“Open Source Development Labs (OSDL) released the Carrier Grade
Linux Requirements Definition, version 3.0 (CGL 3.0) and OSDL Data
Center Linux Capabilities version 1.1 (DCL 1.1).“The two sets of requirements aim to further the quality and
capability of Linux products for certain enterprise workloads and
tasks.“OSDL’s Carrier Grade Linux Requirements Definition, version 3.0
(CGL 3.0) is the latest version of the definition that is intended
to provide a set of Carrier requirements against which products are
measured. Among CGL 3.0’s requirements are 99.999 percent
availability, serviceability, performance capabilities, and
compliance with specifications like LSB and POSIX as well as
clustering abilities…”