Re: [Gumstix-users] Ramdisk?

[Ryan P. <ry...@pe...>]

Thank you very much!  Exactly what I needed.  Now instead of saving to the
filesystem at 177KB/s it saves at 2.9MB/s!!!

Ryan

On 10/3/07, Craig Hughes <cr...@gu...> wrote:
>
> On Oct 3, 2007, at 10:46 AM, Ryan Pederson wrote:
>
> > I have an application that requires fast read/write access, but I
> > don't need to keep the files between reboots.
> > I think the best way to do this is using a ramdisk, but I'm not
> > sure where to start.  In a normal distribution, I would use the
> > grub loader to specify a ramdisk, but I can't find anything like
> > this for the gumstix...
> >
> > Could someone help point me in the right direction please?
>
> /tmp is mounted on a ramdisk (actually, shmfs in linux terminology,
> which is a dynamically expanding/contracting RAM based filesystem).
> You can create new ones easily in the filesystem by doing this in linux:
>
> mount -t tmpfs typeanythinghere /path/to/mountpoint
>
> Then /path/to/mountpoint will be in RAM; the filesystem defaults to
> being able to allocate up to 1/2 of available RAM, but only allocates
> it dynamically, so this is normally fine.
>
> C
>
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