"The market for CentOS Linux-based appliances continues growing,
thanks in part to a new network-monitoring virtual appliance from
GroundWork and commercial support services from OpenLogic.
"CentOS is a freely available clone of the Red Hat Enterprise
Linux operating system. Until recently, CentOS users had to rely on
the community for support, but that changed in December 2009 when
services vendor OpenLogic began to offer commercial support for
"This week, open source network monitoring vendor GroundWork
announced its new GroundWork Monitor Enterprise Quickstart Virtual
Appliance based on CentOS and including commercial support from
OpenLogic. The move marks the first time that OpenLogic has done an
appliance support contract for CentOS, which could potentially lead
to further growth in the CentOS installed base."