Category: Virtualization

Citrix Xenserver & Ubuntu 12+ VM’s fail to boot / missing bootloader

Error in XenCenter when booting some Linux VM’s using out-dated templates ie XenServer’s paravirtualized bootloader (pygrub) is unable to handle the newest versions of Grub bootloader in VM’s Specific error message “The bootloader for this VM returned an error – did the VM installation succeed? Unable to find partition containing kernel” Disclaimer: Make a backup […]

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FreeNAS 8.3 ISCSI & XenServer

Experienced something very strange in our XenServer farm. Noticed some VM’s were shutdown while others appeared UP, however, not responsive. I restarted the FreeNas server after trying to restart the ISCSI service failed. The server experienced a complete power outage in our datacenter even though it was plugged into A & B power. I’ll get […]

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XenServer Boot errors from an ISO

Error: PM Error: Starting VM ‘Ubuntu 32’ – The bootloader for this VM returned an error — did the VM installation succeed? INVALID_SOURCE Unable to access a required file in the specified repository: file:///tmp/cdrom-repo-mRk5kz/install/vmlinuz. Open Xen server console. Run the following command #xe vm-list Note the uuid of your Virtual machine. Example: uuid ( RO) […]

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Xenserver Love/Hate Part DUX

Yes, I purposely misspelled the topic! I left off with converting many ESXi VMware 4.1 Windows VM’s to Xenserver 62. All but one in particular would migrate and boot fine, however, upon a reboot or shutdown, the VM would BSOD with a winlogon.exe error specifically the file “VMUpgradeAtShutdownWXP.dll”. HUH? Doing some research *cough* Googling; found […]

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