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  1. Wirelogd relies on the latest handshake to determine if a peer is active or inactive. While there is trafic the handshake should be renewed every 2 minutes. If there is no trafic handshake is not renewed. Based on this behavior we assume that if there is no new handshake after a while, the client is probably inactive.

  2. mkzombie 2015-03-15

    This program creates one or more zombies and a daemon their leader. It can be used to replenish system zombies, or to feed the init monster.

    via http://www.brendangregg.com/specials.html