I found the problem which I will outline here just in case anyone else
runs across it in the future:
It appears that a slave will not replicate data from it's own server-id.
In my case, a large portion of the binary logs on my slave had originally
come from the master, so when the master
I have one master and one slave which I am upgrading to 4.0.14 from
4.0.12. To start the upgrade I stopped the slave, took a snapshot of it's
data directory, cleared it's binary logs, and switched to the 4.0.14
binaries. I then restarted the slave thread to get it caught up with the
master.
I set up two MySQL servers to run in a failover configuration. Because
queries will only ever be submitted to one server at a time, I decided to
use a makeshift two-way replication scheme under MySQL as descibed in
the MySQL manual.
First server (wallace) has this: