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Getting Started

  1. To request the Realtime Monitor, type the task code pmrm following the ENTER NEXT TASK CODE prompt:
    V71  ENTER NEXT TASK CODE:
     pmrm
    
  2. Press [Enter]. The Realtime Monitor displays the menu screen which lists all of the Realtime Monitor options.

    PM-Rnn.n SYSTEM71         CA, Inc.                  V71      08.348 14:49:03.02  CMD-->                                                             Window : 01                                                                     Refresh: 10    01 Realtime Monitor Menu    PFkey  Description                      PFkey  Description  _  PF1   System Run Unit Summary        _  PF2   Scratch Manager Detail  _  PF3   Communication Line Detail      _  PF4   Active User Task Detail  _  PF5   Active System Task Detail      _  PF6   Transaction Detail  _  PF7   Lterm Resource Usage Summary   _  PF8   Buffer I/O Summary  _  PF9   Storage Pool Detail            _  PF10  Program Pool Detail  _  PF11  Database Overview              _  PF12  Transaction Overview  _  PF13  Task + Prog Pool Overview      _  PF14  Storage Pool Overview  _  PF15  Database I/O Driver Detail     _  PF16  Journal Detail  _  PF17  SQL Overview                   _  PF18  SQL Detail _ PF19 Active System Summary

  3. Select the screen(s) you want to view first. Window 01 is reserved for the menu, should you need to select more screens later in the session.

Monitor Screens

The following table summarizes the Realtime Monitor screens. Each screen is described in more detail later in this chapter, in the order presented in this table:

Screen

PF Key

Display

Realtime Monitor Menu

 

The main menu for the Realtime Monitor

System Run Unit Summary

PF1

One line of information for each type of system run unit, including counts of transactions initiated since system startup and transactions currently active

Specific System Run Unit Detail

 

One line of information for each system run unit; this screen is requested from the System Run Unit Summary screen

Scratch Manager Detail

PF2

Information about scratch-area use, including read/write counts, buffer statistics, and page use statistics

Communication Line Detail

PF3

One line of information for each communication line, including read/write counts, error counts, and request parameter list (RPL) use

Active User Task Detail

PF4

One line of information for each active user task, including the current program, user information, the task status, and information about system resources used by the task

Active System Task Detail

PF5

One line of information for each active system task, including the current program, the task status, and information about system resources used by the task

Transaction Detail

PF6

One line of information for each active user transaction, including the associated task ID, the name of the subschema to which the transaction is bound, and statistics of database access requests by the transaction

LTERM Resource Usage Summary

PF7

One line of information for each logical terminal ID, including the associated task name and user ID, and information about the system resources used by the task

LTERM Resource Usage Detail

 

Storage information about a specific logical terminal

Buffer I/O Summary

PF8

One line of information for each buffer defined in the DMCL, including read/write statistics, the number of areas assigned to the buffer, and the buffer size

Specific Buffer I/O Detail

 

One line of information for each file/area combination assigned to a specific buffer, including a count of page requests and read/write statistics; this screen is requested from the Buffer I/O Summary screen

Storage Pool Detail

PF9

One line of information for each storage pool defined to the system, including the pool size, usage statistics, and statistics about short-on-storage conditions

Program Pool Detail

PF10

One line of information for each program pool defined to the system, including the pool size, usage statistics, and statistics about load activity in the pool

Database Overview

PF11

Summary information about database access activity, including record access activity and page I/O activity

Transaction Overview

PF12

Summary information about system run units and external request units, including counts of transactions processed, the number of active transactions, and the number of transactions that terminated normally

Task and Program Pool Overview

PF13

Summary information about task activity and program-pool activity, including counts of tasks processed, and counts of waits and loads for each program pool

Storage Pool Overview

PF14

Summary information about storage use, including counts of short-on-storage conditions and task waits for storage

Database I/O Driver Detail

PF15

One line of information for each database I/O and journal driver activated for the DC/UCF system, including the number of reads, writes, and posts

Journal Detail

PF16

One line of information for each disk journal, including whether the journal is full or being offloaded

SQL Overview

PF17

Summary SQL information for the system since startup

SQL Detail

PF18

One line of information about each SQL transaction

Active System Summary

PF19

Summary of all central versions running on the same LPAR