the network, is expected to be either on permanent or temporary storage in a
virtual file system. Because each event stream is appended to while a trace is
being recorded, each is associated with a separate file for output. Therefore,
-a stored trace can be represented as a directory containing one file per stream.
+a stored trace can be represented as a directory containing at least one
+file per stream.
Meta-data description associated with the trace contains information on
trace event types expressed in the Trace Stream Description Language