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Stability of virtual machine is extremely necessary for the maintenance of VHD files. If we ignore the early signs of virtual machine failure, we may consequently lose our critical VHD files. One of the most commonly observed errors is the paused state of the virtual machines. User must take immediate action against this issue in order to avoid the disastrous consequences. Here in this blog, various reasons behind this paused condition of virtual machines along with remedies has been explained.
About “Paused Sate” of Virtual Machines
After the installation of Hyper-V role on the operating system (Windows Server 2008/2008 R2), when user tries to create virtual machines to store virtual hard disk files on local hard drive an error occurs stating that the operation has been paused. This error also occurs when multiple snapshots of virtual machine have already been taken and an attempt has been made to add more snapshots. The error somewhat looks like this:
To verify the error, when user opens the Hyper-V Manager then the following state appears:
Along with the above error an event regarding it is added in MS-Windows-Hyper-V-VMMS-Admin log, like mentioned below:
Reason behind “Paused Sate” of Virtual Machines
When the Cluster Shared Volume on which the Virtual Machines are configured runs out of space, it leads a paused state.
Remedies for the “Paused Sate” of Virtual Machines
The obvious solution this issue is to free the disk space on the virtual hard drives. Also, you can think of moving the VHD files to a different location.
NOTES: Before moving the VHD files to another location, user must consider these following points:
In case there are other issues related to VHD files or if they have become inaccessible, then try Kernel for VHD Recovery tool to fix those issues and access your VHD files easily.