+ /** maximum number of frames to hold in memory, for when we are managing
+ ordering
+ */
+ static const int _maximum_frames_in_memory;
+
+ /** number of FULL written frames */
+ int _full_written;
+ /** number of FAKE written frames */
+ int _fake_written;
+ /** number of REPEAT written frames */
+ int _repeat_written;
+ /** number of frames pushed to disk and then recovered
+ due to the limit of frames to be held in memory.
+ */
+ int _pushed_to_disk;
+