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Date:      Thu, 28 May 1998 23:33:04 -0700 (PDT)
From:      Julian Elischer <julian@whistle.com>
To:        tcobb <tcobb@staff.circle.net>
Cc:        "'Greg Lehey'" <grog@lemis.com>, "'Mike Smith'" <mike@smith.net.au>, "'freebsd-current@freebsd.org'" <freebsd-current@FreeBSD.ORG>
Subject:   RE: DPT driver fails and panics with Degraded Array
Message-ID:  <Pine.BSF.3.95.980528233209.5747C-100000@current1.whistle.com>
In-Reply-To: <509A2986E5C5D111B7DD0060082F32A402FAC7@freya.circle.net>

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I guess this is really something you want to discuss with simon.
I'm sure he will contact you soon
He's just finished moving houes and has been out-of-touch fro a few weeks

julian


On Fri, 29 May 1998, tcobb wrote:

> > -----Original Message-----
> > From: Greg Lehey [mailto:grog@lemis.com]
> 
> > If you just want to report a bug, use send-pr.  That will reach the
> > person responsible for it as quickly as possible (consider that a lot
> > of us just drop some of the mailing lists when the combined volume
> > gets too high).  The purpose of sending the message to -CURRRENT
> > would be to draw the problem to the attention of other people using
> > the software.
> 
> Indeed. And that was the point of sending to freebsd-current.  I wanted
> anyone using the DPT driver and expecting it to perform appropriately in
> critical circumstances to know that it will not do so.  I perhaps should
> have sent the email to -hackers instead?  Or, maybe -scsi, like I did --
> it is a scsi driver problem I'm talking about.
> 
> I chose HA hardware for the particular reason that the server needs to
> be *available*.  I settled on FreeBSD for all the servers I manage 2.5
> years ago because it was the highest quality OS for Intel architectures.
>  
> > > "Indicators" are that I shouldn't be using FreeBSD for any High
> > > Availability or critical operations -- I AM using FreeBSD 
> > for > 15 live
> > > servers.
> > >
> > > Now, what was your point?
> > 
> >
> > Basically, I'd guess Mike is saying "don't use FreeBSD-CURRENT in
> > production environments".
> 
> I agree.  I wouldn't have done so without provocation.  My counterpoint
> is that FreeBSD-STABLE is NOT stable, either.  Regardless, due to
> show-stopper bugs in -stable...
> 
> My choices were:  
> 
> 1. Discard FreeBSD completely for this server.
> 2. Switch to a -current snapshot.
> 
> I didn't want to do #1, so I spent two weeks rolling a -current snapshot
> release for my in-house use, I tested it, and tested it.  It works well.
> 
> My posting was really to point to the fact that it appears that the DPT
> driver is deficient across ALL releases, not just -current.  
> 
> Believe me, I understand the uncharted waters I've entered with my
> -current snapshot.  The DPT driver failure was the unexpected thing.
> 
> 
> -Troy Cobb
>  Circle Net, Inc.
>  http://www.circle.net
> 
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