This is with NLCB=debug
NetworkManager[31274]: <debug> [1362509777.142825] [nm-netlink-monitor.c:167] link_msg_handler(): netlink link message: iface idx 3 flags 0x11043 DBG<4>: Returned object reference 0x10183048, 0 remaining DBG<4>: Freed object 0x10183048 DBG<4>: Returned object reference 0x10182d08, 0 remaining DBG<4>: Freed object 0x10182d08 DBG<4>: Returned message reference 0x101bc300, 0 remaining DBG<2>: msg 0x101bc300: Freed DBG<3>: Attempting to read from 0x1017c8f0 DBG<3>: recvmsgs(0x1017c8f0): Read 1028 bytes DBG<3>: recvmsgs(0x1017c8f0): Processing valid message... DBG<2>: msg 0x101be338: Allocated new message, maxlen=1028 DBG<4>: Allocated new object 0x10182d08 DBG<4>: Allocated new object 0x10183048 -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to network-manager in Ubuntu. https://bugs.launchpad.net/bugs/1111926 Title: NetworkManager increases CPU utilization Status in NetworkManager: Confirmed Status in “network-manager” package in Ubuntu: Confirmed Bug description: Observed in systems if gnome gui is installed. NetworkManager will usually one of the cores to 100%. Killing unused services like avahi and cups didn't seem to help. Restarting the dbus service fixes the issue /etc/init.d/dbus restart Need to find root cause. To manage notifications about this bug go to: https://bugs.launchpad.net/network-manager/+bug/1111926/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp