I am idiot, that makes sense, yes. Thank you. On 10/5/23 11:15, Nux wrote:
Hello,"By definition" you cannot have VM HA with local storage.If your hypervisor goes down, through what process will the storage of your VM be moved to another hypervisor and started there?For VM HA you always must have network/shared storage, be it CEPH, Storpool, Linbit etc - and always you need some NFS share for the heartbeat - if the heartbeat NFS share were to become unavailable all the hypervisors will fence themselves (forced reboot).On 2023-10-05 10:03, Granwille Strauss wrote:Hi Nux So we cannot run VM Ha on strict KVM local storage? Or can we keep this configuration of local storage and set up a temp NFS Primary storage just for the hearbeat process to work? On 10/4/23 15:36, Nux wrote:I would avoid using host HA, I am not sure it can be relied upon currently and one thing I know for sure is that it breaks VM HA. I would just rely on the VM HA feature and disable host HA altogether. Do note, VM HA requires an NFS storage for the hearbeat etc and it needs to be stable otherwise hosts will begin to fence themselves. On 2023-10-04 13:29, W. Verleger - proIO GmbH wrote:Hi Boris, Thank you, will checkෞഀ䴀椀琀 昀爀攀甀渀搀氀椀挀栀攀渀 䜀爀ﰀßen/ With kind regards Wilken Verleger proIO GmbH Kleyerstr. 79 - 89 / Tor 13 D-60326 Frankfurt am Main - Support - Mail: supp...@proio.com 24h: +(49) (0) 1805 522 855 -----Ursprüngliche Nachricht----- Von: Boris Stoyanov <boris.stoya...@shapeblue.com> Gesendet: Donnerstag, 28. September 2023 19:55 An: users@cloudstack.apache.org Betreff: Re: KVM Host HA Settings Hi Wilken, Have you checked these article: https://www.shapeblue.com/host-ha-for-kvm-hosts-in-cloudstack/ You can also see the feature spec here: https://cwiki.apache.org/confluence/display/CLOUDSTACK/Host+HA it contains more detailed explanation of all the settings Regards, Boris. From: W. Verleger - proIO GmbH <w.verle...@proio.com> Date: Thursday, 28 September 2023, 17:28 To: users@cloudstack.apache.org <users@cloudstack.apache.org> Subject: KVM Host HA Settings Hi, Bringing in new KVM hosts to CS 4.18.0.0. How do you all configure Cloudstack to use "Host HA" for KVM hypervisor (preferably CS 4.18.0.0)? Thanks so much! Mit freundlichen Grüßen / With kind regards Wilken Verleger proIO GmbH Kleyerstr. 79 - 89 / Tor 13 D-60326 Frankfurt am Main - Support - Mail: supp...@proio.com 24h: +(49) (0) 1805 522 855 - proIO GmbH - Geschäftsführer: Swen Brüseke Sitz der Gesellschaft: Frankfurt am Main USt-IdNr. DE 267 075 918 Registergericht: Frankfurt am Main - HRB 86239 Diese E-Mail enthält vertrauliche und/oder rechtlich geschützte Informationen. Wenn Sie nicht der richtige Adressat sind oder diese E-Mail irrtümlich erhalten haben, informieren Sie bitte sofort den Absender und vernichten Sie diese Mail. Das unerlaubte Kopieren sowie die unbefugte Weitergabe dieser Mail sind nicht gestattet. This e-mail may contain confidential and/or privileged information. If you are not the intended recipient (or have received this e-mail in error) please notify the sender immediately and destroy this e-mail. Any unauthorized copying, disclosure or distribution of the material in this e-mail is strictly forbidden. - proIO GmbH - Geschäftsführer: Swen Brüseke Sitz der Gesellschaft: Frankfurt am Main USt-IdNr. DE 267 075 918 Registergericht: Frankfurt am Main - HRB 86239 Diese E-Mail enthält vertrauliche und/oder rechtlich geschützte Informationen. Wenn Sie nicht der richtige Adressat sind oder diese E-Mail irrtümlich erhalten haben, informieren Sie bitte sofort den Absender und vernichten Sie diese Mail. Das unerlaubte Kopieren sowie die unbefugte Weitergabe dieser Mail sind nicht gestattet. This e-mail may contain confidential and/or privileged information. 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