On 21 Jan 2014, at 10:50 pm, Néstor C. <xala...@gmail.com> wrote: > Hello. > > When you need that some primitives switch in block you can use a group.
Groups are just a syntactic shortcut for ordering and colocation constraints. > > There is a manner to get this when you have a clone or a master/slave > involved? > > For example: > > Imagine a drbd disk (DR), a filesystem over ti (FS) and a service over all > (SRV). > The first one is a ms resource, and the other, primitives. > > The colocation rules are: > colocation fs_on_dr inf: FS DR:Master > colocation srv_on_fs inf: SRV FS > > The order rules are: > order fs_after_dr inf: DR:promote FS:start > order srv_after_fs inf: FS:start SRV:start > > How can switch the entire cluster to other node if SRV fails? (like if all > was in a group) In what way does it not do so already with the above constraints?
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