geli + journal
ivoras at freebsd.org
Wed Nov 16 11:18:03 UTC 2011
On 15/11/2011 19:33, Коньков Евгений wrote:
> Здравствуйте, RW.
> Вы писали 15 ноября 2011 г., 1:50:54:
> R> On Tue, 15 Nov 2011 00:06:00 +0200
> R> Коньков Евгений wrote:
>>> catch idea, but some question:
>>> in this situation .eli.journal journal device will not be encrypted?
>>> can you describe how data flow will be?
> R> The journal is encrypted unless you choose to put it on a separate
> R> non-encrypted device.
> R> In principle the data is encrypted into the journal, decrypted from
> R> the journal and then re-encrypted into its final location. In practice
> R> I've found that in file copying between disks, writing uses about
> R> twice as much cpu time as reading, so maybe the decryption from the
> R> journal can be avoided by caching.
> Are there differences between .eli.journal or .journal.eli?
Yes, UFS gjournal support will only work with .eli.journal.
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