Re: [Pacemaker] migrate_from/migrate_to for Stateful RAs

2009-09-01 Thread Andrew Beekhof
On Tue, Sep 1, 2009 at 8:50 AM, Florian Haas wrote: > On 09/01/2009 08:30 AM, Andrew Beekhof wrote: >> only one layer of the stack is ever able to migrate. >> >> a resource can only migrate if its location and ordering pre-requisits >> are satisfied on the source and target nodes. >> clearly this c

Re: [Pacemaker] migrate_from/migrate_to for Stateful RAs

2009-08-31 Thread Florian Haas
On 09/01/2009 08:30 AM, Andrew Beekhof wrote: > only one layer of the stack is ever able to migrate. > > a resource can only migrate if its location and ordering pre-requisits > are satisfied on the source and target nodes. > clearly this can't be true for drbd _and_ something running on top of >

Re: [Pacemaker] migrate_from/migrate_to for Stateful RAs

2009-08-31 Thread Andrew Beekhof
On Tue, Sep 1, 2009 at 8:23 AM, Florian Haas wrote: > Andrew, > > does the CRM/PE allow for resource migration with > migrate_to/migrate_from for Master/Slave RAs? I think it does, but that wont help you here because... > This would imply that at > some point (during migration) multiple instances

[Pacemaker] migrate_from/migrate_to for Stateful RAs

2009-08-31 Thread Florian Haas
Andrew, does the CRM/PE allow for resource migration with migrate_to/migrate_from for Master/Slave RAs? This would imply that at some point (during migration) multiple instances would be in the Master role, and master-max would be ignored (or implicitly incremented by 1) but while *not* migrating,