Brocade Communications Systems Network Advisor 12.0.0, User Manual

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Brocade Network Advisor SAN User Manual 907
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SAN Historical performance data
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SAN Historical performance data
Performance should be enabled constantly to receive the necessary historical data required for a
meaningful report. The following options and features are available for obtaining historical
performance data:
•
Collect historical performance data from the entire SAN or from a selected fabric.
NOTE
Virtual Fabric logical ISL ports are not included in performance collection.
•
Persist data on every polling cycle (5 minutes).
•
Store records for each port. The maximum number of records stored varies with the
configuration on the Server Management Console, Performance Data Aging tab.
For more information, refer to “Defining the performance data aging interval” on page 309.
•
Use the RRD (Round Robin Database) style aging scheme.
•
Enable granularity.
The granularity varies depending on the configuration on the Server Management Console,
Performance Data Aging tab.
Option 1—2 years data with the following samples:
•
Raw samples for last 1 day
•
30 minutes granularity for last 3 days
•
2 hour granularity for last 30 days
•
1 day granularity for last 2 years
Option 2—2 years data with the following samples:
•
Raw samples for last 8 days
•
1 day granularity for last 2 years
For more information, refer to “Defining the performance data aging interval” on page 309.
•
Plot advanced monitoring service (AMS) violation events received during the chart time range
and master log events logged on the same product as the measure being plotted.
•
Generate reports. For instructions on generating reports, refer to “Generating SAN
performance reports” on page 1057.
•
Configure the graph display using right-click menu options. For more information refer to
“Configuring the graph display” on page 912.