16-Virtual machines

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Across
  1. 3. Using VMs reduces the number of physical machines needed
  2. 6. The software layer that manages hardware resources to create VMs
  3. 7. Easily moving a VM from one physical host to another
  4. 9. VM feature that lets you return to a previously saved VM state
Down
  1. 1. Storage I/O becomes a … when many VMs share storage
  2. 2. Running untrusted software within a VM for safety
  3. 4. The downside of virtualization due to extra software layer
  4. 5. Multiple operating systems can run on a single physical server
  5. 8. VMs stored as files can be backed up and …
  6. 9. point of failure If a host fails, all its VMs might go down
  7. 10. When too many VMs are created and not controlled