Download Software Updates on the Oracle Cloud

OpenWorld 2015
Software Updates on the Oracle Cloud:
How Oracle Patches These Environments
Eleanor Meritt
Vice President
Sustaining Engineering
David Price
Vice President
Sustaining Engineering
October 28, 2015
Copyright © 2015, Oracle and/or its affiliates. All rights reserved. |
Safe Harbor Statement
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.
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3
Oracle Cloud: Large, Fast Growing, Global Business
Data-as-a-Service
Software-as-a-Service
Platform-as-a-Service
Infrastructure-as-a-Service
"We are still on target to book
between $1.5 and $2.0 billion of new
SaaS and PaaS business this fiscal year“
“Oracle is the world's second largest SaaS
and PaaS company, but we are rapidly
closing in on number one.“
Oracle Executive Chairman and CTO Larry Ellison, Q1 FY16 Earnings,
September 16, 2015
Copyright © 2015, Oracle and/or its affiliates. All rights reserved. |
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Oracle Cloud: Operational Summary
21,500,000+
End Cloud Users
27,000+
Cloud Enterprise
Customers
60,000+
1,300+
Cloud Operations
Professionals
VMs in
19
Global Data
Centers
Copyright © 2015, Oracle and/or its affiliates. All rights reserved. |
Cloud Customers in
180+ Countries
34 Languages
37+ Billion
Cloud Database
Transactions per Day
723 PB +
Storage
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Oracle Cloud: Software Updates At Scale
• 30,000+ tenants, growing at >20% per quarter
• 99.5% target systems availability level
• 3-4 major service feature releases every year
• Weekly updates to running environments hot
• Monthly updates for bug fixes, performance and minor UX improvements,
applications and middle-tier product stack
• Quarterly updates for Databases with Zero Down Time
• Yearly updates for Exadata Database Nodes and Storage Cell software
Copyright © 2015, Oracle and/or its affiliates. All rights reserved. |
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Software Updates: Objectives And Requirements
Objectives
Rapid Delivery
Requirements
• Diagnosibility
• Testing
• Monitoring
Zero Down Time
• Auditing
• Resiliency
Operational Scalability
• Continuous Delivery
• Standards
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Software Updates: Diagnosibility
Key Features
• First failure diagnosis
• Automated collection of log files
• Performance analytics
Benefits
• Continuous improvements in product-level diagnosibility
• Get it on-premise with Oracle Enterprise Manager 12c and 13c
Copyright © 2015, Oracle and/or its affiliates. All rights reserved. |
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Software Updates: Testing
Key Features
•
•
•
•
Individual bug fix testing
Product specific patch testing
Integrated product stack testing
Production testing (in identical copy of production environment)
Benefits
• Faster testing cycles
• Increased automation
• Continuous improvements to test suites
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Software Updates: Monitoring
Key Features
• Fleet-wide and Data Center level monitoring
• Progress reporting
• Failure visibility for operator intervention
Benefits
• Lower operational costs
• Jumpstart monitoring with Oracle APEX
• Expanded monitoring with Enterprise Manager 12c and 13c
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Software Updates: Auditing
Key Features
• Command level tracing
• User level tracing
• Date and time stamp
Benefits
• Traceability
• Accountability
• Security
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Software Updates: Resiliency
Key Features
• Zero impact of intermittent failures on software updates
• Built on Oracle High Availability best practices
Benefits
• Continuous improvements in product resiliency
• Available On Premise and in Oracle Cloud
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Software Updates: Continuous Delivery
Key Features
• Continuous integration of bug fixes and performance
improvements into new patch versions
• Constantly update baseline software update version
• Automated, lights out patch delivery process
Benefits
• Faster delivery of product improvements
• Automated tracking of changes
• Combine with Zero Down Time patching for maximum impact
Copyright © 2015, Oracle and/or its affiliates. All rights reserved. |
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Software Updates: Standards
Key Features
• Gold Images
• Consistent reporting formats
Benefits
• Standards tracking and automation
• Lower operational costs and increased scalability
Copyright © 2015, Oracle and/or its affiliates. All rights reserved. |
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Zero Down Time Patching for Oracle Cloud
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Zero Down Time Patching: Oracle Cloud Applications
?
So how do you patch
for Zero Down Time
Applications
Middleware
Database
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Zero Down Time Patching: Database Rolling Process
Instance
Apply the SQL
Database
Applications
Middleware
Switch to the new Oracle Home
Patch out of Place
Shutdown the Data Sources
Instance
Transactional Disconnect
Shutdown the listener
Shutdown the Database
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Zero Down Time Patching: Database Rolling Process
12 hours
Zero
1.
Patch the Oracle Home Out of Place
2.
Drain the workload
•
•
•
Shutdown Data Sources
Relocate Services
Transactional Disconnect
3.
Shutdown the Instance gracefully
4.
Switch to the Out Of Place Oracle Home
5.
Startup the Instance
6.
Allow the load to rebalance
7.
Repeat Drain, Shutdown and Switch on the remaining instances
8.
Apply the SQL
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Zero Down Time Patching For Database: Things To Consider
Workload
• Long Running Batch Jobs
• OLTP
Connectivity
Management
• JDBC and OCI
• Application Services
• Multi Data Sources & Active Grid Link
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Zero Down Time Patching: Oracle Cloud Applications
?
So how do you patch
for Zero Down Time
Applications
Middleware
Database
Copyright © 2015, Oracle and/or its affiliates. All rights reserved. |
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Zero Down Time Patching: Middleware Rolling Process
Remove the old home
503
Middleware
OHS
Applications
Oracle
WebLogic
Server
503
Quiesce the
Managed Server
Switch to the newly
patched home
Oracle
WebLogic
Server
Database
Patch Out of Place
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Zero Down Time Patching: Middleware Rolling Process
3 hours
1.
Patch the Oracle Home Out of Place
2.
Quiesce the first Managed Server and shutdown
•
•
3.
Oracle Home is switched with Patched Home
•
•
Zero
In 11g: Graceful shutdown or suspend and then force shutdown
through WLST
In 12c: Graceful session shutdown
For shared storage, this could be a un-mount/mount
For local, this could be expanding a patched archive or could
involve patching in-place
4.
First Managed Server is started
5.
System load is redistributed
6.
Proceed with the next server until the entire system is patched
Copyright © 2015, Oracle and/or its affiliates. All rights reserved. |
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Zero Down Time Patching For Middleware: Failover Planning
High Availability
• Setup multiple managed servers
• Turn on session replication
Session Replication
• Perform “Graceful Session Shutdown”
when states are not compatible
Session Compatibility
Copyright © 2015, Oracle and/or its affiliates. All rights reserved. |
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Zero Down Time Patching: At Scale
Patch one
DataCenters
Center and
all Data
at afrom
timea single UI
Monitor
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Zero Down Time Patching: At Scale Process
• Modularize the functionality required to patch a
single “VM”
• Automate the patching of a single “VM”
• Provide a GUI based control and monitoring app
• Define a connection infrastructure
• Allow each “VM” to patch independently
• Add a notification and alert system for failures
• Provide a playbook for operators when errors occur
Copyright © 2015, Oracle and/or its affiliates. All rights reserved. |
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Zero Down Time Patching: Tooling In Use
Home Grown Tools,
GIT, SVN, Perforce
Source Control
Home Grown Tools
mCollective
Deployment Orchestration
Oracle Enterprise
Manager 12c PS4
Hudson
ELK
Monitoring
Job Scheduling
My Oracle Support
Artifactory
Repository
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Software Updates: Functional Roadmap
H2CY15
• Zero Down Time patching for
Oracle Cloud Applications
Database tier
• Continuous Delivery for Oracle
Cloud Applications patching
H1CY16
H2CY16 and Beyond
• Zero Down Time patching for
Oracle Cloud Applications
Middleware tier
• Quarterly downtime for delivery
of fixes that do not use Zero
Down Time
• Oracle Database Multi-Tenancy
for additional Zero Down Time
capabilities for Oracle Cloud
Applications
• Zero Down Time patching for
Oracle Cloud Platform Services
• Zero Down Time patching &
Continuous Delivery for lights out
updates for bug fixes
Copyright © 2015, Oracle and/or its affiliates. All rights reserved. |
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Oracle Cloud: Highest Value Creation with Automation
Ongoing Maintenance Cost: Backup, Patching,
Hardware Upgrade, OS Upgrade, Firmware Upgrade,
Software Upgrade, Test-Dev Synchronization,
Cloning, Data Masking, Security Configuration
Checks, Security Auditing, …
Value Creation
Software Cost: License, Installation, Configuration,
Security Setup, DR Setup, ...
Hardware Cost: Servers, Storage, Network, …
Oracle PaaS
Traditional PaaS
Facilities Cost: Data Center, ISP, CDN, DNS, ...
Traditional IaaS
Copyright © 2015, Oracle and/or its affiliates. All rights reserved. | Oracle Confidential – Internal
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Software Updates on the Oracle Cloud: Key Takeaways
• Oracle offers rapid, high-quality software updates with minimal to Zero Down Time; used
by Oracle Cloud to maintain highly differentiated service offerings
• Oracle software updates framework is proven and designed for massive scale; used by
Oracle Cloud for thousands of environments every week
• Oracle software updates framework drives automation and lowers cost with Diagnosibility,
Testing, Monitoring, Resiliency, Continuous Delivery and Standards
• Oracle offers the same software updates functionality for it’s On-premise software and
Private Cloud implementations
• Operator time is valuable and really adds up quickly; don’t waste it on software updates
Copyright © 2015, Oracle and/or its affiliates. All rights reserved. |
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Learn More: At OpenWorld…
• CON8792: Hide the Impact of Scheduled Maintenance from Your Applications
Wed, Oct 28 @ 3:00 PM | Moscone South 102
• CON8785: Hide the Impact of Unplanned Outages from Your Applications
Thur, Oct 29 @ 10:45 AM |Moscone South 305
• DEMO 3532: Zero Down Time Patching with a Single Command: How Oracle Cloud
Did It and How You Can Do It Too|Moscone South, Upper Left, Database
• DEMO 3723: Automated Patching of the Oracle Fusion Middleware Product Stack
Moscone South, Lower Left, Middleware
Copyright © 2015, Oracle and/or its affiliates. All rights reserved. |
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Learn More: …And Beyond OpenWorld
• Master Note For Cloning Oracle Database Server
ORACLE_HOME's Using the Oracle Universal
Installer (OUI) (Doc ID 1154613.1)
https://support.oracle.com
• Oracle Fusion Middleware Administering JDBC
Data Sources for Oracle WebLogic Server |
Configuring JDBC Multi Data Sources | Using
Active GridLink Data Sources
https://docs.oracle.com
• SQL*Plus® User's Guide and Reference |Shutdown
https://docs.oracle.com
• Oracle® Fusion Middleware Administering JDBC
Data Sources for Oracle WebLogic Server 12.1.3 |
Using an Oracle 12c Database
https://docs.oracle.com
#OOW15,
#OracleCloud,
#OracleDB
#zerodowntime
https://community.oracle.com/docs/DOC-948443
Copyright © 2015, Oracle and/or its affiliates. All rights reserved. |
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Copyright © 2015, Oracle and/or its affiliates. All rights reserved. |