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CHAPTER
3
Monitor
The Cisco PVM monitor function provides near real-time and real-time access to resource data, as well
as summary views of aggregated traffic data with drill-down capability, formatted into tables and graphs
for troubleshooting and analyzing current network performance. Cisco PVM displays individual and
aggregated NAM metrics, including displays for single NAM data sources, for multiple NAM data
aggregated across the network, and for all NAMs. Additionally, the Monitor tab
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Chapter 3 Monitor Monitor Navigation Both the Navigation Menu and the Parameters Pane are hidden, however, when the Monitor Overview display first opens. Figure 3-1 displays the Monitor GUI as it appears when it first opens Figure 3-1 Monitor GUI—Parameters and Navigation Hidden (default) Note To see a single TopN chart as a larger image in the Overview pane, click directly on the magnifying glass icon in the upper right corner of the desired chart. The individual TopN chart appears in
ページ3に含まれる内容の要旨
Chapter 3 Monitor Monitor Navigation Monitor Navigation Menu The Cisco PVM Generate Reports navigation menu categorizes monitoring and reports into suites. When the Monitor GUI opens, the system automatically runs the Overview report but hides the Generate Reports menu. Clicking the expand icon at the far left side of the Monitor GUI opens the Generate Reports menu (Figure 3-2), defaulted to Overview, with the report suite names displayed next to individual suite expansion icons. Clic
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Chapter 3 Monitor Monitor Navigation Table 3-1 Report Suites (continued) Suite Available Reports Description Switch/Router Interface Displays the: Ethernet Traffic Port name, in/out bytes, in/out packets, in/out Non-Unicast packets, in/out discards, in/out errors, and percentage in/out utilization. Ethernet Error Bytes, packets, broadcast packets, and multicast packets. Dropped events, CRC align errors, under- and oversize packets, fragments, jabbers, and collisions. VLANs
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Chapter 3 Monitor Generating Reports Using Monitor Figure 3-3 Monitor—Overview Report Note The value of N in TopN reports is configured, under Setup > Preferences, to values from 1 – 15. See Editing Preferences, page 2-50 for details. Additionally, unlike other TopN reports, the Monitor Overview display allows you to drill down to detailed host, application, or DSCP reports by clicking on a bar in one of the graphs. Generating Reports Using Monitor The report generation process in Cisc
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Chapter 3 Monitor Generating Reports Using Monitor Monitor Parameters Pane, page 3-7 Running a Report, page 3-8 Report Generation Process The Cisco PVM Monitor tab opens automatically after you log in to the system. To generate reports under the Monitor tab: 1. Log in to Cisco PVM. 2. Allow the system to display the Progress Indicator and then the Monitor Overview report. 3. Open a report suite and select a report. 4. Open the parameters pane. 5. Select the data source group, data v
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Chapter 3 Monitor Generating Reports Using Monitor Note For a complete explanation of available data views and report types, see Understanding Data Views, page 1-13. Monitor Parameters Pane Reports in Cisco PVM are generated with minimal input parameters: each report in the Cisco PVM Monitor GUI uses the parameters frame at the top of the window for parameter input. Figure 3-5 shows the Monitor parameters pane. Note Each time you select a new report to run, the parameters pane retains
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Chapter 3 Monitor Generating Reports Using Monitor Table 3-2 Monitor Parameters Pane Field Descriptions (continued) Data Source Drop-down list next to Allows you to select the specific data source for the report if the Data Data View Source view has been selected. Note The list defaults to the first data source available in the list for the NAM or switch selected in the Data Source Group list. Today Radio button Runs the report for all data collected since midnight. [default] Last Radio
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Chapter 3 Monitor Generating Reports Using Monitor Figure 3-7 Data View Selection Step 6 (Optional) If you have selected Data Source from the Data View list, select the specific data source you whose data you want to view in the report from the Data Source drop-down list (see Figure 3-8). Figure 3-8 Data Source Selection Step 7 Select the desired Report Type from the drop-down list (see Figure 3-9). Figure 3-9 Report Type Selection Note The Report Types available in the drop-down list de
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Chapter 3 Monitor Generating Reports Using Monitor Figure 3-10 Calendar Selection Step 9 Click Refresh. The system closes the parameters pane and displays the selected report. Figure 3-11 shows a sample report as it appears in the Monitor window. Figure 3-11 Sample Report—Applications Cisco Performance Visibility Manager User Guide 3-10 OL-8620-03
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Chapter 3 Monitor Drill-Down Capabilities Drill-Down Capabilities Cisco PVM reports display hyperlinks for linking one report to another. For example, from the Applications Report that displays a list of protocols in table rows, you can click on a Protocol hyperlink to access the Application Details report for that protocol. This section describes drill-down rules and design. This section contains the following topics: General Rules, page 3-11 Drill-Down Link Formats, page 3-12 Gen
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Chapter 3 Monitor Drill-Down Capabilities Table 3-3 Reports Drill-Down Capability (continued) Report Name Drill-Down Reports Available VLAN ID Applications VLAN Priority N/A Drill-Down Link Formats Figure 3-12 depicts the drill-down from a Hosts report to the Host Details report. Figure 3-12 Sample Drill-Down Format - Hosts to Host Details The host IP address for which the user wants to see details appears as a red hyperlink in the report shown on the left, and its respective Host Detail
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Chapter 3 Monitor Drill-Down Capabilities To use a report drill-down links, complete the following steps: Step 1 Open a tabular report by running a new report or opening an archived report. Step 2 In the table, find the linked resource about which you want more information, such as the Host ID or Protocol. Tip You can use the sorting arrows in the column header to re-sort the resource or performance information, or use the pagination links in the report header to view different pages of
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Chapter 3 Monitor Real-Time Charts Figure 3-13 NAM Traffic Analyzer Window Step 3 Review or change NAM or switch/router parameters in the traffic analyzer window. Note Changes you make using the traffic analyzer affect future data aggregation and reports only. Step 4 Close the NAM Traffic Analyzer by clicking the close button in the upper right corner of the window. Real-Time Charts Cisco PVM provides access to real-time data through links available in tabular reports. Reports contain a
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Chapter 3 Monitor Real-Time Charts This section contains the following topics: Variables Available for Real-Time Monitoring, page 3-15 Displaying a Real-Time Chart, page 3-16 Variables Available for Real-Time Monitoring Variables are displayed for individual statistics as rates in units per second (such as PACKETS/SEC). This rate reflects the change in the selected variable value over time. Table 3-4 shows the real-time variables that you can monitor for the different statistics ava
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Chapter 3 Monitor Real-Time Charts Table 3-4 Available Variables for Real-Time Charts (continued) Statistic Type Available Variables (units/sec) Switch/Router: Interface In Packets Statistics In Bytes Out Packets Out Bytes Incoming Non-Unicast Packets Outgoing Non-Unicast Packets Discarded Ins Discarded Outs In Errors Switch/Router: Ethernet Traffic Bytes Statistics Packets Broadcast Packets Multicast Packets Switch/Router: Ethernet Error Drop Events Statistics CRC Errors Oversize Packets
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Chapter 3 Monitor Real-Time Charts Figure 3-14 Real-Time Chart Hyperlink The Real-Time Chart pop-up opens and begins monitoring by displaying the Data Source and variable selected in the original report, as shown in Figure 3-15. Figure 3-15 Real-Time Chart Sample Table 3-5 describes the fields in a Real-Time Chart. Table 3-5 Real-Time Chart Field Description Element Type Description Started Fixed Text Displays the date and time that the real-time display parameters were submitted for ch
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Chapter 3 Monitor Trend Reports Table 3-5 Real-Time Chart Field Description (continued) Element Type Description Chart Body Dynamic Data Displays a line graph with demarcated points that continuously refresh as the time increments pass. Close Button Closes the chart pop-up window. Note The chart refreshes and displays new data points every 30 seconds. Step 3 Change the data being monitored by: a. Selecting a desired Data Source from the drop-down list. b. Selecting a desired Variable fro
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Chapter 3 Monitor Trend Reports DSCP DSCP Application DSCP Host Hosts (IP) Hosts (MAC) VLAN ID and VLAN Priority. The various metrics for each statistics are viewable through links directly in the Trend Report. Drilling down from a tabular to a Trend Report depends on which Report View is currently displayed. The drill-down rules are summarized in Table 3-6. Table 3-6 Trend Report Drill-Down Rules Current Tabular Report View Trend Report Values Aggregated The metric value
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Chapter 3 Monitor Trend Reports Figure 3-17 Trend Report Sample Table 3-7 describes the fields available in Trend reports. Table 3-7 Trend Report Field Descriptions Field Description Title The report name from which the Trend Report was accessed (the original report accessed in Reports), with a label indicating that the display is a Trend Report. Time Period The time period selected to generate the original report. NAM (TYPE) The NAM supplying the data flow and the NAM type (NAM-1, NAM-2
