VM files
OpenVZ
Containers:
Config:
/etc/vz/vz.conf OpenVZ main log: <pre> /var/log/vzctl.log
Separate log for each VM:
/vz/root/<vmID>/var/log/massages #in case of linux guest
VM config:
KVM
KVM images:
/dev/vg1/
Main KVM log:
/var/log/libvirt/libvirtd.log
Separate log for each VM:
/var/log/libvirt/qemu/
Config:
/etc/libvirt/libvirtd.conf /etc/libvirt/qemu.conf
Separate config for each VM:
/etc/libvirt/qemu/<vmID>.xml