Subject: Re: LFS frailty vs. datestamping [Was Re: /dev/clock pseudodevice]
To: Manuel Bouyer <firstname.lastname@example.org>
From: Bill Studenmund <email@example.com>
Date: 07/30/2001 13:12:47
On Mon, 30 Jul 2001, Manuel Bouyer wrote:
> But, for this, LFS has an advantage over FFS: data are journalised, so
> if your machine crash while a write was in progress, you get the database in
> the previous consistent state.
> It can also be very usefull for things like mail spool.
For general databases, the db usually takes care of journalizing. For your
mailspool, a well-behaved MTA will take steps to force the mailspool to be
written synchronously. So fs crash afterwards won't matter (unless the fs
crash is the fs spitting on itself).