Conky changed between Linux Mint v17.1 and v18. While the transition requires mostly copy/paste the top part of your .conkyrc file and leaving the bottom part as is, certain things no longer work. For example, reporting the status of certain important background tasks, SSH & Apache2, stopped working. Here is how I fixed it.
Whacked out ethernet names appeared in Linux Mint 18. Names such as enp3s0 came from nowhere and broke piles of programs and network connectivity by taking away the expected “eth0”.