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Am 14.05.2014 11:30, schrieb Stefan G. Weichinger:
> But the encryption topic for me is interesting because I right now
> have it mixed on my thinkpad:
>
> sda1 - /boot/efi sda2 - btrfs -> root etc sda3 -
> cryptsetup-partition -> /home on it with e
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Am 14.05.2014 11:26, schrieb Neil Bothwick:
>> What RAID? I think of a laptop with only one SSD inside. You mean
>> the duplicated metadata in this case?
>
> Ah right. I've got RAID n the brain because I'm currently resizing
> the partitions for a ZF
On Wed, 14 May 2014 10:54:35 +0200, Stefan G. Weichinger wrote:
> > No, because each element of the RAID is encrypted separately, so
> > btrfs can still use the good one to repair the bad one. If you were
> > to create an mdadm array, put dm-crypt on that and then btrfs on
> > top, which is more e
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Am 14.05.2014 10:42, schrieb Neil Bothwick:
> On Wed, 14 May 2014 10:01:42 +0200, Stefan G. Weichinger wrote:
>> But then the "container" of the btrfs would be corrupted, right?
>
> No, because each element of the RAID is encrypted separately, so
> bt
On Wed, 14 May 2014 10:01:42 +0200, Stefan G. Weichinger wrote:
> >> Doesn't that screw up the whole idea of checksumming etc ?
> >
> > Not to my mind. The bits are recorded and checksummed, that's what
> > matters. If a bit on a platter is flipped, the decrypted bits will
> > also change.
>
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Am 14.05.2014 02:39, schrieb Neil Bothwick:
>> Doesn't that screw up the whole idea of checksumming etc ?
>
> Not to my mind. The bits are recorded and checksummed, that's what
> matters. If a bit on a platter is flipped, the decrypted bits will
> a
On Wed, 14 May 2014 01:09:17 +0200, Stefan G. Weichinger wrote:
> >> How to transform partitions/directories set up with cryptsetup
> >> into this new world? Set up a btrfs on top of the crypted fs ? I
> >> ask because I look for a clean setup for my 2 thinkpads.
> >
> > Encrypt the partition(s
Am 14.05.2014 01:02, schrieb Neil Bothwick:
> On Wed, 14 May 2014 00:34:12 +0200, Stefan G. Weichinger wrote:
>
>> How to transform partitions/directories set up with cryptsetup
>> into this new world? Set up a btrfs on top of the crypted fs ? I
>> ask because I look for a clean setup for my 2 thi
On Wed, 14 May 2014 00:34:12 +0200, Stefan G. Weichinger wrote:
> How to transform partitions/directories set up with cryptsetup into this
> new world? Set up a btrfs on top of the crypted fs ? I ask because I
> look for a clean setup for my 2 thinkpads.
Encrypt the partition(s) with cryptsetup a
Am 12.05.2014 20:28, schrieb Stefan G. Weichinger:
> Next steps:
>
> * see if things work :-)
>
> * migrate my other, faster and bigger SSD to the new and shiny root-fs.
> I boot from the EFI partition there ... but root and stuff is on the 2nd
> SSD.
done that today ... and removed the older S
Am 12.05.2014 16:30, schrieb Marc Joliet:
> In a presentation by Donny Berkholz at Fosdem this year [0], he
> mentioned the distro CoreOS, and that they can do atomic updates. I
> haven't looked it up in detail, but they're website says that they
> use a dual-root scheme where the update is perfor
Am Sun, 11 May 2014 23:24:34 +0200
schrieb "Stefan G. Weichinger" :
[...]
> ... but it is really nice-to-have the option to snapshot your root-fs,
> do-something-to-it (emerge unstable stuff, delete the wrong files, you
> name it ...), and if you don't like it you simply boot using your
> snapshot
After some initial learning and fiddling I have to say that I really
like the features and possibilities of btrfs so far.
OK, features bring complexity as well ... some technology hides that
more, some less.
... but it is really nice-to-have the option to snapshot your root-fs,
do-something-to-i
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