Package libqb

An IPC library for high performance servers

https://github.com/ClusterLabs/libqb

libqb provides high-performance, reusable features for client-server
architecture, such as logging, tracing, inter-process communication (IPC),
and polling.

System Administration (Section 8)
qb-blackbox
qb-blackbox Print out the logs (including debug logs) that were recorded using libqb's blackbox.