[mythtv-users] Which filesystem deletes large files the fastest?

Adam Felson a.f.6 at pobox.com
Sat Oct 30 20:50:41 UTC 2004


XFS volumes can't be shrunk, only enlarged.

On Fri, 2004-10-29 at 23:41 -0500, Aran wrote:
> On Wed, 2004-10-27 at 08:20, Ryan Steffes wrote:
> 
> > Is there a good way to switch from ext3 to jfs?  Can someone point me
> > toward a howto, most of what I'm finding through Google seems to be up
> > to YEARS old.
> 
> If you're using LVM, and your filesystems can be resized (and I think
> the big 4 all can be), you can just shrink your source partition down as
> much as you can, then create a new partition with the new FS out of the
> freed space.  Then you move over files until the new partition is full. 
> Then shrink the original partition further, increasing the new partition
> by the same amount, then move files again.  Repeat as necessary.  
> 
> If that sounds tedious, it would be if your partition was near full.  If
> you can delete shows until the partition is only half full, then it
> would be pretty painless.
> 
> You could also borrow a disk from someone, pvcreate it and add it to
> your volume group, make a new FS on it, copy your data, free the
> original partition and pvmove the filesystem from the borrowed disk to
> the original.  
> 
> Anyway, if you aren't using LVM this is all moot, but this kind of
> manipulation is why I like using LVM on just about everything but
> laptops.  
> 
> _______________________________________________
> mythtv-users mailing list
> mythtv-users at mythtv.org
> http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users
-- 
Adam Felson <a.f.6 at pobox.com>



More information about the mythtv-users mailing list