On Tue, Aug 07, 2001 at 05:51:26PM +0200, Daniel Phillips wrote:
> On Tuesday 07 August 2001 16:23, Stephen C. Tweedie wrote:
> > On Tue, Aug 07, 2001 at 03:29:26PM +0200, Daniel Phillips wrote:
> > > Ext3 has its own writeback daemon
> >
> > Ext3 has a daemon to schedule commits to the journal, but it uses the
> > normal IO scheduler for unforced writebacks.
> Yes. The currently favored journalling mode uses a writeback journal,
> no?
It's lazy commit, but that's not really writeback --- when you're
journaling, you write once to the journal, then after commit you write
again to primary storage. The commit is lazy, sure, but it's not
doing the writeback.
Cheers,
Stephen
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