[mythtv-users] Automatic deletion on drive fillup doesn't work

[Matt Goebel]

>> >I have 650GB on my master backend shared out the sole Myth slave
>> >frontend/backend
>> >via NFS on which I keep all my recorded shows.  A few days ago this filled
>> >up.
>> >Instead of automaticly deleting older or lower priority shows, as I
>> >thought Mythtv
>> >was supposed to do, it just continued on recording shows of 0 bytes.
>
> Just a hunch: although you specify the remaining disk space in
> gigabytes, some filesystems reserve a certain percentage of the disk
> for root's exclusive use so that logging and daemons would continue to
> work if a run-away user process tried to fill the filesystem.  From a
> user's perspective, "df" would show lots of remaining space (typically
> 5% for ext2/ext3) but writing data to files would fail if it resulted
> in an allocation request.  If that percentage is larger than the fixed
> size you specified then the auto-expire routine would never be
> triggered.
>
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This is Reiserfs v3 /w LVM on a hardware RAID 5 array.  When I checked with df the
whole filesystem was actually used up.  So it really IS full and no reserve...  The
only thing this volume is used for is Myth storage, TV shows, video, music, etc. 
Programs are on another volume.