Re: FFSv2 vs FFSv1

[Marc Balmer <marc%msys.ch@localhost>]

Am 05.05.13 10:08, schrieb Ryo ONODERA:
> Hi,
> 
> From: Ray Phillips <r.phillips%uq.edu.au@localhost>, Date: Sun, 5 May 2013 
> 18:02:43 +1000
> 
>> What's the most convenient way of seeing if an existing partition is
>> FFSv1 or v2?
> 
> # file -s /dev/rwd0e
> /dev/rwd0e: Unix Fast File system [v2] (little-endian) last mounted on /usr, 
> last written at Sun May  5 08:05:50 2013, clean flag 2, readonly flag 0, 
> number of blocks 20480040, number of data blocks 19855038, number of cylinder 
> groups 217, block size 16384, fragment size 2048, average file size 16384, 
> average number of files in dir 64, pending blocks to free 0, pending inodes 
> to free 0, system-wide uuid 0, minimum percentage of free blocks 5, TIME 
> optimization
> 
> This example is done on NetBSD/amd64 current.
> I believe "Unix Fast File system [v2]" means FFSv2.

And then there is also the dumpfs command, which shows the filesystem
type in its output.