I/O Per Second on IDB2 R/HSBRDWR(-BP READ/WRITE HISTORY PANEL?

book

Article ID: 208279

calendar_today

Updated On:

Products

CA Sysview Performance Management Option for DB2 for z/OS

Issue/Introduction

Is  I/O Per Second  the total of     (synchronous reads/second) + (asynchronous reads/second)  in R/HSBRDWR( BP READ/WRITE HISTORY PANEL)?

 

Environment

Release : 20.0

Component : CA SYSVIEW Performance Management Option for DB2 for z/OS

Resolution

I/O Per Second is IO-RATE which based on TOTIO

IO-RATE=TOTIO/INTERVAL-TIME-SEC

TOTIO=READ-IO+PREFETCH-READS+LIST-PREFETCH-READS+DYNAMIC-PREFETCH-READS.

The above info can be found  in HGHLVL.CDBATREQ(DCL$E$P)