Re: laptops and journalling filesystems

dean gaudet (dean-list-linux-kernel@arctic.org)
Tue, 31 Jul 2001 08:51:43 -0700 (PDT)


On Mon, 30 Jul 2001, Justin Guyett wrote:

> On Mon, 30 Jul 2001, Tony Lill wrote:
>
> > Do any of the current batch of journalling filesystems NOT diddle the
> > disk every 5 seconds? I've tried reiser and ext3 and they're both
> > antithetic to spinning down the disk. Any plans to fix this bug in
> > future kernels?
>
> are you sure this is a product of the journal and not the vm? a machine
> with 1gig memory doing nothing (<25% physmem used) and ext2 has disk
> accesses ever few minutes too.

that's not my experience. i use noatime, i've disabled atd and selected
crontab entries, and i've got enough RAM to avoid paging. the disk will
stay spinned down for hours (usually until i touch netscape). the system
is based on redhat 6.1 (2.2 kernel).

-dean

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/