT
> $B%3!<%k$NLdBj$G!"(B
$BA4$F$N(B sync-to-disk $B%j%/%(%9%H$rF1;~$K9T$&$+$i$G$9!#(B
$B=>$C$F=q$-$3$_;~4V$,%U%!%$%k%5%$%:$NFs>h$K$J$C$F$7$^$$$^$9!#(B
$B2DG=$J$i!"(B2.4 $B%+!<%M%k$K$9$l$PLdBj$O2r7h$7$^$9!#(B
$B$^$?%(%/%9%]!<%H$K(B <TT
CLASS="USERINPUT"
><B
>no_wdelay</B
></TT
> $B%*%W%7%g%s$r;XDj$9$l$P!"(B
$B3F%W%m%0%i%`$O$h$j9bB.$J(B
<TT
CLASS="FUNCTION"
>o_sync()</TT
> $B$r;H$&$h$&$K$J$j$^$9!#(B
</P
></DIV
><DIV
CLASS="SECT2"
><H2
CLASS="SECT2"
><A
NAME="SYMPTOM6"
>7.6. $B%m%0$K4qL/$J%(%i!<%a%C%;!<%8$,=P$k(B</A
></H2
><P
> <P
></P
><OL
TYPE="a"
><LI
><P
> $B<!$N$h$&$J%U%)!<%^%C%H$N%a%C%;!<%8(B:
</P
><P
> <TABLE
BORDER="1"
BGCOLOR="#E0E0E0"
WIDTH="90%"
><TR
><TD
><FONT
COLOR="#000000"
><PRE
CLASS="SCREEN"
> Jan 7 09:15:29 server kernel: fh_verify: mail/guest permission failure, acc=4, error=13
Jan 7 09:23:51 server kernel: fh_verify: ekonomi/test permission failure, acc=4, error=13
</PRE
></FONT
></TD
></TR
></TABLE
>
</P
><P
> $B$3$l$i$O(B NFS $B$N(B setattr $B%*%Z%l!<%7%g%s$,!"(B
$B=q$-9~$_8"8B$N$J$$%U%!%$%k$KBP$7$F;n$_$i$l$?$H$-$K5/$3$j$^$9!#(B
$B$3$l$i$N%a%C%;!<%8$OL532$G$9!#(B
</P
></LI
><LI
><P
> $B<!$N$h$&$J%a%C%;!<%8$,%m%0$KIQHK$K8=$o$l$k(B:
</P
><P
> <TABLE
BORDER="1"
BGCOLOR="#E0E0E0"
WIDTH="90%"
><TR
><TD
><FONT
COLOR="#000000"
><PRE
CLASS="SCREEN"
> kernel: nfs: server server.domain.name not responding, still trying
kernel: nfs: task 10754 can't get a request slot
kernel: nfs: server server.domain.name OK
</PRE
></FONT
></TD
></TR
></TABLE
>
</P
><P
> $B$3$N(B "can't get a request slot" $B$H$$$&%a%C%;!<%8$O!"(B
$B%/%i%$%"%s%HB&$N(B RPC $B%3!<%I$,%?%$%`%"%&%H$r$?$/$5$s8!=P(B
($B$*$=$i$/$O%M%C%H%o!<%/$N:.;($d%5!<%P$N2aIi2Y$N$?$a(B)
$B$7$?$?$a$K!"F1;~MW5a?t$NCM$r>.$5$/$7!"(B
$B%5!<%P$NIi2Y$r7Z8:$7$h$&$H$7$F$$$k$3$H$r<($7$F$$$^$9!#(B
$B$3$l$i$N%a%C%;!<%8$N860x$O!"$*$=$i$/$O@-G=$,0-$$$?$a$G$9!#(B
<A
HREF="performance.html"
>Section 5</A
> $B$r8+$F$_$F$/$@$5$$!#(B
</P
></LI
><LI
><P
> $B%^%&%s%H$7$?8e!"%/%i%$%"%s%H$G<!$N$h$&$J%a%C%;!<%8$,=P$k(B:
</P
><P
> <TABLE
BORDER="1"
BGCOLOR="#E0E0E0"
WIDTH="90%"
><TR
><TD
><FONT
COLOR="#000000"
><PRE
CLASS="SCREEN"
>nfs warning: mount version older than kernel
</PRE
></FONT
></TD
></TR
></TABLE
>
</P
><P
> $B$3$l$O=q$$$F$"$k$H$*$j$G$9!#(Bmount $B$N%Q%C%1!<%8$d(B
am-utils $B$r%"%C%W%0%l!<%I$7$F$/$@$5$$(B
($B$J$s$i$+$NM}M3$G%"%C%W%0%l!<%I$G$-$J$$>l9g$O!"(B
$B%3%s%Q%$%k$7$J$*$7$F!"(B
$B?7$7$$%+!<%M%k$N5!G=$,%3%s%Q%$%k;~$KG'<1$5$l$k$h$&$K$9$k$@$1$G$b!"(B
$B<h$j9g$($:$O2sHr$G$-$^$9(B)$B!#(B
</P
></LI
><LI
><P
> $B5/F0;~(B/$B=*N;;~$K(B lockd $B$N%m%0$K%(%i!<$,=P$k(B:
</P
><P
> $B%V!<%H%m%0$K<!$N$h$&$J%a%C%;!<%8$,=P$F$$$k$N$G$7$g$&$+(B:
<TABLE
BORDER="1"
BGCOLOR="#E0E0E0"
WIDTH="90%"
><TR
><TD
><FONT
COLOR="#000000"
><PRE
CLASS="SCREEN"
>nfslock: rpc.lockd startup failed
</PRE
></FONT
></TD
></TR
></TABLE
>
</P
><P
> $B$3$l$i$OL532$G$9!#8E$$%P!<%8%g%s$N(B rpc.lockd $B$O!"(B
$B<jF0$G5/F0$9$kI,MW$,$"$j$^$7$?!#$7$+$7?7$7$$%P!<%8%g%s$G$O!"(B
knfsd $B$K$h$C$F<+F0E*$K5/F0$5$l$^$9!#(B
$B8=:_$N%G%U%)%k%H$N5/F0%9%/%j%W%H$NB?$/$O!"(B
$B$^$@(B lockd $B$r<j$G5/F0$7$h$&$H$7$^$9$,!"$3$l$OITMW$J$N$G$9!#(B
$B$3$N%a%C%;!<%8$r;_$a$5$;$?$1$l$P!"5/F0%9%/%j%W%H$rJQ99$9$l$P(B OK $B$G$9!#(B
</P
></LI
><LI
><P
> $B<!$N$h$&$J%a%C%;!<%8$,%m%0$K8=$o$l$k(B:
</P
><P
> <TABLE
BORDER="1"
BGCOLOR="#E0E0E0"
WIDTH="90%"
><TR
><TD
><FONT
COLOR="#000000"
><PRE
CLASS="SCREEN"
>kmem_create: forcing size word alignment - nfs_fh
</PRE
></FONT
></TD
></TR
></TABLE
>
</P
><P
> $B$3$l$O%U%!%$%k%O%s%I%k$,(B 32 $B%S%C%H$NG\?t$G$O$J$/(B
16 $B%S%C%H$G$"$k$3$H$+$iMh$F$$$^$9!#(B
$B$3$N$?$a%+!<%M%k$N5!7y$,$A$g$C$H0-$/$J$C$F$$$k$N$G$9!#L532$G$9!#(B
</P
></LI
></OL
>
</P
></DIV
><DIV
CLASS="SECT2"
><H2
CLASS="SECT2"
><A
NAME="SYMPTOM7"
>7.7. $B<B:]$N%Q!<%_%C%7%g%s$,(B <TT
CLASS="FILENAME"
>/etc/exports</TT
> $B$N;XDj$H0[$J$k(B</A
></H2
><P
> <EM
> <TT
CLASS="FILENAME"
>/etc/exports</TT
> $B$O%9%Z!<%9$K$H$F$b$H$F$bIR46$G$9!#(B
$BNc$($P0J2<$N(B 2 $B9T$OF1$8$G$O$"$j$^$;$s(B:
</EM
>
<TABLE
BORDER="0"
BGCOLOR="#E0E0E0"
WIDTH="100%"
><TR
><TD
><FONT
COLOR="#000000"
><PRE
CLASS="PROGRAMLISTING"
>/export/dir hostname(rw,no_root_squash)
/export/dir hostname (rw,no_root_squash)
</PRE
></FONT
></TD
></TR
></TABLE
>
$B:G=i$N$[$&$O!"(Bhostname $B$K(B <TT
CLASS="FILENAME"
>/export/dir</TT
>
$BBP$9$k(B rw $B%"%/%;%9$rM?$(!"(Broot_squash $B$O$7$F$$$^$;$s!#(B
$BFsHVL\$N$O!"(Bhostname $B$K(B rw $B8"8B$rM?$($F(B root_squash $B$r;XDj!"(B
$B$=$7$F!V$"$i$f$k%[%9%H!W$K(B rw $B%"%/%;%9$rM?$(!"(Broot_squash $B$O$7$F$$$^$;$s!#(B
$B$o$+$j$^$7$?(B?
</P
></DIV
><DIV
CLASS="SECT2"
><H2
CLASS="SECT2"
><A
NAME="SYMPTOM8"
>7.8. $B$*$+$7$J!"IT0BDj$J?6Iq$$$r$9$k(B</A
></H2
><P
> <B
CLASS="COMMAND"
>ls</B
> $B$N$h$&$J4JC1$J%3%^%s%I$OF0:n$9$k$,!"(B
$BBgNL$N>pJs$rE>Aw$9$k$h$&$J:n6H$r9T$&$H%^%&%s%H%]%$%s%H$,%m%C%/$9$k!#(B
</P
><P
> 2 $B$D$NM}M3$,9M$($i$l$^$9!#(B
</P
><P
></P
><OL
TYPE="i"
><LI
><P
>
$B%5!<%P$d%/%i%$%"%s%H$G(B ipchains $B$r;H$C$F$*$j!"(B
$B%U%i%0%a%s%H2=$5$l$?%Q%1%C%H$,%A%'%$%s$rDL$l$J$$$h$&$K$7$F$$$k$H!"(B
$B$3$N$h$&$J$3$H$,5/$3$j$^$9!#(B
$B%j%b!<%H%[%9%H$+$i$N%U%i%0%a%s%H$r5v2D$9$l$P!":F$S5!G=$9$k$O$:$G$9!#(B
$B$d$jJ}$O(B <A
HREF="security.html#FIREWALLS"
>Section 6.4</A
> $B$r8+$F$/$@$5$$!#(B
</P
></LI
><LI
><P
> $B%^%&%s%H%*%W%7%g%s$N(B rsize $B$d(B wsize $B$K!"(B
$B%5!<%P$,%5%]!<%H$7$F$$$k$h$j$bBg$-$JCM$r;XDj$7$F$$$k$N$+$b$7$l$^$;$s!#(B
rsize $B$d(B wsize $B$r(B 1024 $B$K8:$i$7$F!"LdBj$,2r7h$9$k$+8+$F$/$@$5$$!#(B
$B2r7h$7$?$i!":F$S$f$C$/$j$H!"$h$jE,@Z$JCM$KA}$d$7$F$"$2$F$/$@$5$$!#(B
</P
></LI
></OL
></DIV
><DIV
CLASS="SECT2"
><H2
CLASS="SECT2"
><A
NAME="SYMPTOM9"
>7.9. nfsd $B$,5/F0$7$J$$(B</A
></H2
><P
> <TT
CLASS="FILENAME"
>/etc/exports</TT
> $B$rD4$Y!"(B
root $B$KBP$9$kFI$_<h$j5v2D$,$"$k$+3NG'$7$F$/$@$5$$!#(B
$B%P%$%J%j$rD4$Y!"<B9T%U%!%$%k$G$"$k$+3NG'$7$F$/$@$5$$!#(B
$B%+!<%M%k$K(B NFS $B%5!<%P$N%5%]!<%H$,AH$_9~$^$l$F$$$k$G$7$g$&$+!#(B
$B$3$l$i$N$$$:$l$G$b2r7h$7$J$1$l$P!"(B
$B%P%$%J%j$r:F%$%s%9%H!<%k$9$kI,MW$,$"$k$+$b$7$l$^$;$s!#(B
</P
></DIV
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>$B%;%-%e%j%F%#$H(B NFS</TD
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