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    Why I Feel KVM Is the Easiest HyperVisor to Learn the Basics On

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    kvmhypervisorvirtualizationfedoralinuxubuntucentosrhelsuseopensuse
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    • scottalanmillerS
      scottalanmiller @DustinB3403
      last edited by

      @DustinB3403 said in Why I Feel KVM Is the Easiest HyperVisor to Learn the Basics On:

      Agentless isn't the factor I'm sticking on. It's how do I create a complete system, agentless, agent based (some new magic), management interface scaling, migration etc.

      Complete system includes everything. SO many things that aren't virtualization. There is no end to what we'd have to consider under that scope.

      DustinB3403D 1 Reply Last reply Reply Quote 0
      • ObsolesceO
        Obsolesce @scottalanmiller
        last edited by

        @scottalanmiller said in Why I Feel KVM Is the Easiest HyperVisor to Learn the Basics On:

        @DustinB3403 said in Why I Feel KVM Is the Easiest HyperVisor to Learn the Basics On:

        If Cockpit had functionality "export a backup to <insert remote>" right there I wouldn't be as I have been. Because, you need something additional.

        Who else has that command?

        Hyper-V Server does have WSB semi built in, it's an additional feature you need to enable. After that it's simple commands or remotely via the GUI.

        But why export backup? Backups should already be off the host...

        DustinB3403D scottalanmillerS 2 Replies Last reply Reply Quote 0
        • DustinB3403D
          DustinB3403 @scottalanmiller
          last edited by

          @scottalanmiller said in Why I Feel KVM Is the Easiest HyperVisor to Learn the Basics On:

          @DustinB3403 said in Why I Feel KVM Is the Easiest HyperVisor to Learn the Basics On:

          Agentless isn't the factor I'm sticking on. It's how do I create a complete system, agentless, agent based (some new magic), management interface scaling, migration etc.

          Complete system includes everything. SO many things that aren't virtualization. There is no end to what we'd have to consider under that scope.

          You are now mixing the guest OS and the virtual hardware it runs on. I'm specifically discussing a complete hypervisor stack.

          What is the:

          • Hypervisor?
          • Backup method
          • Restoration procedure

          Among about a million other talking points, that while small things, still need to be understood.

          JaredBuschJ scottalanmillerS 2 Replies Last reply Reply Quote 0
          • DustinB3403D
            DustinB3403 @Obsolesce
            last edited by

            @Obsolesce said in Why I Feel KVM Is the Easiest HyperVisor to Learn the Basics On:

            But why export backup? Backups should already be off the host...

            That is a separate conversation entirely.

            1 Reply Last reply Reply Quote 0
            • JaredBuschJ
              JaredBusch @DustinB3403
              last edited by

              @DustinB3403 said in Why I Feel KVM Is the Easiest HyperVisor to Learn the Basics On:

              @scottalanmiller said in Why I Feel KVM Is the Easiest HyperVisor to Learn the Basics On:

              @DustinB3403 said in Why I Feel KVM Is the Easiest HyperVisor to Learn the Basics On:

              Agentless isn't the factor I'm sticking on. It's how do I create a complete system, agentless, agent based (some new magic), management interface scaling, migration etc.

              Complete system includes everything. SO many things that aren't virtualization. There is no end to what we'd have to consider under that scope.

              You are now mixing the guest OS and the virtual hardware it runs on. I'm specifically discussing a complete hypervisor stack.

              What is the:

              • Hypervisor?
              • Backup method
              • Restoration procedure

              Among about a million other talking points, that while small things, still need to be understood.

              Because to @scottalanmiller backups have nothing to do with the hypervisor.

              scottalanmillerS 1 Reply Last reply Reply Quote 0
              • scottalanmillerS
                scottalanmiller @JaredBusch
                last edited by

                @JaredBusch said in Why I Feel KVM Is the Easiest HyperVisor to Learn the Basics On:

                @DustinB3403 said in Why I Feel KVM Is the Easiest HyperVisor to Learn the Basics On:

                @scottalanmiller said in Why I Feel KVM Is the Easiest HyperVisor to Learn the Basics On:

                @DustinB3403 said in Why I Feel KVM Is the Easiest HyperVisor to Learn the Basics On:

                Agentless isn't the factor I'm sticking on. It's how do I create a complete system, agentless, agent based (some new magic), management interface scaling, migration etc.

                Complete system includes everything. SO many things that aren't virtualization. There is no end to what we'd have to consider under that scope.

                You are now mixing the guest OS and the virtual hardware it runs on. I'm specifically discussing a complete hypervisor stack.

                What is the:

                • Hypervisor?
                • Backup method
                • Restoration procedure

                Among about a million other talking points, that while small things, still need to be understood.

                Because to @scottalanmiller backups have nothing to do with the hypervisor.

                Correct, they are their own thing. Just like the operating systems you run on top of the hypervisor are their own thing. Like everything in IT, they work together, but the switches, routers, backups,, are their own things, not "parts of the hypervisors."

                Unless you have Scale that includes it.

                1 Reply Last reply Reply Quote 0
                • scottalanmillerS
                  scottalanmiller @DustinB3403
                  last edited by

                  @DustinB3403 said in Why I Feel KVM Is the Easiest HyperVisor to Learn the Basics On:

                  @scottalanmiller said in Why I Feel KVM Is the Easiest HyperVisor to Learn the Basics On:

                  @DustinB3403 said in Why I Feel KVM Is the Easiest HyperVisor to Learn the Basics On:

                  Agentless isn't the factor I'm sticking on. It's how do I create a complete system, agentless, agent based (some new magic), management interface scaling, migration etc.

                  Complete system includes everything. SO many things that aren't virtualization. There is no end to what we'd have to consider under that scope.

                  You are now mixing the guest OS and the virtual hardware it runs on. I'm specifically discussing a complete hypervisor stack.

                  What is the:

                  • Hypervisor?
                  • Backup method
                  • Restoration procedure

                  Among about a million other talking points, that while small things, still need to be understood.

                  I backup and restore workloads, not platforms. I think confusing the infrastructure to run workloads on with the workloads themselves actually undermines that planning process.

                  Especially in a world where you might not be all on one hypervisor. What happens if you have to include cloud, physical, colo, and on premises hypervisors all in a single strategy?

                  1 Reply Last reply Reply Quote 0
                  • scottalanmillerS
                    scottalanmiller @Obsolesce
                    last edited by

                    @Obsolesce said in Why I Feel KVM Is the Easiest HyperVisor to Learn the Basics On:

                    @scottalanmiller said in Why I Feel KVM Is the Easiest HyperVisor to Learn the Basics On:

                    @DustinB3403 said in Why I Feel KVM Is the Easiest HyperVisor to Learn the Basics On:

                    If Cockpit had functionality "export a backup to <insert remote>" right there I wouldn't be as I have been. Because, you need something additional.

                    Who else has that command?

                    Hyper-V Server does have WSB semi built in, it's an additional feature you need to enable. After that it's simple commands or remotely via the GUI.

                    But why export backup? Backups should already be off the host...

                    Well, the exporting is what turns a snapshot into a backup, in a sense.

                    ObsolesceO 1 Reply Last reply Reply Quote 0
                    • DustinB3403D
                      DustinB3403
                      last edited by

                      What does backing up a workload mean to you?

                      I backup everything so I can restore to whatever, whenever. That is my workload. Whatever gets me back to operational, hypervisor excluded.

                      scottalanmillerS JaredBuschJ 2 Replies Last reply Reply Quote 0
                      • scottalanmillerS
                        scottalanmiller @DustinB3403
                        last edited by

                        @DustinB3403 said in Why I Feel KVM Is the Easiest HyperVisor to Learn the Basics On:

                        What does backing up a workload mean to you?

                        I backup everything so I can restore to whatever, whenever. That is my workload. Whatever gets me back to operational, hypervisor excluded.

                        Workload is "what is presented to the end user."

                        With your strategy, let's say your hardware fails, your hypervisor is gone, company decides to restore to a cloud location. What's your restore strategy?

                        When using agents, this is normally really easy. It's the same as any other restore. For those doing agentless, there are options, but it becomes less obvious.

                        DustinB3403D 1 Reply Last reply Reply Quote 0
                        • DustinB3403D
                          DustinB3403 @scottalanmiller
                          last edited by

                          @scottalanmiller said in Why I Feel KVM Is the Easiest HyperVisor to Learn the Basics On:

                          @DustinB3403 said in Why I Feel KVM Is the Easiest HyperVisor to Learn the Basics On:

                          What does backing up a workload mean to you?

                          I backup everything so I can restore to whatever, whenever. That is my workload. Whatever gets me back to operational, hypervisor excluded.

                          Workload is "what is presented to the end user."

                          With your strategy, let's say your hardware fails, your hypervisor is gone, company decides to restore to a cloud location. What's your restore strategy?

                          When using agents, this is normally really easy. It's the same as any other restore. For those doing agentless, there are options, but it becomes less obvious.

                          From the user perspective, they don't care what is presented to them, so long as they can work.

                          So your stance is "the user should see nothing different". . . So is mine.

                          1 Reply Last reply Reply Quote 0
                          • DustinB3403D
                            DustinB3403
                            last edited by

                            And like with any hypervisor any cloud provider has options to migrate to them.

                            Migration away on the other hand is a different conversation.

                            1 Reply Last reply Reply Quote 0
                            • JaredBuschJ
                              JaredBusch @DustinB3403
                              last edited by

                              @DustinB3403 said in Why I Feel KVM Is the Easiest HyperVisor to Learn the Basics On:

                              What does backing up a workload mean to you?

                              I backup everything so I can restore to whatever, whenever. That is my workload. Whatever gets me back to operational, hypervisor excluded.

                              It means he is changing the scope to suit his point of view.

                              1 Reply Last reply Reply Quote 0
                              • dbeatoD
                                dbeato
                                last edited by

                                And you didn't give XCP-ng a chance?

                                JaredBuschJ 1 Reply Last reply Reply Quote 0
                                • JaredBuschJ
                                  JaredBusch @dbeato
                                  last edited by

                                  @dbeato said in Why I Feel KVM Is the Easiest HyperVisor to Learn the Basics On:

                                  And you didn't give XCP-ng a chance?

                                  Are you asking me? Of course not. It didn't exist 6 years ago.

                                  dbeatoD DustinB3403D 2 Replies Last reply Reply Quote 0
                                  • ObsolesceO
                                    Obsolesce @scottalanmiller
                                    last edited by

                                    @scottalanmiller said in Why I Feel KVM Is the Easiest HyperVisor to Learn the Basics On:

                                    @Obsolesce said in Why I Feel KVM Is the Easiest HyperVisor to Learn the Basics On:

                                    @scottalanmiller said in Why I Feel KVM Is the Easiest HyperVisor to Learn the Basics On:

                                    @DustinB3403 said in Why I Feel KVM Is the Easiest HyperVisor to Learn the Basics On:

                                    If Cockpit had functionality "export a backup to <insert remote>" right there I wouldn't be as I have been. Because, you need something additional.

                                    Who else has that command?

                                    Hyper-V Server does have WSB semi built in, it's an additional feature you need to enable. After that it's simple commands or remotely via the GUI.

                                    But why export backup? Backups should already be off the host...

                                    Well, the exporting is what turns a snapshot into a backup, in a sense.

                                    Oh is that what he meant.

                                    1 Reply Last reply Reply Quote 0
                                    • dbeatoD
                                      dbeato @JaredBusch
                                      last edited by

                                      @JaredBusch said in Why I Feel KVM Is the Easiest HyperVisor to Learn the Basics On:

                                      @dbeato said in Why I Feel KVM Is the Easiest HyperVisor to Learn the Basics On:

                                      And you didn't give XCP-ng a chance?

                                      Are you asking me? Of course not. It didn't exist 6 years ago.

                                      No, I was asking to the OP, XenServer was prior to that but we all know how we felt as soon as 7.1 changes came.

                                      1 Reply Last reply Reply Quote 0
                                      • DustinB3403D
                                        DustinB3403 @JaredBusch
                                        last edited by DustinB3403

                                        @JaredBusch said in Why I Feel KVM Is the Easiest HyperVisor to Learn the Basics On:

                                        @dbeato said in Why I Feel KVM Is the Easiest HyperVisor to Learn the Basics On:

                                        And you didn't give XCP-ng a chance?

                                        Are you asking me? Of course not. It didn't exist 6 years ago.

                                        But you still haven't and continue to piss and moan about XS/XCP-ng and XO as "being my toy". Yet you refuse to try them, at least publicly. (which I haven't made either, besides working to make XO more accessible).

                                        I'd really be interested in a review of XCP-ng and XO from @JaredBusch

                                        1 Reply Last reply Reply Quote 2
                                        • CloudKnightC
                                          CloudKnight
                                          last edited by

                                          I'm now using XCP-NG, have no issues with whoever uses what for their hypervisor.. this is a more viable solution then KVM in my eyes.

                                          DustinB3403D 1 Reply Last reply Reply Quote 2
                                          • DustinB3403D
                                            DustinB3403 @CloudKnight
                                            last edited by

                                            @StuartJordan said in Why I Feel KVM Is the Easiest HyperVisor to Learn the Basics On:

                                            I'm now using XCP-NG, have no issues with whoever uses what for their hypervisor.. this is a more viable solution then KVM in my eyes.

                                            To be the devil's advocate. Why is XCP-ng a more viable solution to you over KVM?

                                            CloudKnightC 1 Reply Last reply Reply Quote 0
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