Don't write heartbeats if the deadlock detector is off
Don't write heartbeats if the deadlock detector is off

ansonwzj/CPSC416Taipei,ansonwzj/CPSC416Taipei,Dataman-Cloud/Taipei-Torrent,beni55/Taipei-Torrent,Dataman-Cloud/Taipei-Torrent,FlexibleBroadband/Taipei-Torrent,beni55/Taipei-Torrent,FlexibleBroadband/Taipei-Torrent