Date: Mon, 20 Aug 2007 12:58:45 -0500 From: "Eric Kjeldergaard" <kjelderg@gmail.com> To: "Stefan Lambrev" <stefan.lambrev@moneybookers.com> Cc: freebsd-current@freebsd.org Subject: Re: kernel panic with memory disks Message-ID: <d9175cad0708201058o62e4441cq6c5a524791d65c4d@mail.gmail.com> In-Reply-To: <46C9B99C.1060403@moneybookers.com> References: <46C9B99C.1060403@moneybookers.com>
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On 20/08/07, Stefan Lambrev <stefan.lambrev@moneybookers.com> wrote:
> Hello,
>
> I do not know if this is know behavior, and I know that 6.2 panic if the
> memory disk got full,
> but on 7-current the panic is before the disk got full.
>
> Here is what I do:
>
> mdconfig -a -t malloc -s 800m
> newfs /dev/md0
> mount /dev/md0 /mnt
> cp 600mb.file /mnt
-t type
Select the type of the memory disk.
malloc Storage for this type of memory disk is allocated with
malloc(9). This limits the size to the malloc bucket
limit in the kernel. If the -o reserve option is not
set, creating and filling a large malloc-backed memory
disk is a very easy way to panic a system.
-- mdconfig(8)
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