[mythtv-users] Allowing hard drive to spin down in .19 with live tv

[Paul Roberts]

Greg Farrell wrote:

>Hi,
>
>   I'm using .18 and it's great. However I wanted to do some work
>to get the hard-drive to spin down and stay down unless I was recording
>a show. This is because it's a mini-itx pc in a very small case so the
>hard-drive is the loudest part of it and also probably the hottest (3
>1/2 inch hd).
>
>The plan was to use a 512mb ram disk as my live tv ring buffer, so that
>while watching tv the hard drive could spin down without causing
>problems. Either that or a usb flash key with jffs (to remove
>file-system hot-spots).
>
>With the removal of the live tv buffer in .19 can anyone give me some
>suggestions on how I can still watch live tv with the hard drive spun
>down? I really don't want a second backend system elsewhere.
>
>The only thing I can think of is trying to use a journaling file-system
>and see if I can up the commit interval to something huge like 500megs.
>I don't know if this is possible, and unfortunately I can't find any
>commit interval documentation for jfs which is what my media partition
>is configured with.
>
>If another fs could support this I'd be willing to do a backup and
>format.
>
>I really want to get rid of what noise there is from the hard drive
>where possible. It breaks the illusion of a cool little media device as
>it sounds like a pc.
>
>  thanks a lot,
>     Greg
>
>
>
>
>
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>
>  
>

If you have another computer you could just try moving the hard drive to 
that one, and then accessing it as a NFS drive.  I've read about a lot 
of people using diskless systems for MythTV.