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Date:      Tue, 5 Jan 2016 15:36:22 +0900
From:      Akihiro HIRANO <hirano@t.kanazawa-u.ac.jp>
To:        freebsd-users-jp@freebsd.org
Subject:   [FreeBSD-users-jp 95633] Re: =?utf-8?b?emZzIOOBruODnuOCpuODs+ODiOOBp+OCs+OCouODgOODsw==?= =?utf-8?b?44OX5ZCQ44GE44Gm44Oe44Km44Oz44OI44Gn44GN44Gq44GE?=
Message-ID:  <568B6466.2030503@t.kanazawa-u.ac.jp>
In-Reply-To: <568B4D1D.20307@fmp.to>
References:  <568B4D1D.20307@fmp.to>

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$BJ?Ln!w6bBtBg$G$9!#(B

On 2016/01/05 13:57, Paseri wrote:
> zfs $B$N<B83$r$7$F$$$F!">c32H/@8;~$NBP1~$rD4$Y$F$$$k$N$G$9$,!"(B
> $B2?=h$+$i<j$rIU$1$F$$$$$d$i$G!"(Bzfs $B$*;H$$$N3'$5$s$+$i!"(B
> $B%N%&%O%&$r$*J9$-$7$?$/;W$$$^$9!#(B
> 
> $B>I>u!'(B
> VMware Player $B$N4D6-2<$G!"(B10.2-RELEASE-p7(i386) $B>e$G!"(B
> $B%[%9%H(B OS $B$N:F5/F0$K$h$C$F!"(Bumount $B$;$:$KEE8;(B OFF $B$H$J$C$?8e$N(B boot $B$G!"(B
> zfs $B$N%^%&%s%H;~$K!"%3%"%@%s%WEG$$$F%j%V!<%H$r7+$jJV$9!#(B
> 
> $B%3%"%@%s%W$7$?$H$-$N%3%s%=!<%kI=<($7$?J8;z(B
> Fatal double fault:

$B!!(Bzfs$B$O%a%b%j6t$$$@$=$&$G!"%+!<%M%k%a%b%j6u4V$r?)$$?T$/$9$H!"(B
$B%+!<%M%k$,%Q%K%C%/$7$FMn$A$k$=$&$G$9!#(B

> /boot/loader.conf
> vm.kmem_size="512M"
> vm.kmem_size_max="512M"

$B!!$3$N(B512MB$B$,>.$5$9$.$k$N$+$b$7$l$^$;$s!#(B

> Physical memory: 2023 MB

$B!!J*M}%a%b%j$,(B2GB$B$G$"$l$P!"(Bvm.kmem_size$B$d(Bvm.kmem_size_max$B$r(B
3GB$B$K$7$F$_$k$HNI$$$+$b$7$l$^$;$s!#(B
$B2<5-$,;29M$K$J$k$H;W$$$^$9!#(B

https://forums.freebsd.org/threads/kmem_map-too-small-panic-with-big-file-copies-on-zfs-and-8-0.15053/

$B$3$3$K$O!"0J2<$N$h$&$K=q$$$F$"$j$^$9!#(B

The most suggested value of vm.kmem_size was 1.5 your amount of RAM.
It should be less than 2 times the amount of RAM.

You definitely should install the 64 bit version of FreeBSD.

$BEvJ}$b$3$l$r;29M$K@_Dj$7$F$$$^$9!#(B
----
$BJ?Ln989((B@$B6bBtBg3X(B $BBg3X1!(B $B<+A32J3X8&5f2J(B $BEE;R>pJs2J3X@l96(B
hirano@t.kanazawa-u.ac.jp



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