Monitor & Analyse SystemThe Computing Center Management System

(CCMS) allows you to monitor, control, and configure your SAP System

Monitoring: What, Why, Who, WhenWhy -

Keep the system runningImprove performance

Who -Administrators

When -Periodically

What - Components in R/3:

R/3 (application servers, buffers, applications, …)

Database: (performance, backup, …)

Operating system: (CPU, file system, …)

12

9

6

3

11 1

7 58 4

210

The Alert Monitor (RZ20)

Monitoring Tree ElementsMonitoring Tree Elements All tree nodesAll tree nodes

Represent one physical or logical object

Summarize alerts andpropagate to higher nodes

Represent one physical or logical object

Summarize alerts andpropagate to higher nodes

Receive data and may create alerts

Use data for analysisalerts

Receive data and may create alerts

Use data for analysisalerts

Monitoring ObjectsMonitoring Objects

Monitoring AttributesMonitoring Attributes

ViewView

<SID><SID>

<host>_<SID>_<No><host>_<SID>_<No>

<SID><SID>

Operating Syst.Operating Syst.

BuffersBuffersCPUCPUDiskDisk

DatabaseDatabase

TransportTransport

SDSD

BackupBackupPerformancePerformance

All objects summarized in monitoring tree

Display history and present state, especially alerts

Method assignment for: Analyzing alerts Reaction and notification Data collection

Monitoring ObjectsMonitoring Objects

Monitoring AttributesMonitoring AttributesCPU idle %CPU idle %CPU idle %CPU idle %

Monitoring Architecture Terminology

Monitoring ArchitectureMonitoring Architecture

Data supplier

Data supplier

Data supplier

Data supplier

Data supplier

Data supplier

DB OS R/3

Monitoring object

Monitoring object

Monitoring object

Data ConsumerData Consumer

A P IA P I

PerformanceDB

Data supplier

Data supplier

R/3 Syslog

MonitorMonitor

FM

Analyze

Data Consumer: RZ20Data Consumer: RZ20

Monitoring: R/3 Servers and Instances

Applicationserver 1

Applicationserver 1

Applicationserver 2

Applicationserver 2

Applicationserver x

Applicationserver x

.

.

Information:

Instance names Hostname Types of work processes Release Notes Work process overview User overview

Action:

Remote Logon

SM51

R/3 System

Monitoring: R/3 UsersApplication

Server 1Application

Server 1

ApplicationServer x

ApplicationServer x

.

.

.

SM04

SM04

AL08

Information:

User Client Terminal Transaction

Actions:

Start and stop WPs Debugging Trace End session

SM04 / AL08

Monitoring: Workload Analysis

Applicationserver 1

Applicationserver 1

Applicationserver 2

Applicationserver 2

Applicationserver x

Applicationserver x

.

.

Dis

pat

cher

Task handler

Dynpro Processor

ABAP Processor

DB-SS

12

9

6

3

11 1

7 58 4

210

ST03

Information:

Response time DB request time Load time Wait time CPU time ...

Different task types:

Dialog Update Background RFC Total

Monitoring: Buffers

Applicationserver 1

Applicationserver 1

Applicationserver 2

Applicationserver 2

Applicationserver x

Applicationserver x

.

.

Name-tab

PXABuffer

...

TableBuffer

ST02

Information (buffers):

Hit ratio Free space Swaps ...

Information (SAP memory):

Current in use Max. used On disk In memory ...

Database (view in RZ20)

<DB System>space managementperformancebackup/restoreR/3 consistencyrunning jobshealth

Use the database analysis tools to look in more detail at alerts shown in RZ20

DB12DB12DB13DB13

DB02DB02

ST04ST04

Backup logsBackup logs

St

t

CRITICAL TASKSCheckup that the R/3 System is upCheck daily backup (DB12)Check all A/s is Up (SM51)Check the CCMS Alert Monitor (RZ20)Check for any failed Updates (SM13)Check System Log (SM21)Reviewing cancelled Jobs (SM37)Checking Locks (SM12)Check for Users on the System (SM04/AL08) contd…

CRITICAL TASKSCheck for Spool Problems (SP01)Check Job Log (SM35)

Review and Resolve dumps (ST22)Review Workload Statistics (ST03)Review buffer statistics (ST02)Review of DB error logs (AL02/ST04)Review of O/S logs (AL16/OS06)