Your SlideShare is downloading. ×
  • Like
How to Drive Down iSeries Computing Costs
Upcoming SlideShare
Loading in...5
×

Thanks for flagging this SlideShare!

Oops! An error has occurred.

×

Now you can save presentations on your phone or tablet

Available for both IPhone and Android

Text the download link to your phone

Standard text messaging rates apply

How to Drive Down iSeries Computing Costs

  • 394 views
Published

In this Webcast, iSeries performance expert Mike Boadway of MB Software used your enrollment survey responses to drive the focus. If you start with tuning your applications for appropriate workloads, …

In this Webcast, iSeries performance expert Mike Boadway of MB Software used your enrollment survey responses to drive the focus. If you start with tuning your applications for appropriate workloads, you can greatly improve your iSeries hardware performance -- without expensive hardware upgrades. In addition, properly tuned applications can enhance your system's performance for end user's and increase availability.

  • Full Name Full Name Comment goes here.
    Are you sure you want to
    Your message goes here
    Be the first to comment
    Be the first to like this
No Downloads

Views

Total Views
394
On SlideShare
0
From Embeds
0
Number of Embeds
0

Actions

Shares
Downloads
3
Comments
0
Likes
0

Embeds 0

No embeds

Report content

Flagged as inappropriate Flag as inappropriate
Flag as inappropriate

Select your reason for flagging this presentation as inappropriate.

Cancel
    No notes for slide

Transcript

  • 1. Drive Down iSeries Computing Costs … iSeries Computing Costs
  • 2. I/O Causing CPU, Memory, Disk Bottlenecks 90% of all system performance issues are caused by excessive, unnecessary I/O performed by application software!
    • High CPU Utilization
    • Memory Faulting
    • Slow Interactive Response Time
    • Long Duration of Batch Jobs
    • High Disk Actuator Arm Activity
    Application with SQL that Reads 1,000,000 Records to Select 1,000 Records
  • 3. Tune Application Workload Before Hardware Tuning Don’t Tune Hardware First! Enhance Efficiency of Applications… Tune Hardware Around Appropriate Workload
  • 4. Identify Top Causes of Bottlenecks Identify Top Causes of Bottlenecks
  • 5. Understand Make-up of Workload Understand Make-up of Workload
  • 6. Create List of Top Priorities Create List of Top Priorities
    • Interactive Threshold Being Exceeded
    • Daytime SQL and Queries Impacting Response Time
    • Nightly Processing Running for 5 Hours
    • Payroll Job Running for 6 hours per Location
    • AR Aging Report Killing System
  • 7. Interactive Response Time 63% - Interactive response time is usually OK, but random slowdowns occur. Can’t find cause – solution appears to be a $100,000 interactive feature card.
  • 8. Interactive SQL & Queries #1
  • 9. Interactive SQL & Queries #2
  • 10. Interactive SQL & Queries #3
  • 11. Interactive SQL & Queries #4
  • 12. HA Can’t Keep Up 51% - Journal receivers are 10 GB per day, HA can’t keep up.
  • 13. Journal Analyzer #1
  • 14. Journal Analyzer #2
  • 15. Journal Analyzer #3
  • 16. Journal Analyzer #4
  • 17. Java & JDBC Killing System 46% - New web app uses Java & JDBC, when web lookup pages are hit, user waits 2 minutes. System was fine until new app went live.
  • 18. QJVACMDSRC
  • 19. Application Analyzer
  • 20. Job Logs Wasting Resources 32% - 500,000 pages of job logs generated every day, logs rarely used, wasting disk space, CPU & I/O.
  • 21. Spool Analyzer #1
  • 22. Spool Analyzer #2
  • 23. Spool Analyzer #3
  • 24. Job Description & End Code
  • 25. Message Logging
  • 26. Q&A To receive MB Software’s FREE performance evaluation: 1. Register at http://www.mb-software.com 2. Download and install software on AS/400 3. Call (800) 713-5034 to schedule your free performance review session What To Expect : After allowing performance data to accumulate for one full business day, you will log into a secure area of MB Software’s Web site and have a conference call to discuss our findings and how you can gain performance improvements. It’s that easy! Questions & Answers