Subject: Re: JFS
To: Brian Gregor <>
From: Gary Duzan <>
List: current-users
Date: 02/04/2000 07:34:13
In Message <> ,
   Brian Gregor <> wrote:

=>IBM has released its journaling file system, JFS, under
=>the GPL.  There is an e-mail drive at Daemon News to
=>convince them to also release it under the IBM Public
=>License so that it may be used with BSD.
=>Does anyone know how JFS compares with LFS in NetBSD?

   JFS is more like FFS than LFS. The only thing that JFS logs is
metadata writes; the basic disk structure is FFS-like. I would
expect softdeps to provide a similar performance boost, with JFS
possibly preserving more metadata after a system crash.

					Gary D. Duzan