TPDC Manual (G06.24+)
Table Of Contents
- What’s New in This Manual
- About This Manual
- 1 TPDC Overview
- TPDC Components and Architecture
- Tandem Performance Data Collector (TPDC)
- Tandem Performance System File Label (TPSFL)
- Tandem Performance File Label (TPFL)
- Tandem Performance Load Measure (TPLM)
- Tandem Performance Load Data (TPLD)
- System Performance Analysis Using Measure (SPAM)
- Tandem Performance Deferred Processing (TPDP)
- Data Files (RWS, DWS, UWS)
- How TPDC Collects Data
- Example: Scheduling TPDC Data Collection
- TPDC Components and Architecture
- 2 Installing and Running TPDC
- 3 Using the Collected Data
- 4 Using the System Configuration Reports
- 5 Using the SPAM Performance Data Charts and Reports
- Overview of the Charts and Reports
- Performance Data Charts
- Acceleration Profiles of User Programs (AXLCHRT)
- Apportioned Program CPU Consumption (WKLOAD)
- Average CPU Utilization (ACUCHRT)
- Average Disc Utilization (ADUCHRT)
- Data Communications Line Overview (DATACOM)
- Disc Cache Performance (DCPCHRT)
- Disc File Block Splits Shares (BLKSPLT)
- Disc File I/O Activity Distribution (DFIODST)
- Disc File Overview (Alphabetic) (DFOATBL)
- Disc File Physical I/O Shares (DFPIOS)
- Disc File ‘Requests Blocked’ Shares (REQBLKD)
- Disc File System I/O Shares (DFSIOS)
- Disc I/Os per Second (DIOCHRT)
- Disc Response Time (DRTCHRT)
- EXPAND Communications Line Overview (EXPAND)
- Global Indicators (COVER)
- Logical Disc File I/O Wait Shares (LDFIOWT)
- SQL/MP Program Overview (SQLPROG)
- SQL/MP Statement Overview (SQLSTAT)
- Process Category Counts (PCOUNTS)
- Process/CPU Priority Distribution (PRIDIST)
- Program Disc File I/O Wait Shares (PGDIOWT)
- Program Logical File Open Shares (PGOPENS)
- Program Logical I/O Wait Shares (PGLIOWT)
- Program Overview (PGOVIEW)
- Program Spooler File I/O Wait Shares (PGSPLWT)
- Relative CPU Balance (RCBCHRT)
- Relative Disc Balance (RDBCHRT)
- TMF Overview (TMFVIEW)
- Performance Data Reports
- Busiest Disc Files (Logical I/O Wait Time, Overall) (IOWOVER)
- Busiest Disc Files (Logical I/Os, by Volume) (LIOBVOL)
- Busiest Disc Files (Physical I/Os, by Volume) (PIOBVOL)
- Busiest Disc Files (System I/Os, by Volume) (SIOBVOL)
- Busiest Processes (by CPU) (PBSYCPU)
- CPU Activity (CPUREPT)
- Disc Cache 1 (Activity, by Block Size) (CACHE1)
- Disc Process Activity (DPREPT)
- Disc Subsystem Activity (DSCREPT)
- EXPAND Network Line Activity (NETREPT)
- Global Indicators (COVER)
- Low Selectivity (Needle in a Haystack) SQL Table Access Report (HAYSTCK)
- Network System Activity (SYSREPT)
- New Process Creation Timeline (NEWPROC)
- PATHWAY System Processes (PATHWAY)
- Physical Disc I/O Activity (PDISCIO)
- Process Existence Timeline (PTIMLIN)
- Process Memory Utilization (by CPU) (PMEMCPU)
- Process Page Faults (by CPU) (PFLTCPU)
- Server Summary (from $RECEIVE File) (SERVICE)
- TMF Activity Report (TMFREPT)
- A Entity and Attribute Definitions
- B Cross-Reference of Enform Queries to Data Files
- C Enform Query Source File (QPGROUPS)
- Index

Using the Collected Data
Tandem Performance Data Collector (TPDC) Manual—526357-001
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Entities
Table 3-6 lists the Performance Data Reports available from SPAM in the order in
which they are generated.
DRTCHRT Disc Response Time (Milliseconds)
ADUCHRT Average Disc Utilization
DIOCHRT Disc I/Os per second
DCPCHRT Disc Cache Performance
EXPAND EXPAND Communications Line Overview
DATACOM Data Communications Line Overview
WKLOAD Apportioned Program CPU Consumption
AXLCHRT Acceleration Profiles of User Programs
PGOVIEW Program Overview
PGOPENS Program Logical File Open Shares
PGLIOWT Program Logical I/O Wait Shares
PGSPLWT Program Spooler File I/O Wait Shares
LDFIOWT Logical Disc File I/O Wait Shares
DFSIOS Disc File System I/O Shares
DFPIOS Disc File Physical I/O Shares
BLKSPLT Disc File Block Splits Shares
REQBLKD Disc File ‘Requests Blocked’ Shares
DFOATBL Disc File Overview (Alphabetic)
DFOSTBL Disc File Overview (System I/Os)
DPMEMRY Disc Process Memory Utilization (by CPU)
DFIODST Disc File I/O Activity Distribution
PRIDIST Process/CPU Priority Distribution
Table 3-6. List of SPAM Performance Data Reports
Report Label Report Name (page1of2)
PTIMLIN Process Existence Timeline
NEWPROC New Process Creation Timeline
PATHWAY Pathway System Processes
PROFILE Application Program Profiles
CPUREPT CPU Activity
DPREPT Disc Process Activity
DSCREPT Disc Subsystem Activity
Table 3-5. List of SPAM Performance Data Charts
Chart Label Chart Name (page2of2)