K 10 svn:author V 3 mav K 8 svn:date V 27 2013-11-11T08:27:20.714634Z K 7 svn:log V 193 Introduce seperate mutex lock to protect protect CTL I/O pools, slightly reducing global CTL lock scope and congestion. While there, simplify CTL I/O pools KPI, hiding implementation details. END