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Enterprise Manager: Scalable Oracle Management John Kennedy System Management Products, Server Technologies, Oracle Corporation Session id:XXXXX
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Enterprise Manager 10G Database Management Oracle World 2003
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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
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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
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Enterprise Manager 3. Studio Mode Agent Enterprise Manager 1. Grid Control Enterprise Manager 2. Database Control Deployment Modes Agent http(s) XML SQL*Net
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Database Home Page “Dashboard” for the DBA – Database status – Host information – Availability – Performance – Alerts Drill-down capability Launch pad for all DBA activities
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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
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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)
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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 System Enterprise Manager
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Comprehensive Database Management AvailabilityManagementAdministration & Info Central Enterprise Manager StorageManagement LifecycleManagement PerformanceTuning TroubleShooting
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Comprehensive Database Management AvailabilityManagementAdministration & Info Central Enterprise Manager StorageManagement LifecycleManagement PerformanceTuning TroubleShooting
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Information Central for the DBA Rich Monitoring Real-time Measurements Real-time Measurements Historical Performance Historical Performance Availability and Utilization Availability and Utilization End-user Performance End-user Performance System Faults System Faults Configuration Inventory / Licenses Inventory / Licenses System Topology System Topology Discovery Discovery Administrative Templates Notification Schedules Notification Schedules Admin Roles / Responsibilities Admin Roles / Responsibilities Preferences Preferences Credentials Credentials Security Security Oracle Connection Best Practices Best Practices Software Management Software Management Security Alerts Security Alerts Enterprise Manager
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Complete Database Administration Enterprise Manager Memory Management Database Parameter Management Schema Management User Management Space Management Data Export & Import Backup & Recovery
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Comprehensive Database Management AvailabilityManagementAdministration & Info Central Enterprise Manager StorageManagement LifecycleManagement PerformanceTuning TroubleShooting
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Troubleshooting Process System Baselining Reference Time Reference System Root-cause Analysis Session, SQL, Host ADDM or Spot Problem Resolution Session SQL … Monitoring & Alerting Configurable Thresholds 100s Metrics Paging & Email Enterprise Manager
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Metric Baselines
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Comprehensive Database Management AvailabilityManagementAdministration & Info Central Enterprise Manager StorageManagement LifecycleManagement PerformanceTuning TroubleShooting
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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
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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-level recommendations Stored in EM Repository Extensible PL/SQL package
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Comprehensive Database Management AvailabilityManagementAdministration & Info Central Enterprise Manager StorageManagement LifecycleManagement PerformanceTuning TroubleShooting
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State-of-the-Art Availability Management Standby System (Data Guard) Production System (RAC) Enterprise Manager Real Application Clusters (RAC) Data Guard Backup and Recovery
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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
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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 on Database home page
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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 (3 rd 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
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Comprehensive Database Management AvailabilityManagementAdministration & Info Central Enterprise Manager StorageManagement LifecycleManagement PerformanceTuning TroubleShooting
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Integrated Storage Management Database Storage Administration – Tablespaces – Datafiles – Redo logs – Rollback segments – Archive logs File Topology OMF Support Management of ASM
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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.
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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 Manager and Database File System
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Comprehensive Database Management AvailabilityManagementAdministration & Info Central Enterprise Manager StorageManagement LifecycleManagement PerformanceTuning TroubleShooting
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System Life Cycle Management Install Configure Activate Operate Clone Upgrade Patch Uninstall Deactivate
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Host Information
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Cloning Cloneable Entities: – Installations (Oracle Homes) – Databases – Schemas with data (subset) Multicasting Base Image Library – Installations – Databases
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Database Cloning Cloning an entire database – RMAN-based – Clone library – Online (with Archivelog mode) – Scheduled as EM job Schema Cloning – Change Management Pack – DBLINK-based – Schema and data (subset) cloning – Version and platform independent Cloning Wizard
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Automated Patch Application Repository Enterprise Manager Patch Published 1 Determine Applicability 2 Apply Patch 3 Update Inventory 4 Real-time discovery of new patches Security patch rapid deployment dramatically reduces vulnerabilities Grid-wide automated application reduces down-time from human error
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Oracle Inventory
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Comparing Configurations
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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
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Comprehensive Database Management AvailabilityManagementAdministration & Info Central Enterprise Manager StorageManagement LifecycleManagement PerformanceTuning TroubleShooting
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A Q & Q U E S T I O N S A N S W E R S
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