[DRBD-user] On-Disk Format

Lars Täuber taeuber at bbaw.de
Tue Mar 27 09:25:05 CEST 2012

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


Hi Matt,

Am Mon, 26 Mar 2012 10:47:15 -0700
"Matt Graham" <danceswithcrows at usa.net> schrieb:
> From: Lars Täuber <taeuber at bbaw.de>
> > I administrate a running drbd system, that has some flaws.
> > There are two SuSE 11.1 servers mirroring 12TB.
> > Is it possible to migrate [that] to Ubuntu 12.04 LTS?
> 
> Probably.  However, while SuSE has always been buggy, Ubuntu isn't that much
> better AFAICT.  You've heard all the "OMG Unity is horrible!!1!" traffic on
> various mailing lists, right?  That's more important for orkstations than
> servers, but it shows they're out of touch with users' wants.  I'd go for
> CentOS or Gentoo myself.

I'm relatively happy with the ubuntu LTS server versions so far.

> 
> > Will drbd 8.3.11 understand the on-disk format of a previous 8.3.8.1
> > installation?
> 
> Yes.

Many thanks. I'll try it then.


> > Install an Ubuntu system on the secondary and synchronize after
> > installation, then make the new system primary and do the same to
> > the [old] system.
> 
> That should work.  The main thing you'll have to do is account for all the
> differences between the old distro and the new distro in terms of running
> programs and config file differences.

Of course.


Lars



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