i have a Probleme with Veeam B&R on Hyper-v 2012 Cluster.
The Hyper-V Host has 40 GB memory free. But when i start the Veeam Backup Job the Host take 97% memory till the Diskbackup is done. Then the host give the 40GB Memory free. See the following image :

Yesterday i have a Bluescreen with Stop 0x0000009E. That was the reason to upgraded the Veeam to 6.5.144.
Can someone help me?
I use this Hardware/Software:
Storage:IBM SVC
Server:IBM x3650 M3
Veeam B&R 6.5.144 with Onhost Proxy
OS:Windows Server 2012 Datacenter-full with Hyper-V