CTDB in Samba4
adas at redhat.com
Thu Feb 15 23:36:10 GMT 2007
tridge at samba.org wrote:
>The one area where filesystem specific code is likely to be needed is
>some way of asking the filesystem what cluster nodes are
>present. Ideally we would also have a notifcation mechanism when new
>nodes are added. So far we have no hooks for this (we're just using a
>flat text file for the list of nodes), but that will change.
The GFS is not aware of the cluster membership.
Red Hat's cluster suite uses cman (based on openais:
http://developer.osdl.org/dev/openais/) to handle cluster memberships.
Among other things, it exposes an API for cluster membership to external
API exposed by libcman:
Simple example of using libcman:
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