Subsystem Analyzer for Db2 for z/OS consuming high CPU

Products

• Subsystem Analyzer for DB2 for z/OS

Issue/Introduction

Subsystem Analyzer for Db2 for z/OS consuming high CPU in development systems. A strobe report shows the PSACGEC2 module causing the issue.

Environment

z/os DB2

Cause

High Data Sampling rates in Subsystem Analyzer 

Resolution

Recommend reducing the Getpage sampling rate to reduce the CPU consumption by Subsystem Analyzer.  

See

Sampling Rates