Hi.
After upgrading to the latest Proxmox VE 3.4 kernel (I believe it's the source), some of our OpenVZ containers suck out all available CT memory:
top - 15:35:07 up 3 days, 13:34, 2 users, load average: 0.07, 0.05, 0.01
Tasks: 58 total, 1 running, 57 sleeping, 0 stopped, 0 zombie...