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    BRRABill's Field Report With XenServer

    IT Discussion
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    • BRRABillB
      BRRABill @Danp
      last edited by

      @Danp said:

      @Dashrender Here's a related XO issue on GH.

      I'm not sure if that is my issue.

      I wonder if you can migrate from one standalone XS to another standalone. I am checking with @scottalanmiller on that one and will report back.

      DanpD 1 Reply Last reply Reply Quote 0
      • DanpD
        Danp @BRRABill
        last edited by

        @BRRABill said:

        I wonder if you can migrate from one standalone XS to another standalone. I am checking with @scottalanmiller on that one and will report back.

        I can answer that for you. Yes, you can migrate between hosts in separate pools (technically, a lone XS is in it's own pool).

        BRRABillB 1 Reply Last reply Reply Quote 0
        • DashrenderD
          Dashrender @Danp
          last edited by

          @Danp said:

          @Dashrender Here's a related XO issue on GH.

          Oh my issue had nothing to do with XenMotion - I was simply building a new VM - there were (are) a ton of network options.
          0_1458920387854_nics.png

          Time to learn what they all mean.

          1 Reply Last reply Reply Quote 0
          • BRRABillB
            BRRABill @Danp
            last edited by

            @Danp said:

            I can answer that for you. Yes, you can migrate between hosts in separate pools (technically, a lone XS is in it's own pool).

            But only if they share storage, correct?

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

              @BRRABill said:

              @Danp said:

              I can answer that for you. Yes, you can migrate between hosts in separate pools (technically, a lone XS is in it's own pool).

              But only if they share storage, correct?

              If it is using Xen's migrate system, yes.

              DanpD 1 Reply Last reply Reply Quote 0
              • BRRABillB
                BRRABill
                last edited by

                I exported my XO VM from my test server, and imported onto the production server.

                Came right back up. Awesome.

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

                  @BRRABill said:

                  I exported my XO VM from my test server, and imported onto the production server.

                  Came right back up. Awesome.

                  That is how it's supposed to work, all of the time.

                  Congratulations.

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

                    @DustinB3403 said:

                    @BRRABill said:

                    I exported my XO VM from my test server, and imported onto the production server.

                    Came right back up. Awesome.

                    That is how it's supposed to work, all of the time.

                    Congratulations.

                    With any Hypervisor.

                    1 Reply Last reply Reply Quote 1
                    • BRRABillB
                      BRRABill
                      last edited by

                      Yes, but things always seem to have a habit of ... not working properly.

                      1 Reply Last reply Reply Quote 0
                      • DanpD
                        Danp @scottalanmiller
                        last edited by

                        @scottalanmiller said:

                        @BRRABill said:

                        But only if they share storage, correct?

                        If it is using Xen's migrate system, yes.

                        XO will migrate a VM between local storage on two XS.

                        1 Reply Last reply Reply Quote 0
                        • olivierO
                          olivier
                          last edited by

                          Figure 1: me actually lurking in this thread

                          BRRABillB 1 Reply Last reply Reply Quote 2
                          • BRRABillB
                            BRRABill @olivier
                            last edited by

                            @olivier

                            So, what is the official answer from up there? 🙂

                            1. Can XO migrate a VM fro one standalone XS to another XS?

                            2. Can you migrate the VM that XO is running on? (That gave me a "no can do" error.)

                            olivierO 1 Reply Last reply Reply Quote 0
                            • BRRABillB
                              BRRABill
                              last edited by

                              The VM that I exported seems to have created a vApp.

                              What is that?

                              1 Reply Last reply Reply Quote 0
                              • olivierO
                                olivier @BRRABill
                                last edited by olivier

                                @BRRABill

                                1. Yup
                                2. Yup

                                But you need to define a default SR on any pool you got. Eg: xe pool-param-set uuid=<pool-uuid> default-SR=<sr-uuid> (with the SR UUID of the local storage if you don't have a shared storage).

                                You can also do it with XenCenter or XO (see https://xen-orchestra.com/blog/set-the-xenserver-default-sr/ )

                                A live migration won't interrupt the VM, so even with XO on it: doesn't matter.

                                BRRABillB 2 Replies Last reply Reply Quote 1
                                • BRRABillB
                                  BRRABill @olivier
                                  last edited by

                                  @olivier said:

                                  But you need to define a default SR on any pool you got. Eg: xe pool-param-set uuid=<pool-uuid> default-SR=<sr-uuid> (with the SR UUID of the local storage if you don't have a shared storage).

                                  You can also do it with XenCenter or XO (see https://xen-orchestra.com/blog/set-the-xenserver-default-sr/ )

                                  But to clarify ... you DON'T need a pool? or do you?

                                  DanpD 1 Reply Last reply Reply Quote 0
                                  • DanpD
                                    Danp @BRRABill
                                    last edited by

                                    @BRRABill said:

                                    But to clarify ... you DON'T need a pool? or do you?

                                    @Danp said:

                                    I can answer that for you. Yes, you can migrate between hosts in separate pools (technically, a lone XS is in it's own pool).

                                    1 Reply Last reply Reply Quote 0
                                    • olivierO
                                      olivier
                                      last edited by

                                      Yes, as @Danp said, there is always a pool: a "single" host is by default in a pool with no name label.

                                      XenCenter choose to hide this, not us.

                                      1 Reply Last reply Reply Quote 0
                                      • BRRABillB
                                        BRRABill
                                        last edited by

                                        @Danp @olivier

                                        Thanks @Danp ... I think the thing that was throwing us here (who thought it was not possible outside a pool) was that a standalone is actually a pool

                                        1 Reply Last reply Reply Quote 0
                                        • BRRABillB
                                          BRRABill
                                          last edited by

                                          Converted my first physical server to a production XS this morning.

                                          So far, so good.

                                          1 Reply Last reply Reply Quote 3
                                          • BRRABillB
                                            BRRABill
                                            last edited by

                                            Question:

                                            On the new production server, it is not reporting the space taken by my new VM.

                                            This is what is says:

                                            Total: 871.8 GiB
                                            Currently used: 5.2 GiB
                                            Available: 866.5 GiB

                                            But for example the new VM I migrated over has at least 100GB.

                                            Why would it not be reporting this?

                                            1 Reply Last reply Reply Quote 0
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