2000 Tuning Letters

2000 No. 6 (32 pages)
Management Issues
S/390 News

• DB2 Storage
• RMF
• WLM
• OS/390 R10
• 64-bit
• ALS-1
• Tidbits from IBM-Main
• WSC Flashes
• The Net
• Pubs & APARs

Focus: Dynamic ISPF

• Introduction
• Standard ISPF
• Dynamic ISPF

CICS Performance Tips

• WLM Considerations
• LE Changes for CICS
• CICS & VSAM Tidbits

What’s New

• IBM LSPRs

Cheryl’s List

• #48

Our MIPS Versus Theirs
EXPO 2000 Trip Report
Q&A

• WLM Questions

Supplement

November 2000 CPU Chart

2000 No. 5 (56 pages)
Management Issues
S/390 News

• Red Alerts
• I/O Priority
• Tidbits from IBM-Main
• WSC Flashes
• The Net
• Pubs & APARs

Focus: VTS Measurements

• Introduction
• General Structure
• Data Sources
• Key Metrics
• VTS Notes

Focus: eServers

• EServers
• ZSeries
• z/OS
• 64-bit Addressing
• IBM License Manager
• Kudos
• Observations

What’s New

• Linux Options
• Amdahl
• STSI and CUoD

Cheryl’s List

• #46, #47

Our MIPS Versus Theirs
EXPO 2000 Trip Report
Q&A

• WLM Questions

2000 No. 4 (40 pages)
Management Issues
S/390 News

• SAS Corrupted File
• High CPU/Cache
• Tidbits from IBM-Main
• WSC Flashes
• The Net
• Pubs & APARs

Focus: confighfs

• Confighfs Command
• Interpreting Statistics

What’s New?

• OS/390 R10
• WLM in R10

BoxScore
Focus: SHARE 7/00

• Cheryl’s Hot Flashes
• HFS Commands in R9
• Parallel Sysplex
• DB2 Buffer Pools
• WSC Hot Topics
• JES2 Performance
• Misc. Notes

Cheryl’s List

• #44, #45

Q&A

• UNIX Prompt
• Finding SU/Sec
• ROTS

CICS Performance Tips

• CICS Signon
• New Function for LE 

2000 No. 3 (28 pages)

Management Issues

S/390 News
• Capping Overhead–NOT!
• Performance APAR
• MVS Performance Class
• RACF
• WSC Flashes
• The Net
• Pubs & APARs

SMF Type 42 Subtype 6

Focus: What’s New
• Linux on S/390
• Architectural Level Set
• OS/390 R9
• OS/390 R10

CF Levels

Cheryl’s List
• #43

Q&A

• ADABAS in Goal
• Two Period TSO
• After Goal Mode
• Moving HFS Files

Update Sheet Issued 9/00

2000 No. 2 (36 pages)

Management Issues

S/390 News
• RMF
• Parallel Sysplex
• Easytrieve
• COBOL
• I/O Avoidance
• Tidbits from IBM-Main
• WSC Flashes
• The Net
• Pubs & APARs

SHARE Trip Report (3/00)

• Recommended APARs
• Parallel Sysplex
• Hot Topics
• Misc.

HFS Notes

• I/O Avoidanced

UNIX Terminology

Parmlib Analysis
• BPXPRMxx non-HFS

Cheryl’s List

• #41, #42

Q&A

• Scheduling Environments
• MP Overhead
• WLM Poor Response
• LLA
• Page Data Sets

Supplement

    CPU Chart Update

2000 No. 1 (56 pages)
A Note from Cheryl & Tom
Management Issues #27
S/390 News

• Page Data Sets
• Non-SMS HFS
• Defrag
• Shark
• Easytrieve
• TCP/IP APARs
• WSC Flashes
• The Net
• Pubs & APARs

Introduction to HFS

• The Importance of HFS
• UNIX File System
• OS/390 HFS

Focus: OS/390 UNIX HFS

• Performance Points
• HFS File Latching
• HFS Global Buffering
• HFS Deferred Writes
• Monitoring HFS Buffers

Parmlib Analysis

• BPXPRMxx HFS Parms

Cheryl’s List

• #39, #40

Q&A

• Capacity Planning

Supplement

CPU Chart Update