Hello,
I see the following log messages related to network (hn- synthetic Hyper-V network interface):
% tail /var/log/messages
Aug 25 09:44:58 rgt011fw kernel: hn0: exceed max page buffers,37,32
Aug 25 09:44:58 rgt011fw kernel: hn0: exceed max page buffers,37,32
Aug 25 09:44:58 rgt011fw kernel...