iSeries Tips

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iSeries Tips

• Darren Anderson
• CPS Technology Solutions
• danderson_at_cpsts.com

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Introduction

• This session is intended to help you determine
  bottle necks in your system quickly.
• It will also include information on how to locate
  problems
• Lastly will be some assistance with some common
  problems. A tour of the data bases we use to
  determine problems and solutions.

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Overview

• Collecting performance data can be valuable for
  you and your company. It can assist in sizing
  your system and projecting growth.
• Being able to determine whether the problem is an
  application or hardware oriented problem can also
  be helpful.
• Understanding how to look for hardware problem is
  invaluable.

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Performance -The Basics

• When it comes to performance in general, a few
  thing have to be considered.
• Is it hardware or software related?
• What basic tools do I have?
• Why PMiSeries?
• Do I really need performance tools?
• Determining whether its hardware or software.

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Performance continued

• The Commands that we use.
• WRKACTJOB
• WRKSYSSTS
• WRKDSKSTS
• WRKSYSACT
• WRKPRB
• STRSST
• ANZPRB

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WRKACTJOB
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WRKSYSSTS
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WRKDSKSTS
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WRKSYSACT
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Problem Detection

• In addition to the commands we have previously
  covered we need to understand how hardware
  problems can affect performance.
• RAID-5 Disk failures or Cache battery errors.
• Network or interface errors.
• Device or I/O errors
• Software Problem Analysis

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WRKPRB
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WRKPRB (Cont)
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WRKPRB (Cont)
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WRKPRB (Cont)
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WRKPRB (cont)
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STRSST
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STRSST (Cont)

• SST passwords are required since V5R1
• They include QSECOFR, QSRV, 22222222, 11111111.
• Default password id the same as user except it
  must be upper case.
• This is not the same user id that is used for the
  operating system.
• Depending on Security level you may need
  assistance in changing.

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STRSST (Cont)
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STRSST (Cont)

• Many service functions for performing Concurrent
  Maintenance,
• Setting up drives, RAID, Mirroring.
• Error Logs
• Rack Config
• Service Logs
• Changing Passwords For Service

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SST Passwords
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SST Passwords (Cont)
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SST Disk
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SST Disk (Cont)
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Service Tools
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Problem Activity Log
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Hardware Service Manager
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Rack Config
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Rack Detail
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Service Action Log
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ANZPRB
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ANZPRB (Cont)
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Additional Resources

• Software support from IBM. Everyone with current
  SWMA has access to IBM support line.
• Internet resources such as Info Center and
  Technical support knowledge bases.
• And of course your Sales Representative at CPS
  Technology Solutions

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iSeries Information Center
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iSeries Technical Support
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Software Knowledge Base
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Software Knowledge Base
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APAR
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APAR AND PTFS
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Summary

• Hopefully this helps you learn and discover more
  of the tools that are available for determining
  why a system is performing a certain way.
• PMiSeries is really the best tool for determining
  over all system performance.
• Please feel free to contact your Sales
  Representative if you have any questions.
• A copy of this presentation is available at
  www.cpsts.com.