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Transcript of Enterprise Manager: Scalable Oracle Management John Kennedy System Management Products, Server...
Enterprise Manager: Scalable Oracle Management
John KennedySystem Management Products, Server
Technologies, Oracle Corporation
Session id:XXXXX
Enterprise Manager 10G Database Management
Oracle World 2003
Agenda
Enterprise Manager 10G Design Goals Database Management
– Information Central and Complete Database Administration– Troubleshooting– Performance Tuning– Managing Availability– Managing Storage– Managing the Oracle Software Lifecycle
Summary Q &A
Enterprise Manager 10G Design Goals Facilitate management of sets of systems Access by anybody, anywhere Zero-implementation time-to-value Intimate connection to Oracle 1-Hour integration, industry standards Open schema
Enterprise Manager
3. Studio Mode
Agent
Enterprise Manager
1. Grid ControlEnterprise Manager
2. Database Control
Deployment Modes
Agent
Agent
http(s) XML SQL*Net
Database Home Page
“Dashboard” for the DBA
– Database status– Host information– Availability– Performance– Alerts
Drill-down capability Launch pad for all DBA
activities
Managing Groups of Databases
Manage all your databases from one place
At a glance:– Availability– Performance– Alerts
Drill-downs– Database details– Host details– Storage details
Enterprise Manager Groups
Provides an efficient way to manage large numbers of systems
Allows organizing the enterprise as different logical groups and dividing work amongst users by granting appropriate access privileges
Allows users to create groups containing sets of targets Homogeneous groups
– Group of databases Heterogeneous groups
– Components of a business application (database, listener, application server, host systems)
Versatile Enterprise Manager Job System
Execute simple or complex tasks across 100s of systems
Pre-packaged jobs– SQL and OS– Start-up/shutdown,
backup, patch, clone … Ad-hoc job creation
– Custom scripts Authentication
Job SystemEnterprise Manager
Comprehensive Database Management
AvailabilityAvailabilityManagementManagement
AdministrationAdministration& Info Central& Info Central
Enterprise Manager
StorageStorageManagementManagement
LifecycleLifecycleManagementManagement
PerformancePerformanceTuningTuning
TroubleTroubleShootingShooting
Comprehensive Database Management
AvailabilityAvailabilityManagementManagement
AdministrationAdministration& Info Central& Info Central
Enterprise Manager
StorageStorageManagementManagement
LifecycleLifecycleManagementManagement
PerformancePerformanceTuningTuning
TroubleTroubleShootingShooting
Information Central for the DBA
Rich MonitoringRich Monitoring
• Real-time MeasurementsReal-time Measurements• Historical PerformanceHistorical Performance• Availability and UtilizationAvailability and Utilization• End-user PerformanceEnd-user Performance• System FaultsSystem Faults
Configuration
• Inventory / LicensesInventory / Licenses• System TopologySystem Topology• DiscoveryDiscovery
Administrative TemplatesAdministrative Templates
• Notification SchedulesNotification Schedules• Admin Roles / ResponsibilitiesAdmin Roles / Responsibilities• PreferencesPreferences• CredentialsCredentials• SecuritySecurity
Oracle ConnectionOracle Connection
• Best PracticesBest Practices• Software ManagementSoftware Management• Security AlertsSecurity AlertsEnterprise
Manager
Complete Database Administration
Enterprise Manager
MemoryManagement
Database ParameterManagement
SchemaManagement
UserManagement
SpaceManagement
Data Export& Import
Backup &Recovery
Comprehensive Database Management
AvailabilityAvailabilityManagementManagement
AdministrationAdministration& Info Central& Info Central
Enterprise Manager
StorageStorageManagementManagement
LifecycleLifecycleManagementManagement
PerformancePerformanceTuningTuning
TroubleTroubleShootingShooting
Troubleshooting Process
SystemBaselining• Reference Time• Reference System
Root-causeAnalysis• Session, SQL, Host• ADDM or Spot
ProblemResolution• Session• SQL• …
Monitoring & Alerting• Configurable Thresholds• 100s Metrics • Paging & Email
Enterprise Manager
Metric Baselines
Comprehensive Database Management
AvailabilityAvailabilityManagementManagement
AdministrationAdministration& Info Central& Info Central
Enterprise Manager
StorageStorageManagementManagement
LifecycleLifecycleManagementManagement
PerformancePerformanceTuningTuning
TroubleTroubleShootingShooting
Best Practice Tuning
Oracle Database 10g Features– Automatic Database Diagnostic Monitor (ADDM)– Policy Violations– Automated SQL Tuning– SQL Assessments– Automatic Shared Memory Tuning– Space Tuning
Policy Violations
Automatically compares configuration to best practice rules Oracle’s best practices, e.g.
– Parameter usage– Space– Availability– Security– New features
Database and instance-levelrecommendations
Stored in EM Repository Extensible PL/SQL
package
Comprehensive Database Management
AvailabilityAvailabilityManagementManagement
AdministrationAdministration& Info Central& Info Central
Enterprise Manager
StorageStorageManagementManagement
LifecycleLifecycleManagementManagement
PerformancePerformanceTuningTuning
TroubleTroubleShootingShooting
State-of-the-Art Availability Management
Standby System(Data Guard)
ProductionSystem (RAC)
Enterprise Manager
Real Application Clusters (RAC) Data Guard Backup and Recovery
RAC Management User Transparency
– Same functionality as single instance Cluster awareness
– Database– Hosts (OS)
Database-level alerts– e.g. storage alerts
Cluster-aware EM jobs RAC-specific performance
management– e.g. cluster cache coherency– Service / module / action and client
ID Cluster operations
– Node add and delete– Minimal downtime updates
Service Assurance Management (Oracle Database 10G)
– Preferred and available instances to deliver service
Data Guard Management
Add and configure standby database
– Logical and physical– Standby creation from backup
Log transport & apply monitoring & management
– e.g. real-time log apply– Alerts
On-demand standby health check Switch-over / fail-over Protection mode management
– Choice of availability vs. performance
Data Guard Section onDatabase home page
Backup & Recovery Management Guided backup strategy creation
– Oracle recommended strategies– Custom strategies
Objects, window, location, incremental / full, compression
– Flash Recovery Area aware– Disk and/or tape (3rd party media
managers) Guided recovery
– Fine-grain restore/recovery (data file, tablespace, archive logs, blocks)
– Database and tablespace point-in-time recovery
– SPFILE & control file restoration Backup Management
– RMAN catalog maintenance (view, cross-check, delete, etc.)
– Recovery catalog configuration (database registration, location etc.)
Flash Recovery Area management – Rolling forward of backups using Flash
Recovery Area– Configuration (location, size)– Alerts
Flashback Database management– Point-in-time recovery based on
flashback logs– Configuration (en-/disable)– View usage and flashback horizon
Comprehensive Database Management
AvailabilityAvailabilityManagementManagement
AdministrationAdministration& Info Central& Info Central
Enterprise Manager
StorageStorageManagementManagement
LifecycleLifecycleManagementManagement
PerformancePerformanceTuningTuning
TroubleTroubleShootingShooting
Integrated Storage Management
Database Storage Administration– Tablespaces– Datafiles– Redo logs– Rollback segments– Archive logs
File Topology OMF Support Management of ASM
File Topology
Mapping of Oracle files to physical storage locations
– Data Files– Control Files– Redo Logs– Archive Logs
Facilitates I/O diagnostics and storage optimization
Enabled for ASM, EMC, VxVM, HP etc.
Managing ASM
EM Target– In context of database
Integrated Performance Management
Disk Group Configuration Capacity Provisioning
– Adding / Removing Disks– Online
RAID Settings (at file level) Disk Repair and Rebalancing
Management
Integrated Volume Managerand Database File System
Comprehensive Database Management
AvailabilityAvailabilityManagementManagement
AdministrationAdministration& Info Central& Info Central
Enterprise Manager
StorageStorageManagementManagement
LifecycleLifecycleManagementManagement
PerformancePerformanceTuningTuning
TroubleTroubleShootingShooting
System Life Cycle Management
Install
Configure
Activate
Operate
Clone
Upgrade
Patch
UninstallDeactivate
Host Information
Cloning
Cloneable Entities:– Installations (Oracle Homes)– Databases– Schemas with data (subset)
Multicasting Base Image Library
– Installations– Databases
Database Cloning
Cloning an entire database– RMAN-based– Clone library– Online (with Archivelog
mode)– Scheduled as EM
job Schema Cloning
– Change ManagementPack
– DBLINK-based– Schema and data
(subset) cloning– Version and platform
independent
Cloning Wizard
Automated Patch Application
Repository
Enterprise Manager
Patch Published1
DetermineApplicability
2
Apply Patch3
UpdateInventory
4
Real-time discovery of new patches Security patch rapid deployment dramatically reduces vulnerabilities
Grid-wide automated application reduces down-time from human error
Oracle Inventory
Comparing Configurations
EM2Go Key Features All targets down / unknown / in blackout and availability details (IAS,Host,
DB,Listener,Groups) All critical / warning alerts, collection errors Database / host performance information Database / host metric details Database alert log contents Top SQL and view SQL assessment / statistics Database locks, Top session and details Tablespaces / datafiles / redo logs / rollback segments / control file objects and
details Listener TNS information Job information Simple OS & SQL Command execution Ability to Startup & Shutdown Databases & Listeners
Comprehensive Database Management
AvailabilityAvailabilityManagementManagement
AdministrationAdministration& Info Central& Info Central
Enterprise Manager
StorageStorageManagementManagement
LifecycleLifecycleManagementManagement
PerformancePerformanceTuningTuning
TroubleTroubleShootingShooting
AQ&Q U E S T I O N SQ U E S T I O N SA N S W E R SA N S W E R S