Am Montag, 2. Dezember 2013, 13:15:23 schrieb Nikita Staroverov: > > Hi, > > > > as far as I unterstood RH is going to do all infrastructure in the cman > > layer and user pacemaker only for resource management. Whith this setup > > fencing also will be a job of the fenced of the cman package. > > > > This design has its advantages: If descisions are taked on a low level, > > all > > parts of the cluster have the chance to know about theses descisions. > > > > BUT: If pacemaker needs to fence a node, it has no possibility to so so > > any > > more. Imagine a resource will not stop and pacemaker would like to fence > > that node to go on. How would that situation be handled with fencing in > > cman? > > > > Is there any way pacemaker can tell cman about it's wish to fence an other > > nore? > > > > The only solution I can think of is to delegate the fencing in cman to > > pacemaker. So both layers are able to fence. But this cannot be a good > > solution, since we have to setup fencing on two places. > > > > Thanks for fruitful discussion. > > > > > > Mit freundlichen Grüßen, > > > > Michael Schwartzkopff > > fence_pcmk does the job. Have you got any troubles with it?
No. I use it now. But setting up fencing in two places - cman -> links to pacemaker - pamcemaker it not very nice to configure fencing in two places. Is there any way that pacemaker can tell cman about it's fencing descisions? -- Mit freundlichen Grüßen, Michael Schwartzkopff -- [*] sys4 AG http://sys4.de, +49 (89) 30 90 46 64, +49 (162) 165 0044 Franziskanerstraße 15, 81669 München Sitz der Gesellschaft: München, Amtsgericht München: HRB 199263 Vorstand: Patrick Ben Koetter, Axel von der Ohe, Marc Schiffbauer Aufsichtsratsvorsitzender: Florian Kirstein
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