As an update to this post from Chuck McKinnis:

"This is an update to the JFS designed for bootable JFS systems."


madodel wrote:
> ++ From the VOICE OS/2-eCS News Service   http://www.os2voice.org ++
>
> From: Mark Dodel <feedbackDESPAM@DESPAMos2voice.org>
>
> Available to those with access (via Software Subscription Services) to
> the eComStation BetaZone: ( via logging in at http://www.mensys.nl )
>
> jfs20070104fix.zip      222 kb      06/01/2007 11:46 pm          
> 20070104      Eugene Gorbunoff
>
>
> Change listed as:
>
> UJFS.DLL contains fix for:
> "JFS booter is reading files located above 4 Gb not properly"
>
> I don't know if this is just an update for the bootable JFS that is in
> the eCS 2.0 beta releases or if it is for all JFS releases.  So use it
> at your own risk.  I only use eCS 2.0 beta2 at this point for several
> months now, but I have not tried this update yet.  The jfs2007.doc
> included in the zip does mention the following:
>
> Bootable JFS requirements for JFS volume:
>  * Bootable JFS is not able load drivers larger than 2 Gb (gigabytes)
>  * Size of cluster must be: 4096 bytes
>  * Size of sector: 512 bytes
>
>
> Contacts:
>  * Mensys BV -- http://www.ecomstation.com/support/beta3report/
>  * eCo Software -- http://ecomstation.ru/ecosoft
>