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

Entity and Attribute Definitions
Tandem Performance Data Collector (TPDC) Manual—526357-001
A-9
starting-free-mem Measure field - free frames at the start of measurement
ending-free-mem Measure field - free frames at the end of measurement
starting-ucme Measure field - UCME frames at the start of measurement
ending-ucme Measure field - UCME frames at the end of measurement
starting-uds. Measure field - UDS frames allocated at the start
ending-uds Measure field - UDS frames allocated at the end
starting-sds Measure field - SDS frames allocated at the start
ending-sds Measure field - SDS frames allocated at the end
starting-ucl Measure field - UCL frames allocated at the start
ending-ucl Measure field - UCL frames allocated at the end
starting-scl Measure field - SCL frames allocated at the start
ending-scl Measure field - SCL frames allocated at the start
unsp-pages-qtime Measure field - time spent in memory by unsponsored pages
unsp-pages-qlen-max Measure field - maximum items on the queue
unsp-pages-start Measure field - count at start of measurement
unsp-pages-end Measure field - count at end of measurement
processor-status Measure field - status of all processors at start
disc-ios-f Measure field - 64-bit version of disc I/Os
cache-hits-f Measure field - 64-bit version of cache hits
svnet Measure field - ServerNet activity for processor
read-requests Measure field - transfers initiated that brought information
write-requests Measure field - transfers initiated that sent information
read-bytes Measure field - bytes transferred by read requests
write-bytes Measure field - bytes transferred by write requests
link-prepush-msgs Measure field - messages transferred using prepush
link-readlink-msgs Measure field - messages transferred using prepush but within
readlinkcache size
Iink-large-msgs Measure field - messages that exceeded readlinkcache
message size
readlinkcache-all Measure field - received messages for which both control and
data bytes were cached
readlinkcache-ctrl Measure field - messages where control bytes were cached
readlinkcache-none Measure field - messages where no bytes were cached
replyctrlcache-msgs Measure field - message replies for which control was carried
in the interrupt packet
CPU (continued)