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    XCP host rebooted: VM's wont start anymore :-(

    Scheduled Pinned Locked Moved Xen Orchestra
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    • olivierlambertO Offline
      olivierlambert Vates 🪐 Co-Founder CEO
      last edited by

      No, the problem is a manual rename of the VHD in your SR.

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      • P Offline
        prensel @olivierlambert
        last edited by

        @olivierlambert said in XCP host rebooted: VM's wont start anymore 😞:

        No, the problem is a manual rename of the VHD in your SR.

        Checked /run/sr-mount/e1fb6d59-93c5-72bf-a018-184dd3ea3643 and there was a smal 300kb mailserver.vhd file dated october 15th ?? No clue why it was there.
        I have removed it and the xe pbd-plug works now.
        I also seem to able to start the vm now 🙂

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        • olivierlambertO Offline
          olivierlambert Vates 🪐 Co-Founder CEO
          last edited by

          Yes, you should never rename a file manually in the SR 🙂 So it blocked rescan, then PBD plub, then the VM.

          Also, please remove the unused host from your pool.

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          • olivierlambertO Offline
            olivierlambert Vates 🪐 Co-Founder CEO
            last edited by

            And finally, please consider getting pro support if you are running XCP-ng in production. You would have get faster assistance, but more importantly, contributing to the project (helping us to get more people involved)

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            • P Offline
              prensel @olivierlambert
              last edited by

              @olivierlambert said in XCP host rebooted: VM's wont start anymore 😞:

              Yes, you should never rename a file manually in the SR 🙂 So it blocked rescan, then PBD plub, then the VM.

              Also, please remove the unused host from your pool.

              Thanks for your help sofar, really appreciate it 🙂

              The host was removed earlier.
              The vm seems to work fine but I still cant install XOA from the webinterface or from cli with the script ?

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              • olivierlambertO Offline
                olivierlambert Vates 🪐 Co-Founder CEO
                last edited by

                Please remove the host first. Not physically as you already did, from XAPI perspective 🙂

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                • P Offline
                  prensel @olivierlambert
                  last edited by

                  @olivierlambert said in XCP host rebooted: VM's wont start anymore 😞:

                  And finally, please consider getting pro support if you are running XCP-ng in production. You would have get faster assistance, but more importantly, contributing to the project (helping us to get more people involved)

                  I certainly will consider it but i'm still in the process to decide if xcp_ng is something that suits me. I had some other quircky issues before that didnt convince me to put it in production (yet).

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                  • olivierlambertO Offline
                    olivierlambert Vates 🪐 Co-Founder CEO
                    last edited by

                    Well, renaming a VHD in the SR is a good way to learn to NOT do it 😉
                    Also not removing a host in XAPI while doing it physically is also something else you have to avoid.

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                    • P Offline
                      prensel @olivierlambert
                      last edited by

                      @olivierlambert said in XCP host rebooted: VM's wont start anymore 😞:

                      Well, renaming a VHD in the SR is a good way to learn to NOT do it 😉
                      Also not removing a host in XAPI while doing it physically is also something else you have to avoid.

                      To be honest I have no clue why this mailserver.vhd was there, at least it wasnt intentional to be there. But I assume it was caused by trying to backup the vhd's file from the SR. For some reason I couldnt and still cant get the backup or export function to work properly from XOA. Every backup ends after some seconds with some strange error...

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                      • olivierlambertO Offline
                        olivierlambert Vates 🪐 Co-Founder CEO
                        last edited by olivierlambert

                        It can't be done by XO, because XO is using XAPI to make all calls (there's no XAPI command to rename a file on the SR, also XO isn't connected via SSH, so there's 0 change it was caused by XO).

                        So it was done manually at some point (check your host bash history).

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