[ClusterLabs] difference between external/ipmi and fence_ipmilan

[Stefan K]

Hi Kristoffer,

ok I see, but why maintain both? Let a coin decide which one, but I think its not very helpful to maintain both.

best regards
Stefan

> Gesendet: Mittwoch, 27. Juni 2018 um 10:55 Uhr
> Von: "Kristoffer Grönlund" <kgronlund at suse.com>
> An: "Stefan K" <Shadow_7 at gmx.net>, users at clusterlabs.org
> Betreff: Re: [ClusterLabs] difference between external/ipmi and fence_ipmilan
>
> "Stefan K" <Shadow_7 at gmx.net> writes:
> 
> > OK I see, but it would be good if somebody mark one of this as deprecated and then delete it. So that noone get confused about these.
> >
> 
> The external/* agents are not deprecated, though. Future agents will be
> implemented in the fence-agents framework, but the existing agents are
> still being used (not by RH, but by SUSE at least).
> 
> Cheers,
> Kristoffer
> 
> > best regards
> > Stefan
> >
> >> Gesendet: Dienstag, 26. Juni 2018 um 18:26 Uhr
> >> Von: "Ken Gaillot" <kgaillot at redhat.com>
> >> An: "Cluster Labs - All topics related to open-source clustering welcomed" <users at clusterlabs.org>
> >> Betreff: Re: [ClusterLabs] difference between external/ipmi and fence_ipmilan
> >>
> >> On Tue, 2018-06-26 at 12:00 +0200, Stefan K wrote:
> >> > Hello,
> >> > 
> >> > can somebody tell me the difference between external/ipmi and
> >> > fence_ipmilan? Are there preferences?
> >> > Is one of these more common or has some advantages? 
> >> > 
> >> > Thanks in advance!
> >> > best regards
> >> > Stefan
> >> 
> >> The distinction is mostly historical. At one time, there were two
> >> different open-source clustering environments, each with its own set of
> >> fence agents. The community eventually settled on Pacemaker as a sort
> >> of merged evolution of the earlier environments, and so it supports
> >> both styles of fence agents. Thus, you often see an "external/*" agent
> >> and a "fence_*" agent available for the same physical device.
> >> 
> >> However, they are completely different implementations, so there may be
> >> substantive differences as well. I'm not familiar enough with these two
> >> to address that, maybe someone else can.
> >> -- 
> >> Ken Gaillot <kgaillot at redhat.com>
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> -- 
> // Kristoffer Grönlund
> // kgronlund at suse.com
>