Return accumulated wait time since the last metrics reset.
Declared in <bslmt_meteredmutex.h>
<bslmt_meteredmutex.h>
bsls::Types::Int64 waitTime() const;
Return the wait time (in nanoseconds), accumulated since the most recent call to resetMetrics (or MeteredMutex if resetMetrics was never called).
resetMetrics
MeteredMutex
wait time in nanoseconds