Univers Condensed Bold Oblique 30 Points

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GE Medical Systems
Migrating a Global Networking
Environment to
Oracle Internet Directory
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GE Medical Systems
Daniel Rivera New Technology Implementation Leade
r Information Management Leadership Program dani
el.rivera_at_med.ge.com Raman Batra Database Arch
itect New Technology Implementation raman.batra_at_
med.ge.com
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Topics to be Covered
About GE Problem Statement About Oracle Internet
Directory Technologies Administering Oracle Inte
rnet Directory
Pilot Plan and Summary
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General Electric - Overview
GE is a diversified technology and services
company dedicated to creating products that make
life better Quick Facts Chairman and CEO Jeffer
y R. Immelt 2002 Revenues 137.7 Billion Number
of Shareholders 4 Million Number of Countries
100 Number of Employees 315 Thousand
Imagination at Work
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GE Medical Systems - Overview
For more than 100 years, health care providers
have relied on GE for high-quality medical
technology, services, and productivity solutions
Quick Facts Radiology, Cardiology, Surgery, Criti
cal Care Units, Molecular Imaging, Clinical
Information Systems, Healthcare Services
President and CEO Joseph M. Hogan
2002 Revenue 9 Billion
We Bring Good Things to Life
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GE Medical Systems - IT Logistics
1200 servers ( 40 Database Servers)
Sun Solaris (E6800-F15K) 10000 Users 1000 Deve
lopers and IT Support (Americas, France, India,
Singapore, China, Japan) 100 TB SAN Storage (EMC
, HP) 70 Applications Sales, Service, Internal
Training, Engineering CRM - Seibel Applications
and Home Grown Data Warehousing
Huge, Complicated Environment
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GE Medical Systems Oracle Environment
Applications 11i Average Peak TPM 20000 Averag
e Peak number of Processes 12000
Average Concurrent Users 13000
Enterprise Wide Use of Oracle Technology
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Six Sigma Overview The Way We Work
Define
Identify Process for Improvement, Identify
Customer CTQs, Develop Team Charter, High Level
Process Map
Identify Project Y, Identify Specification
Limits, Validate Measurement System, Collect
Data, Characterize Data using Standard Deviation
Measure
Analyze
Identify Functions Required to meet CTQs,
Establish Improvement Goal, Simulation, Risk
Analysis
An
Design
Develop Detailed Design, Flowdown CTQs, Error
Proof, Pilot
Pilot Verified, Performance Evaluation, Execute
Control Plan, Transfer Ownership
Verify
A Statistical Approach to Product Design
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QFD (House of Quality)
Many Factors Contribute to Reaching our CTQs
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Problem Statement As Is Process Map
Manual Process Leads to Availability Problems
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Problem Statement Manual Touch Points
Many Touch Points Many Chances for Errors
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Problem Statement Goals and Complexity
Availability 99.99 260 Databases 5000 Users
1000 Developers and IT Support
Leasing Arrangements Several Global IT Programs C
oncurrently Running
Aggressive Goals Coupled with Complicated
Environment.
We Need a Better Solution
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Problem Statement - Data
Huge Availability Issues Whenever a DB is Moved
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Goal
Project Goal Statement The goal of this project
is to increase the availability and MTBF for
Oracle databases by improving how we resolve Net
Service Names.
Key EnablerOracle Internet Directory
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What is Oracle Internet Directory
LDAP Clients
Directory Service Fast Centralized Management LD
AP v3 DB Scalability High Availability Security

Standards-based
Oracle InternetDirectory Server
LDAP over SSL
Oracle Directory Manager
Oracle9i Database
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What is a Directory
Organize Complex Information Allows quick searche
s for information about objects

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What is LDAP
Lightweight Directory Access Protocol
Standard, Extensible Directory Access Protocol
Based on ISOs X.500 Requires Thin Client making
it ideal for Internet
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Concepts
Entry Collection of Information about an
object Attribute Specific information about an
entry Distinguished Name (DN) Uniquely identifi
es an entry Relative Distinguished Name (RDN) T
he lowest component within a DN
Directory Information Tree (DIT) Entry Hierarchy
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LDAP - Logical Architecture
DIT
Attribute
Entry
DN cnAnne Smith,ouServer Development,cuk,oacm
e
RDN cnAnne Smith
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LDAP GEMS LDAP Logical Architecture
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OID Node
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OID Node Concepts
Oracle Directory Server Instance Services
directory requests through OID dispatcher process
listening on a specific TCP/IP port
Oracle Directory Replication Server Tracks and
sends changes to replication servers in another
OID system Oracle 9i Database Stores the direct
ory data OID Monitor (OIDMON) Initiates, monito
rs, and terminates the LDAP server process.
Interprets OID Control Utility commands. Logs to
ORACLE_HOME/ldap/log/oidmon.log
OID Control Utility (OIDCTL) Communicates
configuration parameters OID Monitor required to
run each Oracle directory server instance
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Oracle Directory Server Instance Architecture
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Pre-Installation Considerations
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GEMS Hardware
CPU 2x400MHz Disk 4GB Memory 1GB
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OID Single Point of Failure
Client Tier
Oracle Internet Directory
Database Tier
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LDAP - Concepts
Naming Context A subtree of the DIT that
resides entirely on one server. Must be
contiguous and must extend to leaf.
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OID Replication
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OID Partitioning
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High Availability and Failover
Globally Distributed Architecture Ensures
Availability
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Reliability Block Diagram
Redundant Architecture Ensures Availability and
Performance
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Simulation Results
99.9987 Uptime
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Oracle Directory Manager - Console
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Oracle Directory Manager Creating Classes
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Oracle Directory Manager Creating Classes
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Oracle Directory Manager Creating Classes
(Command Line)
Ldapmodify h myhost p 389 f myfile.ldi
myfile.ldi dn cnsubschemasubentry changetype
modify add objectclasses objectclasses (1.2.
3.4.5 NAME myobjclass SUP top STRUCTURAL MUST
( cn sn ) MAY ( telephonenumber givenname
myattr ) )
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Oracle Directory Manager Command Line Tools
ldapadd arguments f filename
Allows you to add Entries, their Object Classes,
Attributes, and Values to the Direcory
ldapbind arguments Allows you to see whether yo
u can Authenticate a Client to a Server
ldapcompare arguments Allows you to match attri
bute values you specify in the command line with
attribute values in the directory entry
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Oracle Directory Manager Command Line Tools
ldapdelete arguments entry_DN -f
input_filename Allows you to delete entire entri
es from the command line ldapmoddn arguments A
llows you to modify the DN or RDN of an entry
ldapmodify arguments f filename
Allows you to act on attributes
ldapsearch arguments filter attributes
Allows you to search and retrieve specific
entries in the directory
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Oracle Directory Manager Adding Entries with
Bulk Tools
bulkload Load large number of entries to Oracle
Internet Directory through LDIF files.
ldifwrite Copy data from the directory
information base into an LDIF file that can be
read by any LDAP compliant directory server.
bulkmodify Modify a large number of existing
entries efficiently. bulkdelete Delete a subtre
e efficiently.
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GEMS Next Steps Pilot Demographics
125 Users 7 Groups RTS, Programs, DBA, Center of
Excellence Users located in United States, Fran
ce, India
Tested for 1 Month
Pilot Group is Representative of End User
Community
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Benefits to be Attained Higher Availability
A Possible Game Changer for GE Medical Systems
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Benefits to be Attained 1 Change vs. Hundreds
DBA
End Users
A Possible Game Changer for GE Medical Systems
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Benefits to be Attained 1 Change vs. Hundreds
End Users
DBA
OID Server
A Possible Game Changer for GE Medical Systems
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Benefits to be Attained Centrally Managed
End Users
DBA
OID Server
A Possible Game Changer for GE Medical Systems
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Benefits to be Attained Productivity Increase
A Possible Game Changer for GE Medical Systems
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Roadblocks
Product Maturity Release Vehicles 9i AS Problem
s with Replication Problems with Bulk Tools ldif
write, bulkload, bulkdelete
Need to resolve issues before Production Rollout
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GE Medical Systems
Thank You
Daniel Rivera New Technology Implementation Leade
r Information Management Leadership Program dani
el.rivera_at_med.ge.com Raman Batra Database Arch
itect New Technology Implementation raman.batra_at_
med.ge.com