On 12.09.2014 17:46, Jianfeng Tang wrote: >> > Hi, > > I plan to use KVM internal network 'default' and grep dhcp log to figure > out the IP address that assigned to my VM. > > I know I can configure static ip but I like to assign ip dynamically to > avoid mgmt cost. > > Does anyone know where the dhcp log is? My KVM host is running Ubuntu > Raring (13.04). It does not have file /var/log/daemon.log as some online > doc mentioned. > > Thanks, > ~Jianfeng > Hi, this is the area that is somewhat actively worked on. The leases file is located under /var/lib/libvirt/dnsmasq/default.leases, however I'd strongly recommend using libvirt API for that: virsh net-dhcp-leases default BTW: it's not KVM's default network. The network is created and managed by libvirt ;-) Michal