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</o:shapelayout></xml><![endif]--></head><body lang=ES link=blue vlink=purple><div class=WordSection1><p class=MsoNormal>Hi all,<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span lang=EN-US>I am very interested in setting up a virtualized infraestructura that provides HA to my <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Installed VMs. As read, OpenNebula does provide it but I have some technical questions<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Regarding its functioning:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>I would like to better understand the HA model behind the scenes on OpenNebula. I mean, <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>In Citrix or vmware you have a manger node where you configure HA, but the real nodes<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Managing it are the physical hosts (hypervisors). This is great because it avoids a single<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Point of failure you can find in other packages where the manager node is responsible for<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Monitoring and managing HA capabilities. Also, you avoid to devoting duplicated resources to <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Maintain two management servers up and running in active/passive state. <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> I have found this a shortcome for some configurations<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>And would like to know the mechanisms under OpenNebula. I have read it uses a persistent<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Database so I understand it will be located on an external storage that can be replicated and so on, <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>But I am not sure if I will need to run two instances of the management server in order to <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Have HA HA </span><span lang=EN-US style='font-family:Wingdings'>J</span><span lang=EN-US>.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>żAny clues on this?<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Thanks in advance, <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Jose.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p></div></body></html>