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Date: Mon, 9 Apr 2007 09:30:18 -0700
From: Andrew Sharp <andy.sharp@onstor.com>
To: "Larry Scheer" <larry.scheer@onstor.com>
Cc: "Tim Gardner" <tim.gardner@onstor.com>
Subject: Re: Delorean can't do a system config copy to a 2.2 system
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Pfft, it's not me.  It's common knowledge the clusterdb and other
config files may not be backwards compatible.

As for the flash-install, it probably doesn't put an fstab file on the
CF card, which would account for the problem there.  That's a bug in
flash-install that can be fixed.




On Sat, 7 Apr 2007 11:37:12 -0700 "Larry Scheer"
<larry.scheer@onstor.com> wrote:

> This can't be. We can't start saying this is WAD. If so you changed a
> working design and disable a common practice done by engineering and
> QA to rapidly switch systems between revs.
> 
> It is common to down-rev a system in QA and engineering by doing a
> flash install then doing a system config copy and then copying a
> saved cluster-db of an old release that matches the system to the
> seconday flash and rebooting.
> 
> We have done this for years. You just can't take away this capability
> and say it is WAD. It can take many hours to reconfigure a system and
> re-build a cluster database with all the volumes, virtual servers,
> mirrors, snapshots and the like.
> 
> You have taken away a proceedure that took only minutes to one that
> takes several hours. This can't happen.
> 
> Sorry, but you need to fix this. I won't be the only one to say so.
> 
> By the way this is still broken in the latest Delorean build.
> 
> Larry
> 
> -----Original Message-----
> From: Andy Sharp
> Sent: Fri 4/6/2007 5:57 PM
> To: Larry Scheer
> Cc: Tim Gardner
> Subject: Re: Delorean can't do a system config copy to a 2.2 system
>  
> WAD
> 
> Not a supported operation to copy system config backwards to an older
> version.
> 
> Besides, first you have to boot the one you installed with
> flash_install because I think flash_install doesn't put an fstab file
> on there; that's done during initial config process.
> 
> Good luck,
> 
> a
> 
> On Fri, 6 Apr 2007 17:32:51 -0700 "Larry Scheer"
> <larry.scheer@onstor.com> wrote:
> 
> > Andy,
> > 	I was setting up Tim's filer (eng45, a cheetah) to do the
> > unit test of the 2.2.X maintenance release that has the new upgrade
> > features. The primary flash has the latest Delorean build (sync'ed
> > today) loaded on it.
> > 
> > I did a flash install of 2.2.2.1 on the secondary flash and I
> > installed Ken's build of Delorean done on Tuesday (submittal 11)  on
> > the primary flash I could not do a system config copy to place the
> > config info on the secondary flash. I got this error message:
> > 
> > system config copy
> > mount_secondary: Can't mount /dev/wd0a on /mnt1/: Device busy(16)
> > Unmounting /mnt1/usr/local/agile/conf...failed!
> > Error: No such file or directory(9)
> > Unmounting /mnt1/var...failed!
> > Error: No such file or directory(9)
> > Unmounting /mnt1/usr/local/agile...failed!
> > Error: No such file or directory(9)
> > Unmounting /mnt1/usr...failed!
> > Error: No such file or directory(9)
> > Unmounting /mnt1/tmp...failed!
> > Error: No such file or directory(9)
> > Unmounting /mnt1/...failed!
> > Error: Invalid argument(9)
> > 
> > I will upgrade to the latest build to see if the problem still is
> > there. (I didn't have a problem with today's build upgrading the
> > config on the secondary flash of a bobcat. But the secondary flash
> > had Delorean installed on it.
> > 
> > We need this capability to work on flashes that have an older
> > release (i.e 2.2 or 1.3.3) than the primary. 
> > 
> > I need to take off so I won't be able to see if the latest build can
> > update a 2.2.2.1 flash with a Delorean config until much later.
> > (Maybe Monday?) 
> > 
> > Larry
> 
