[mythtv-users] Autoexpire with 3/4 disks 100% full, what happens?

[William Munson]

Niklas Brunlid wrote:
> Hi,
>
> My backend has four disks with recordings, and up until 0.21 I used
> the copy-and-symlink method of keeping free space on the one I was
> recording to, so three of the four disks are usually 100% full, with
> <100MB free.
> Ever since I started using MythTV, I've run with autoexpire turned
> off, or at least with "minimum free space" set to 0. I don't like the
> idea of my PVR automatically deleting stuff, and here in Sweden you
> usually don't have the same show on multiple channels, so once a
> specific episode has been shown it can easily take years until it's
> shown again.
>
> With storage groups, I'm concerned about entries like these in the backend logs:
>
> 2008-03-30 21:27:11.841 AutoExpire: CalcParams(): Max required Free
> Space: 2.0 GB w/freq: 15 min
>
> >From the code and from what I've gathered from the list archives, this
> means that autoexpire thinks it has to expire something when the
> amount of free space on any disk in the storage group reaches 2.0GB
> _and_ MythTV wants to record something to that drive.
>
> So the question is: what will 0.21 do if all but one of the disks in a
> storage group are full, and more than one recording is scheduled to
> start at the same time? Will it autoexpire anything on the filled
> drives, or record everything to the one with free space until all of
> them are full?
>
>
>   
Why not simply disable auto-expire on the recordings you wish to keep 
(and on that schedule)  and then it will never touch them however it 
will manage freespace for everything else.