[DRBD-user] moving to a different backing device

Lionel Sausin ls at numerigraphe.com
Thu Feb 20 18:16:51 CET 2014

Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.

Le 20/02/2014 18:08, Wayne a écrit :
> Lionel,
> Thanks for the reply. Ok, I think I'll just start with the 'dd' route
> and then do a resize once both systems are upgraded. So how does DRBD
> keep track of the size of the backing device? Is that via the
> /var/lib/drbd/drbd-minor-?.lkbd files?
No idea, sorry - and that means I may just be plain wrong of course...
> I have backups but a resync adds a lot of I/O load to the Primary
> server which is a very busy DB server which is why I'm trying to avoid
> a resync.
Really, the dynamic sync speed is cool, it will only kick in when the 
server is not busy.
Of course that may mean very long sync times for you.
> I'll start with the 'dd' method and if that works I'll report my
> findings.
> Thanks again,
My pleasure.

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