[mythtv-users] LVM volume size <> Total space available

[Craig Fry]

On 10/10/07, Ryan Steffes <rbsteffes at gmail.com> wrote:
>
> On 10/10/07, Ryan Steffes <rbsteffes at gmail.com> wrote:
> > On 10/10/07, Craig Fry <craigfry at gmail.com> wrote:
> > > My LVM volume is 1.13 TB is size.  I have this volume mounted as ext
> and it
> > > shows 873.65 GB.  Where did the 256.35 GB go?
> > >
> >
> > One possible explanation is that your 1.13 TB is actually 9256.96 Gb
> > and then you've got the default 5% reserved for root.  Since the math
> > works out, 9256.96 * .95 = 8794.112, this is the answer I want to go
> > with.
> >
> > Try:
> >
> > tune2fs -m 1 /dev/pathtodrive
> >
>
>
> I think I got the Gigabyte vs Gigabit label wrong, but the general
> principle is the same.
>
> For an example, compare your `df -H` to `df -H`
>
> My DVD partition:
>
> mythtv:/home/MythVideo  636G  551G   85G  87% /home/MythVideo
>
> versus
>
> mythtv:/home/MythVideo  682G   591G    92G  87% /home/MythVideo
>
>
> I'm fairly sure it's the issue of this conversion couple with the
> reserved root blocks that's making your space poof.
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Mine shows

df -H /video
Filesystem       Size   Used  Avail Use% Mounted on
/dev/mapper/mythdata-mythdata
                       939G   843G    87G  91% /video

df -h /video
Filesystem            Size  Used Avail Use% Mounted on
/dev/mapper/mythdata-mythdata
                      874G  785G   81G  91% /video

after the tune2fs.
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