[mythtv-users] filesystem choice for an 8TB logical drive.

[Jean-Yves Avenard]

2009/10/19 Greg Grotsky <spikeygg at gmail.com>:

>
> 1) plug in the new drive.
> 2) create a pv, vg, and lv on the new drive.
> 3) copy all the movies from the jfs drive to the new lv.
> 4) wipe the partition info and create and LVM partition on it.
> 5) extend the new lv onto the old disk.
> 6) extend the filesystem.
> (let me know if I'm missing anything here)
>
> Because of this I need to use a filesystem that can be resized.  I know that
> JFS can but I worry that it can not be shrunk (I'm not sure why).

The more valid question may be, how likely are you going to want to
shrink a partition size?

I run 5x 1.5TB in raid5 + LVM + JFS

no trouble here

one of my 1.5TB died after only 4 months, got it replaced under
warranty, glad I had RAID