Get Information On Decodes; Delta Calculator; Sas Hashed Address Calculator - Viavi Xgig User Manual

Chapter 19, Xgig TraceView Tools

Get Information on Decodes

Changes to the decodes are documented in the file
check for any specific decode improvement. The file is located in the installation directory,
typically
There is also a file located in the installation directory named
complete list of protocols supported by the current release.

Delta Calculator

The Delta Calculator
time between events can help determine the timing properties of your application or provide
general performance information. For example, if you know the approximate quantity of data
between events, then the delta time between those same events can give you an evaluation of
performance.
You can establish bookmarks at the events for which you want to calculate the delta time.
To use the Delta Calculator with a pre-defined bookmark:
1 Click the Delta Calculator
Calculator dialog box appears.
2 Select the pull down tab under Delta Start Time and select a bookmark.
Select the pull down tab under Delta Stop Time and select a bookmark. The delta time displays
3
in the Delta Calculator dialog box.
To use the Delta Calculator with timestamps from the spreadsheet:
Click the Delta Calculator
1
Calculator dialog box appears.
Select the pull down tab under Delta Start Time.
2
3 Click the row in the spreadsheet. Its timestamp appears in the Delta Start Time box.
Select the pull down tab under Delta Stop Time.
4
Click the row in the spreadsheet. Its timestamp appears in the Delta Stop Time box.
5
6 The delta time displays in the Delta Calculator dialog box.
7 The delta time between the two events will display even if the stop time is earlier than the start
time.

SAS Hashed Address Calculator

The
Hash Calculator
Wide Name. This name/address is an 8-byte hexadecimal value that displays in SAS traces as a
3-byte hashed value. For example, if you know the SAS address or WWN, you can create the
3-byte hashed value and search/filter for that value in the trace.
402
C:\Program Files\ViaviViavi\Xgig Analyzer\CurrentProtocols\CurrentProtocolVersions.txt
feature calculates the delta time between any two events in a trace. The delta
feature creates a 3-byte hashed value of the SAS address or unique World
CurrentProtocolVersions.txt
button in the toolbar or double-click the timestamp. The Delta
button in the toolbar or double-click the timestamp. The Delta
Get Information on Decodes
. Refer to this file to
which is a
XgigProtocolList.txt
Xgig Analyzer User's Guide
.