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Date:      Fri, 12 Dec 2003 22:54:04 -0600
From:      pixfbsd <pixfbsd@earthlink.net>
To:        denon@denon.cx
Cc:        freebsd-stable@freebsd.org
Subject:   RE: FreeBSD 4.8 and instabilities with Buslogic SCSI drivers  in VMWare
Message-ID:  <1071291244.13932.1.camel@viper.dlqj.net>
In-Reply-To: <6.0.1.1.2.20031211225738.05815900@mail.jon.com>
References:  <20031212000934.TAGY73768.web01-imail.rogers.com@win2000> <20031211203621.S45532@carver.gumbysoft.com> <6.0.1.1.2.20031211225738.05815900@mail.jon.com>

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Pardon my missing this.  So your environment is FreeBSD 4.8 machine with
VMware producing your Win2000 environment?

On Thu, 2003-12-11 at 23:02, denon wrote:
> I agree with your analysis of the 4-year old driver, though it's funny to 
> say it's in a difficult to reproduce environment.  In all actuality, a 
> software-based system would be one of the most controlled environments 
> available, removing all variables of heat, flakey hardware, etc, and 
> abstracting them from the hardware layer. VMware seems to be really robust, 
> when the OS plays nicely.  (unfortunately win2k under vmware seems to be 
> extremely robust, even under high loads .. what luck.)
> 
> This aside, I think you'll find that creating a FBSD 4.8 system in a 
> scsi-based vmware disk will reproduce it somewhat consistently. I've spoke 
> with several others having the same issue.
> 
> You'll also take note that I'm not the guy that said this place was dead. :)
> 
> Regards,
> 
> -d
> 
> 
> At 10:43 PM 12/11/2003, you wrote:
> >On Thu, 11 Dec 2003, Mike Jakubik wrote:
> >
> > > It seems like this list is dead, and the developers don't care anymore.
> > > Current is where it's at.
> >
> >This is patently wrong.  Please don't do this.
> >
> >Since this is an isolated report in a hard-to-reproduce environment
> >(vmware), its difficult to say if this is a bug in our software or a bug
> >in vmware. Considering the bt driver hasn't been touched in over 4 years,
> >I'm thinking that there may be issues in vmware.
> >
> >I'd follow up with the vmware folks.
> >
> > >
> > > -----Original Message-----
> > > From: owner-freebsd-stable@freebsd.org
> > > [mailto:owner-freebsd-stable@freebsd.org] On Behalf Of denon
> > > Sent: Thursday, December 11, 2003 12:28 PM
> > > To: freebsd-stable@freebsd.org
> > > Subject: Re: FreeBSD 4.8 and instabilities with Buslogic SCSI drivers in
> > > VMWare
> > >
> > > So there are no other thoughts on this?  I kinda figured people were
> > > interested in squashing 4.8 bugs left and right .. :)
> > >
> > > -d
> > >
> > > At 03:25 PM 12/8/2003, you wrote:
> > > >Responses inline:
> > > >
> > > >At 03:41 PM 12/7/2003, you wrote:
> > > >>On Sun, 7 Dec 2003, denon wrote:
> > > >>
> > > >> > We've been doing more work with VMware and FreeBSD lately. Overall 
> > it's
> > > >> > been going well, but we have a machine that's giving me grief, and I'm
> > > a
> > > >> > bit concerned.
> > > >> >
> > > >> > It's running 4.8-Release, with a single virtual SCSI drive.  It's been
> > > >> > running fine for months, but as of recently, it's started locking
> > > >> up.  When
> > > >> > it locks up, this is what's in the messages:
> > > >> > /kernel: (da0:bt0:0:0:0): CCB 0xca993340 - timed out
> > > >> > /kernel: bt0: btdone - Attempt to free non-active BCCB 0xca9933c0
> > > >>
> > > >>I wonder if the vmware environment is bug-for-bug compatible with the old
> > > >>buslogic hardware :-)
> > > >
> > > >Sure seems it .. though it was stable for a long time, so I don't know ..
> > > >
> > > >
> > > >>I suspect this is a bug in vmware, where the emulated driver is suffering
> > > >>from long-term corruption. 43-day bug, perhaps?
> > > >>
> > > >>Does stopping and starting VMware clear this up?
> > > >
> > > >Nope, apparently not .. I tried and its happened again today. Seems to
> > > >happen about twice a day, but no pattern to it that I see..
> > > >
> > > >
> > > >-d
> > > >_______________________________________________
> > > >freebsd-stable@freebsd.org mailing list
> > > >http://lists.freebsd.org/mailman/listinfo/freebsd-stable
> > > >To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.org"
> > >
> > > _______________________________________________
> > > freebsd-stable@freebsd.org mailing list
> > > http://lists.freebsd.org/mailman/listinfo/freebsd-stable
> > > To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.org"
> > >
> > > _______________________________________________
> > > freebsd-stable@freebsd.org mailing list
> > > http://lists.freebsd.org/mailman/listinfo/freebsd-stable
> > > To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.org"
> > >
> >
> >--
> >Doug White                    |  FreeBSD: The Power to Serve
> >dwhite@gumbysoft.com          |  www.FreeBSD.org
> >_______________________________________________
> >freebsd-stable@freebsd.org mailing list
> >http://lists.freebsd.org/mailman/listinfo/freebsd-stable
> >To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.org"
> 
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