Teledyne LeCroy Summit T3-16 PCIe Multi-lane Protocol Analyzer User Manual - Manual (Page 222)

Teledyne LeCroy Show Metrics in the CATC Trace Display
210 Summit T3‐16 PCI Express Multi‐Lane Protocol Analyzer User Manual
Data Throughput: The transaction payload divided by response time, expressed in
megabytes per second.
Latency Time: The time measured from the end of the request transaction to the first
completion transmitted in response to the request within this Split transaction.
Note: The Number Of Link Transactions metric for a Split Transaction usually is two for a Configuration
or IO request. It can be bigger then two for a Memory Read request.
10.16 Show Metrics in the CATC Trace Display
In the CATC Trace view display of Link Transaction or Split Transaction levels, all metrics
information applicable to a specific protocol unit is displayed in a Metrics header. The
header is located close to the end of the unit, in front of the Time cell. You can expand
and collapse the header to show or hide the metrics information.
10.16.1 Collapsed Metrics Header Display
Following is a collapsed metrics display for a unit of Link Transaction. The collapsed
header display shows only the metrics cell representing the Number of Packets.
Following is a collapsed metrics display for a unit of Split Transaction. The collapsed
header display shows only the metrics cell representing Number of Link Transactions.
10.16.2 Metrics Tool Tip Display
In both CATC Trace level views, you can view the summary of all the unit metrics in the
Metrics header tool tip. To view the tool tip, simply place the mouse cursor over the
Metrics header. Following is the tool tip for a unit in the Link Transaction view.
Note: The tool tip also presents information for time passed from the start of the recording till the
beginning of this Link or Split Transaction.