Re: Recommended journal size for /boot

["Stephen C. Tweedie" <sct redhat com>]

Hi,

On Wed, Feb 28, 2001 at 01:25:44PM -0800, Brian J. Murrell wrote:
> I want to convert the last of my filesystems to ext3.  The only one
> left is /boot.  It is not very big however, only about 10MB itself.
> 
> Any recommendations on what size journal to put a /boot filesystem of
> only 10-20MB?

As small as possible!  At the moment, that's 1MB for a 1K blocksize
filesystem: it should be possible to reduce that, but smaller journals
have not been tested.

> Oh, BTW: "tunefs -j -J size=..." is awesome.  No more gyrations with dd,
> chattr, lilo -R, etc.  Nice!  One note however: even in Stephen's
> 1.20.WIP.sct-20010216 release, it is an error to use -j without -J ...
> I seem to recall that -j without -J size is supposed to estimate a
> journal size and create it.
> 
I'll have a look at that.

Cheers,
 Stephen