Maximum volume of historical performance data that can be stored on an NE

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The historical performance database of an NE uses FIFO stack registers which support a limited data volume. When a large number of slots are used on an NE and a large amount of historical performance data needs to be stored, the performance data of each board can be saved for one week.

Other related questions:
Period for storing historical 15-minute and 24-hour WDM equipment performance data
On NEs, the most recent 6 periods of historical 24-hour performance data and 16 periods of historical 15-minute performance data can be stored. On the NMS, historical performance data is not automatically reported but is displayed only after being queried.

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