storage presentation ow07 · Oracle Strategy – Top-Down Application Management • Discovery & mapping of application services, business services and business processes • End-user

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Storage Secrets for DBAs: What your storage administrator doesn’t want you to know Jagan Athreya Sriram PalapudiDirector, Product Mgmt Consulting Member of Technical StaffOracle Oracle

The following is intended to outline our general product direction. It is intended for information purposes only, and may not be incorporated into any contract. It is not a commitment to deliver any material, code, or functionality, and should not be relied upon in making purchasing decisions.The development, release, and timing of any features or functionality described for Oracle’s products remains at the sole discretion of Oracle.

28%

49%

73%

87%

0% 50% 100%

Consistent end-to-end application and service performance guarantees

Unplanned infrastructure changes resulting in incidents and downtime

Unanticipated infrastructure effects from consolidation & new application projects

Misconfiguration of network objects

First-class application management is critical to IT and business effectiveness

Top Challenges for Enterprise IT Managers

Source: Forrester Research, Top Five Challenges For Enterprise IT Infrastructure Managers — And How To Resolve Them, Thomas Mendel, March 2005

Oracle Vision – Managing the Business Value Stack

Cro

ss-L

ayer

Man

agem

ent

Mapping & Management




Networking DevicesRouters, Switches, VOIP…

Storage DevicesNAS, SAN…

Servers/OSLinux, Unix, Win, Virtual…

InfrastructureComponents

ApplicationComponents

MiddlewarePortals, AS, WS, ESB…

DatabasesOracle, Other

Infrastructure ServicesIMAP, LDAP, DNS…

EnterOrder

NotifyCustomer

ReserveStock

ArrangeDelivery

Business Processes (Examples)

CheckCredit

Application Software

Custom & Composite AppsBased on Java/.Net, BPEL…

Oracle Packaged AppsSiebel, PeopleSoft, EBS…

Other AppsSAP, Exchange, Legacy

CustomerService

OrderFulfillment

ProductCatalog

Application Business Services(Examples)

InventoryMgmt Shipping ReturnsBilling

Oracle Strategy – Top-Down Application Management

• Discovery & mapping of application services, business services and business processes• End-user Experience Mgmt and App Diagnostics (Application Performance Management)• Business-centric Monitoring, Service Level Mgmt, Transaction Mgmt. and Reports

• Middleware Management • Database Management• Server/OS Management• Storage Management• Network Management

• Testing, Provisioning, Patching• Incident & Problem Management• Availability & Performance Mgmt• Change, Config & Release Mgmt• Access, Usage & Compliance

Management of application operational lifecycle

Management of underlying IT components (stack)

Management of services offered to business users

Key DifferentiatorIntegrated, end-to-end management of business services, applications and application infrastructure

LOBManagers

BusinessAnalysts

IT/BusinessLiaisons

EnterpriseArchitects

DB Admin

SystemAdmin

StorageAdmin

NetworkAdmin

AppManager

Cust.Support

SecurityAdmin

CAB &Auditors

Application Infrastructure Management Broad management for all application-dependent components

DatabasesDatabases MiddlewareMiddleware

Extended Infrastructure ManagementExtended Infrastructure Management

NetworkNetwork

StorageStorage

OperatingOperatingSystemsSystems

ServersServers

• Dell PowerEdge

• Linux• All Unix• Microsoft

• Oracle• IBM DB2 • MS SQL Server

(2000 & 2005)• Sybase

• Oracle• IBM WebSphere • BEA WebLogic• MS .NET• MS BizTalk Server• MS IIS• MS Commerce Server• MS ISA Server• MS Active Directory• JBoss AS• IBM MQ Series• Citrix Presentation Server

(partner-built)• Blue Lane PatchPoint

(partner-built)• Tomcat

• Check Point Firewall• Juniper Netscreen Firewall• F5 BIG-IP• Nortel Alteon Switch

(partner-built)

• NetApp Filer• EMC Celerra, Clariion, Symmetrix• Pillar Axiom (partner-built)• Onaro SANScreen

(partner-built)

ApplicationsApplications

• Oracle• Microsoft Exchange • SAP

Virtual ServersVirtual Servers

• VMWare• Oracle VM

What is in your Storage System?

Disks

Disk Adapters

Cache

Front Adapters

Processors

Storage – Host – Database

Mapping databases to storage

Disks Hypers/MetaLUN

Volumes/Filesystems/Diskgroups

Tablespaces Datafiles


PROACTIVE• Database Layout on Storage• Storage Capacity

REACTIVE• Storage System Performance• Storage Configuration

Today’s mission

• Maximize the Storage System performance and capacity for your databases

• Work more effectively with your Storage Administrator to deliver higher quality of service to business users.

Enterprise Manager Storage Monitoring Plug-ins

Available today• EMC CLARiiON• EMC Symmetrix• EMC Celerra NAS• NetApp Filer




Storage Performance

Hypers/MetaLUN


Datafiles TablespacesDisks

HR

Finance

Order Entry

Database performance – ADDM

SQLAdvisor

High-load SQL

IO / CPU issues RAC issues

Automatic Diagnostic Engine

Snapshots inAutomatic Workload

Repository

Self-Diagnostic Engine

System Resource

Advice

Network + DB config

Advice

ADDM Log File

Host and ASM Metrics

• Disk Activity• Average Disk I/O Service Time

(ms)• Disk Block Writes (per second)• Disk Blocks Reads (per

second)• Disk Device Busy (%)• Disk Reads (per second)• Disk Writes (per second)

• Disk Group/ Disk Performance• I/O per second• IO Throughput• Read Response Time• Read Throughput• Reads per second• Response Time• Write Response Time• Write Throughput• Writes per second

Host ASM

Storage Performance

0049:13B:1

Hyper FrontEnd Director

Port

Hyper Performance

0049:13B:1

Front End Director Performance

0049:13B:1

FrontEnd Director

Port

Database mapping report

File SystemsRAW DevicesVolume Managers

ASM Disk GroupsASM Disks

RAC DatabasesSingle Instance




Configuration ManagementKnow what you have and know what you’re running

• Storage Microcode Version• Model• Model Type• Agent Version• Cache Read State• Firmware Version• Cache Information• Disk Status• Disk Capacity• Total Capacity• Number of Storage Processors• Number of Disks• Number of Spare Disks• Parity Raid Configuration• Raid5 Configuration

Configuration Management Database (CMDB)

Software Installations

SW and HW Configurations

Resource Relationships

Certified Configurations

Best Practices

• CMDB reports• CMDB Statistics• Policy standards• Audit Reports• Decision support

for incident, problem, change, and release management

Storage system errors

Disks : Data Sector Invalidations, RAID Errors, Spares Availability

Disk Adapters : Status and Availability

Storage Health Status

Fans Status

Processors Status,

Temperature,

Cache Performance

Fabric Errors

Front End Adapters : Status (Active, Failed) Ports Online, Dead,Offline)




Database Layout

Considerations• LUNS spread across disks• Proper raid protection• IO throughput spread over Front-end Ports • Disks spread over disk adapters• Databases sharing storage disks, front-end ports• Host volume usage

Database Layout

Hypers/MetaLUN


Datafiles TablespacesDisks

Skewed

Database Storage LayoutSpread across FA, Ports

Raid Protection

Database Storage LayoutHost Volume Sharing




Storage Capacity analysis

Storage

Used

Free

DatabaseBalanced

DatabaseUnder-

Capacity

Over-Capacity

ASM Database

Balanced

StorageUsed

Free

Storage Plug-in Architecture

• READ-only view of Storage• Agent collects Storage metrics –

real time and historic• Single agent for multiple arrays

EM OMS Repository

EM Client

Config/Metric/Report/ Alert Information using

Browser

• Configurable collection frequency• Negligible impact on storage array• Hot-upgradeable architecture• Native Storage CLI Calls

HostHost

DB/ASM/Host Information using EMAGENT

ASM/DB ASM/DB

Storage System

Plug-in Security

Storage Security• Monitor only• Separate OS user for metric collection scripts• “Read-only” user for collection

EM Security• Users and Roles limiting access to Storage targets• View Privileges

PersonalizationTopological View of the System

PersonalizationSpecify the metric for the alerts that are of interest

EM System Charts SetupView charts of related targets on one screen

DB Host Storage

Storage plug-in Benefits

• Faster root-cause-analysis through end-to-end tracing of dependent storage components

• Quicker diagnosis through correlated performance metrics across db, host and storage

• Higher quality of service through single unified view of database, host and storage

• Higher ROI through improved utilization of storage space

Celerra

Clariion

Symmetrix

Documents

storage presentation ow07 · Oracle Strategy – Top-Down Application Management • Discovery & mapping of application services, business services and business processes • End-user