node-problem-detector-0.1.0

node-problem-detector aims to make various node problems visible to the
upstream layers in the cluster management stack. It is a daemon that runs
on each node, detects node problems and reports them to apiserver.
node-problem-detector can either run as a DaemonSet or run standalone.
Now it is running as a Kubernetes Addon enabled by default in the GCE cluster.

zipkin-0.2.0

Zipkin is a distributed tracing system. It helps gather timing
data needed to troubleshoot latency problems in service architectures.
Features include both the collection and lookup of this data.