ArrLen is the len of an array.

Caller is the file/line of the log statement.

ConnCount is a count of connections.

DiscoNode is the name of an ephemeral node in disco.

DiscoService is the name of a service in disco.

DistconfBacking is the type of distconf backing.

DistconfKey is the string key of the distconf value.

DistconfNewVal is the new distconf value we are trying to update a key to.

Endpoint is the URL endpoint that metrics go to.

Env is the os environment.

ExplorableParts are the parts array being used by explorable.

Func is the function a method was called inside.

GUID is the ID attached to a disco advertiser.

Index is an integer index into an array.

Name is the name of some item or group of things.

Protocol is the method of sending information.

PublishAddr is the address a server listens on.

RetryAttempt is an index retrying an action.

Size is the length of some set.

Time that a log event happens at.

URL is a URL endpoint.

ZkEvent is the event object from ZK.

ZkMethod is the zk method we are logging.

ZkPath is the path inside zk.

ZkPrefix is the prefix appended to path operations.