HP Integrity NonStop J-Series - Manual (Page 20)

Guardian Performance Analyzer (GPA) User Guide
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GPA Benefits and Features
Among the user benefits offered by GPA are the following:

Enables the performance analyst to become familiar with a system quickly.
 Substantially shortens the time needed to analyze the system‟s performance.

Helps the performance analyst to identify performance problem areas and, in many
cases, to pinpoint the specific causes of such problems.

Allows the system manager to determine quickly the effectiveness of system
performance management.
GPA has the following features:

Indicates in clear and simple terms how efficiently system resources are being used.

Shows to what extent the existing capacity of the system is being used.

Makes recommendations for tuning the system.

Provides PUP or SCF input (PUPIN/SCFIN) control statements for implementing
tuning recommendations and a PUP or SCF backout file (PUPBAK/SCFBAK) to
restore the system to its previous state, depending on the operating system.

Enables you to choose the optional reports that meet your specific requirements.

Analyzes any NonStop system node with up to 16 processors of any type.

Installs and runs easily, and can provide its performance analysis results (in the form
of two reports) in roughly 2 to 30 minutes, depending on the size of the node, the
processor type the analyzer is executed on and the amount of data to be analyzed.
GPA product web site:
Additional information including specifics on how CPU Busy percentages are reported
on multi-core processors can be found on: www.hpnonstopperformance.com
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