Viewing Historical Performance Data

The historical performance data has 15-minute and 24-hour intervals. You can view the historical performance data to learn the running status of services within some 15 minutes or 24 hours in the past.

Prerequisites

For details on performance event types, see Introduction to Performance Events.
The service must be configured.
The performance monitoring parameters must be set.
Time has been synchronized between the U2000 Web LCT and NEs.

Context

NOTE:

If you select Query from NMS, historical performance data will be obtained from the U2000 Web LCT database.
If you select Query from NE, a message will be sent through an interface to obtain historical performance data from NEs.

Procedure

Navigation Path

In the NE Explorer, select an NE, and navigate to the user interface of viewing the performance data of boards or service objects in the following ways from the Function Tree.

NE Type	Application Object	Entry
NGWDM, RTN and Submarine NE	Physical port	Select the related board, and then choose Performance > History Performance.
RTN NE	Unicast tunnel	Choose Configuration > MPLS Management > Unicast Tunnel Management. Select one or multiple ingress tunnels, and then right-click to choose Browse Performance. Click History Group tab.
RTN NE	MEP point	Click Configuration to enter the related service type. Select one or multiple MEP points, and then right-click to choose Browse Performance. Click History Group tab.

Complete the following information: Monitored Object and Monitor Period. Select the performance event type in the Measure field and the Count field.
NOTE:
All performance events supported by the board are provided as options for setting the performance event.
Optional: In the Display Options area, check Current Value, Maximum/Minimum Value and, Zero Data
Click Query. The information is shown in the lower pane.
Optional: Click Graph. Select the Performance Event and Monitor Object in the dialog box. Click Show to view the graphic result.
NOTE:
It only applies to the performance events related to the optical power.
Optional: Click Reset to reset the performance registers.
NOTE:
After the resetting, the historical performance data is deleting and a new performance monitoring period is beginning.