Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
On 02/02/15 02:44 PM, Ivan wrote: > >>> I'm not sure that two (or more) LUKS partitions are identical given >>> exactly the same cleartext content and the same keys. There must be some >>> kind of sector randomization when writing data to make cryptoanalysis >>> harder, so it makes me think that it's not the case (that would require >>> testing though). >>> If I'm right, I don't see how DRBD could work in that setup. (or maybe I >>> just need more sleep). >> >> LUKS is working on the LV, which will be backed by the PV on DRBD. DRBD >> doesn't know data, so it will simply replicate the LUKS structure >> faithfully to both nodes. >> >> Remember, for all intent and purpose, there is only one device/luks >> partition. DRBD is really no different from LUKS on /dev/mdX devices in >> this regard. > > ah that's right - indeed more sleep needed. I've skipped the "clustered > LVM" part and was thinking about two luks partitions. > > sorry for the noise. No worries at all. When you ask a question like this, you have a chance to learn a system better, so it's good. :) -- Digimer Papers and Projects: https://alteeve.ca/w/ What if the cure for cancer is trapped in the mind of a person without access to education?