Re: Checking actually used space on NILFS

[Ryusuke Konishi <ryusuke-sG5X7nlA6pw@public.gmane.org>]

Hi,
On Wed, 9 Feb 2011 13:33:38 +0100, dexen deVries wrote:
> Hello list,
> 
> 
> it's my first day with NILFS, and one issue bothers me:
> 
> is there a reasonably easy way to check the size of the current (most recent) 
> content of the NILFS filesystem?

The current nilfs doesn't have an effiecient way to do that.
So, the easy way is using 'du -s':

 # du -s /nilfs-mount-point

We need adding API (ioctl) to get extended space information and may
need minor disk format change for that.

Regards,
Ryusuke Konishi

> As in, how much space would remain used if I decided to purge all old 
> checkpoints and only keep the current one.
>
> Regards,
> -- 
> dexen deVries
> 
> [[[↓][→]]]
> 
> > how does a C compiler get to be that big? what is all that code doing?
> 
> iterators, string objects, and a full set of C macros that ensure
> boundary conditions and improve interfaces.
> 
> ron minnich, in response to Charles Forsyth
> 
> http://9fans.net/archive/2011/02/90
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