November 2017
Intermediate to advanced
494 pages
14h 29m
English
Content preview from Mastering Proxmox - Third Edition
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Issue – online migration of a virtual machine fails with a failed to sync data error
In order to migrate virtual machines online without powering them off, the virtual disk of the VM must be on a shared storage system. Any VM with a virtual disk on local storage cannot be migrated live. The error will look as follows:
Aug 12 19:54:37 starting migration of VM 134 to node 'pmx-02' (172.17.2.2) Aug 12 19:54:37 copying disk images Aug 12 19:54:37 ERROR: Failed to sync data - can't do online migration - VM uses local disks Aug 12 19:54:37 aborting phase 1 - cleanup resources Aug 12 19:54:37 ERROR: migration aborted (duration 00:00:00): Failed to sync data - can't do online migration - VM uses local disks TASK ERROR: migration aborted