[Linux-cluster] CMAN cluster event notification broken? (fwd)

Patrick Caulfield pcaulfie at redhat.com
Mon Mar 19 09:14:50 UTC 2007


Ashutosh Rajekar wrote:
> I just rebuilt RPMs from the source RPMs of RHEL5 released a few days ago
> from
> (ftp://ftp.redhat.com/pub/redhat/linux/enterprise/5Server/en/os/SRPMS/cman-2.0.60-1.el5.src.rpm)
> 
> cman_start_notification() still seems broken, it doesn't even trigger the
> callback registered with cman_start_notification().

cmn_start_notification doesn't trigger any callbacks itself. it simple enables
callbacks to happen when they occur.


> In addition to that, monitoring the fd returned by cman_get_fd() through
> select returns no events when I force other nodes to close their
> applications. Is application level notification broken or unsupported in
> this release?

cman doesn't know anything about applications. It only deals with nodes. If you
need application failover look at rgmanager.

-- 

patrick




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