can convert XFS log version from 1 to 2 ?

[Eric Sandeen]

akira matsumoto wrote:
> Hi. I'm using XFS on CentOS 5.4 now.
> 
> and I want to convert XFS log version from 1 to 2.(maybe default version is 1 )

xfs_admin -j:

       -j     Enables version 2 log format (journal format supporting larger log buffers).

works since xfsprogs 2.8.0

> XFS have any convert methods ? like "ext3 to XFS"
> 
> or Only could mkfs.xfs command ?

not within xfs; you could look at "convertfs" but dump & restore is probably better/safer.
 
> thanks.

No problem!

-Eric