Mailing List Archive: RHEL 6 to RHEL 7 upgrade

> On 11 Feb 2015, at 9:36 pm, Alex Samad - Yieldbroker <Alex.Samad@yieldbroker.com> wrote:
>
> Hi
>
> I am doing some planning for a Centos 6 to Centos 7 upgrade. Just wondering if there are any gotchas with pacemaker/cman?

There is no cman in 7
You'll need to configure corosync2 directly (instead of via cluster.conf)

They're also not wire-compatible which means they cant be part of the same cluster

>
> Alex
>
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