CTDB - the 'Mainz' plan for clustered Samba

simo idra at samba.org
Sun Oct 1 18:13:36 GMT 2006


On Sun, 2006-10-01 at 13:29 -0400, Jim McDonough wrote:
> On 10/1/06, simo <idra at samba.org> wrote:
> >
> >
> > So what happen if you add or remove a node?
> >
> This is a key statement:
> "The table will be read only at startup, and when a transmission error or
> error return from the CTDB protocol indicates that the local copy of the
> node mapping may be out of date."
> 
> Check the section on "CTDB Recovery" - adding or removing a node is the same
> as recovering from a dead node.  The recovery master will have to direct
> this, but it will need to know how many nodes currently exist.

Ok, but at all effects what this will mean is that the LMASTER for most
of the keys will change, is this a desirable effect?

Simo.

-- 
Simo Sorce
Samba Team GPL Compliance Officer
email: idra at samba.org
http://samba.org



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