PyLatencyMap v1.2

PyLatencyMap is a tool for heat map visualization on the CLI. It is integrated with scrips to collect and visualize I/O latency heat maps from various sources, including BPF, SystemTap, DTrace, Oracle wait events, NetApp filers, trace files.
See also a related tool:
Recent updates of OraLatencyMap and PyLatencyMap

Version 1.2 is from March 2015.