info("*** Removing excess controllers/ofprotocols/ofdatapaths/pings/noxes"
zombies = 'controller ofprotocol ofdatapath ping nox_core lt-nox_core '
zombies += 'ovs-openflowd udpbwtest mnexec'
zombies += 'ovs-openflowd ovs-controller udpbwtest mnexec'
# Note: real zombie processes can't actually be killed, since they
# are already (un)dead. Then again,
# you can't connect to them either, so they're mostly harmless.
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