Important SAP Basis Transaction

SAP Transport Management

STMS Central Transport Management System
SE01 Transport and Correction System
SE02 Environment Analyzer
SE03 Transport Utilities
SE06 Set up Workbench Organizer
SE07 Transport System Status Display
SE09 Workbench Organizer (Initial Screen)
SE10 Customizing Organizer

SAP User Management

SU01 User Maintenance

SU01D User Display

SU02 Maintain Authorization Profiles

SU03 Maintain Authorizations

SU05 Maintain Internet users

SU10 User Mass Maintenance

SMLG Maintain Logon Group

SUPC Profiles for activity groups

SUIM Info system Authorizations

PFCG Profile Generator

PFUD User Master Data Reconciliation

S002 Easy System Administration Menu

ZAUT maintenance. Requesting new users, changing authorisation, etc.

Tcodes for Daily Monitoring

SM04 Displays User List

AL08 Displays Current Active Users

SM12 Display and Delete Locks

SM13 Display Update Records

SM21 Displays System Log

SM50 Displays Work Process Overview

SM51 Displays List of SAP Servers

SM66 Displays System Wide Work Process Overview

ST22 Displays ABAP/4 Runtime Error Analysis

ST01 Displays System Trace

ST02 SAP Setups/Tune Buffers

ST04 DB activities (SQL Server Performance Analysis)

ST05 Displays Performance trace

ST06 or ST06N Operating System Monitor

ST10 Displays Table call statistics

ST03 Displays Performance, SAP Statistics, Workload

Important DB transaction

DB01 Analyze exclusive lock waits

DB02 Analyze tables and indexes

DB12 DB Backup Monitor

DB13 DBA Planning Calendar

DB15 Data Archiving: Database Tables

DBACOCKPIT - Contains relevant functionality from the old transaction

codes ST04, DB02, DB13, DB12, DB14, and DB13C

Client Administration in SAP

SCC0  Client Copy

SCC1  Client Copy - Special Selections

SCC2  Client transport

SCC3  Client Copy Log

SCC4  Client administration

SCC5  Client Delete

SCC6  Client Import

SCC7  Client Import – Post Processing

SCC8  Client Export

SCC9  Remote Client Copy

SCCL  Local Client Copy

Background Jobs Administration

SM36 Define Background Job

SM37 Background Job Overview

SM39 Job Analysis

SM49 Execute External OS commands

SM62 Maintain Events

SM69 Maintain External OS Commands

Spool Administration

SPAD Spool Management

SP00 Spool and Relate Area
SP01 Spool Control
SP02 Display output Requests
SP03 Spool: Load Formats
SPCC Spool Consistency check
SPIC  Spool : Installation Check Tables
SP11 TemSe Contents
SP12 TemSe Administration