Subject: Re: log-structured file system
To: Chris G. Demetriou <cgd@postgres.berkeley.edu>
From: Greg Cronau <gregc@edi.com>
List: current-users
Date: 06/13/1994 17:00:57
Chris G. Demetriou
>
>> Minor nit: toe doesn't accept anonymous ftp connections anymore, you have to 
>> use s2k-ftp.cs.berkeley.edu.
>
>that's what i get for puttering around on toe...  8-)
>
>> The paper is pretty good; it does a reasonable job of explaining what a log-
>> structured filesystem is and how it fits into BSD.  But from reading it, it
>> seems that the EFS filesystem (FFS with clustering) is nearly as good as LFS
>> for most things, if not better.
>
>Correct.  FFS w/clustering is about the same speed as LFS (when the
>cleaner is not running), and is faster when the cleaner is.  the 4.4
>(and NetBSD) FFS has clustering.

Ok, here's another question to noone in particular:

    The EFS(Extended File System???) or "Clustering file system" seems,
by description, to be an extension of the standard "Fast File System"
FFS or UFS. Will the clustering file system be able to access old style
UFS partitions, or will newfs'ing be required?

Gregc@edi.com


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