Re: painted into a corner
On Sunday, August 19, 2018 10:37:05 PM -04 john doe wrote:
> On 8/19/2018 9:40 PM, Gene Heskett wrote:
> > Greetings all;
> >
> > I just installed stretch to a fresh 2T HD. letting it autopartition and
> > format for separate /, swap, /var and /home partitions. But I didn't let
> > it overwrite the grub on the 1st drive it was/is booting wheezy from.
> >
> > I figured I'd mount it to wheezy and copy over my personal stuff, like an
> > email corpus well over 15GB reaching back to 2002.
> >
> > But I can't mount much of the drive, / is all that will actually mount,
> > because the 2 versions of ext4 are incompatible, nearly all the mount
> > and e2tools can't touch the installers ext4 file systems.
> >
> > For instance, its not mounted:
> > gene@coyote:~$ e2fsck /dev/sdb8
> > e2fsck 1.42.5 (29-Jul-2012)
> > /dev/sdb8 has unsupported feature(s): metadata_csum
> > e2fsck: Get a newer version of e2fsck!
> >
> > And of course whats installed to wheezy is the latest available wheezy
> > version of e2fsck.
> >
> > Whats the recommended way to do these mounts so I can maintain as much
> > continuity as possible?
>
> Maybe using apt-pinning.
>
> In other words, installing the version of Stretch/Jessie on wheezy.
>
> On the wheezy host, can't you backupt on an external hardware?
In those cases I usually boot a recent live-CD (or USB-stick) like KNOPPIX and
mount and copy from there.
--
Eike Lantzsch ZP6CGE
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