On Thu, Jan 03, 2019 at 04:56:26PM -0600, Ken Gaillot wrote: > Right -- not only that, but corosync 1 (CentOS 6) and corosync 2 > (CentOS 7) are not compatible for running in the same cluster. I suppose it is the same situation for upgrading from corosync 2 to corosync 3? -- Valentin