Subject: Re: IO ridiculously slow during newfs
To: Ignatios Souvatzis <>
From: Grant Beattie <>
List: current-users
Date: 09/07/2001 10:20:34
On Thu, Sep 06, 2001 at 07:39:43AM +0200, Ignatios Souvatzis wrote:

> On Thu, Sep 06, 2001 at 12:07:03PM +1000, Grant Beattie wrote:
> > On 1.5.1 (both i386 and sparc), while running newfs, other IO on the
> > system is ridiculously slow, to the point where `pwd' waited until
> > newfs had finished (several minutes later) before it returned
> > anything.
> are us newfsing on the raw device, (e.g. /dev/rsd0e) or on the 
> buffered one? I can imagine that using the buffered one will kill
> buffered i/o, like normal filesystem access...

You are indeed correct, thanks - perhaps newfs should automatically
use the raw device if the block device is specified, as well as
printing a warning (line 521, v1.45)