Folien zum Webcast mit Fritz Wein Weinhappl (Oracle) und Uwe Küchler (OPITZ) am 27. April 2021. Die Aufzeichnung finden Sie unter: https://youtu.be/un4gzCsmfwg

1. Die neue Welt der Virtualisierung
Fritz Weinhappl
Principal Sales Engineer
Oracle Linux and Virtualization
April 27, 2021

2. • Introduction – Oracle’s contributions and commitment to Linux
• Oracle Linux and Virtualization key capabilities
• Linux OS
• Cloud native environment
• Infrastructure management
• Virtualization
• Hardpartitioning
• Additional information
Agenda
Copyright © 2021, Oracle and/or its affiliates
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3. Copyright © 2021, Oracle and/or its affiliates
3
What makes a
Linux
distribution?
GRUB2
GNU Toolchain
Developed and/or maintained by:
Google, IBM/Red Hat, Intel, Linux
Foundation, Novell, Oracle, countless others
Languages, interpreters Virtualization, containers, emulation
Web server, cache, proxy Security, crypto libraries
Boot loader, firmware interface Toolchain: compilers, linkers,
C, C++ libraries
Databases
Kernel

4. Copyright © 2021, Oracle and/or its affiliates
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GRUB2
GNU Toolchain
Languages, interpreters Virtualization, containers, emulation
Web server, cache, proxy Security, crypto libraries
Boot loader, firmware interface Toolchain: compilers, linkers,
C, C++ libraries
Databases
Kernel
Developed and/or maintained by:
Oracle
What makes a
Linux
distribution?

5. Free to download and use since 2006
Oracle Linux – 20+ years of contribution and growth
Copyright © 2021, Oracle and/or its affiliates
5
1998 2020
First
commercial
RDBMS
for
Linux
First
x64
Linux
Port
Unbreakable
Linux
Launch
Oracle
Linux
support
announced
in
2006
Oracle
joins
Linux
Foundation
as
founding
board
member
Exadata
engineered
with
Oracle
Linux
Unbreakable
Enterprise
Kernel
Ksplice
zero-downtime
patching
DTrace
dynamic
tracing
Oracle
joins
Open
Container
Initiative
Oracle
joins
CNCF
as
Platinum
member
Oracle
Linux
for
Arm
Oracle
Linux
Cloud
Native
Environment
First
Linux
with
NIAP
certification
First
Autonomous
Linux
in
the
cloud
Oracle
Linux
Free
to
download
and
use
(2006)
Oracle
Linux
errata
downloads
free
(2012)

6. Free download
Compatible and enhanced
Designed for all workloads
Oracle Linux – Open Source
Copyright © 2021, Oracle and/or its affiliates
7
Including updates. No license or subscription fees
14+ Years. Zero compatibility bugs logged
Oracle and third-party apps, DBs, Clouds, x86 & Arm

7. Oracle Linux
Recent releases and continuous innovations
Copyright © 2021, Oracle and/or its affiliates
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UEK5 U3
UEK6
OL 8.2
OL 8.1
UEK5
U4
Sep 2019 March 2021
OLVM
4.3.6
OLCNE 1.0
OLCNE 1.1
OL Manager
Gluster 6 OL 7.8
OL 7.9
Btrfs
XDP
io_uring
NVME over fabrics
NFS performance
Zero-copy TCP receive
XFS online check
Improved clustering
Helm
Istio
CNCF components
Container
infrastructure
Container
orchestration
Cloud native
networking
Cloud native
storage
Automated patch management
Fleet management
Package management
Vulnerability tracking
Zero downtime updates
Exploit detection
Based on Spacewalk project
OL 8 clients and module-
enabled repos
UEK6
Nested VMs
eBPF
Btrfs
Python 3.8 module
GCC Toolset 9
Intel/AMD
Arm
Intel Ice Lake
AMD Milan
up to 7% better
than CentOS on
HPC workloads
OLCNE 1.2
SELinux support for
Kubernetes
OL 8 support
FIPS mode
Btrfs root
filesystem
OL 8.3
UEK6 U1
WireGuard
Intel Ice Lake
AMD Milan
padata
vCPU core
scheduling
Available for KVM
images, Database
App, and Linux
Storage Appliance
on OCI
UEK6 U2
OLVM
4.3.10
New slab
memory
controller,
NVMe
enhancement
UEK5
U5

8. Oracle Cloud runs on
our Linux
Applications
Infrastructure
100,000s of servers
100s millions of tx/day
Oracle’s Engineered
Systems run on our
Linux
Exadata
Big Data Appliance
Database Appliance
Private Cloud Appliance
Our internal systems
run on Oracle Linux
ERP
CX
HCM
Millions of tx/day
We develop our
products on Oracle
Linux
Applications
Database
Middleware
10,000s of developers
We run the same Oracle Linux as our customers on-prem and in cloud
Copyright © 2021, Oracle and/or its affiliates
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9. Single operating environment integrating many
infrastructure software components
• Linux operating system
• Cloud native environment
• Infrastructure management
• Virtualization
• Hardpartitioning
Oracle Linux & Virtualization key capabilities
Copyright © 2021, Oracle and/or its affiliates
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10. Choice of Oracle Linux kernels
Copyright © 2021, Oracle and/or its affiliates
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RHEL Compatible Kernel (RHCK)
• 100% binary compatible kernel
• Oracle supplies patches and updates
• For customers that require 100% binary compatibility
with RHEL
RHEL application binary
compatible user space
• No reported incompatibility ever
• 1000’s of applications available
• Running on 100,000’s systems
OR
Unbreakable Enterprise Kernel (UEK)
• Based on recent stable mainline kernel release
• Latest features and innovations
• No risk feature backports into old kernels
• Supported across multiple major versions of Oracle Linux
• Powers Oracle Engineered Systems and Oracle Cloud
• Source code: github.com/oracle/linux-uek

11. Oracle Linux 5 through Oracle Linux 8
Oracle Linux updates available on ULN & Oracle Linux yum server
Major release
Minor release
Errata
3
months
Copyright © 2021, Oracle and/or its affiliates
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Tracking upstream releases
Oracle Linux errata updates. Some security fixes were delivered ahead of RHEL
5
business
days
1
business
day

12. • Oracle Linux supports Intel & AMD (x86-64) and Arm (aarch64) platforms in the cloud or on premise
• Hardware compatibility list: https://linux.oracle.com/hardware-certifications
• Support the latest server chips and technologies from Intel and AMD, including all processor
features, robust security mitigation, and performance optimization
• AMD Secure Memory Encryption (SME)
• Intel Optane DC Persistent Memory (PMEM)
• Oracle Linux 7 and 8 are also available on 64-bit Arm platforms (aarm64)
• Same packages and advanced capabilities you expect with Oracle Linux (Ksplice, DTrace, errata releases, etc.)
• Container runtime, MySQL, OpenJDK, EPEL, Software Collection Library, and Application Streams available
for development
Oracle Linux runs on all major infrastructure hardware
Copyright © 2021, Oracle and/or its affiliates
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13. • Check oracle.com/linux/isvcatalog
• Applications certified on Oracle Linux run
wherever Oracle Linux runs—on Oracle
Cloud Infrastructure (OCI) and other cloud
and on-premises environments.
• If application not listed, click Contact Us
• Oracle Linux alliance team will work with
ISV to obtain certification
• Sometimes, ISV provides limited support
and is not listed
Large and growing ISV ecosystem on Oracle Linux
Copyright © 2021, Oracle and/or its affiliates
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14. • Growing security challenges
̶ Severe vulnerabilities come out all the time
̶ Containers patching issues
̶ Time to plan scheduled downtime
• Ksplice inspector helps you identify vulnerability proactively
• Ksplice rapidly patches security vulnerabilities with no downtime
̶ Applications continue running
̶ Container workloads are not disrupted
̶ Systems are up to date and secure
• Keep critical systems patched with no downtime
̶ 100,000s of Oracle Cloud servers patched in hours
̶ Powers Oracle Autonomous Linux
• Proven: 1 million+ patches delivered
Ksplice live patching – light-years ahead of competition
Copyright © 2021, Oracle and/or its affiliates
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15. • Reports attempted exploitations of a
known attack vector
• As CVEs are patched, Ksplice adds
’tripwires’ for privilege escalation
vulnerabilities to code that fire when
erroneous conditions are triggered
• Enables system admins to monitor
systems for suspicious activity
• Default is to log exploit attempt to
syslog; email alerts can also be set
• You can take specific action for specific
tripwires (report, ignore)
# dmesg | tail
[17445.172025] ksplice: Update 4qu6sl1z applied
successfully
[17445.550689] ksplice: Update fjrhf1fw applied
successfully
# journalctl | tail
Apr 02 13:36:09 ol-7-sys kernel: ksplice:
Update 4qu6sl1z applied successfully
Apr 02 13:36:10 ol-7-sys kernel: ksplice:
Update fjrhf1fw applied successfully
Apr 02 13:36:16 ol-7-sys log-known-
exploit[22360]: exploit attempt detected;
id=CVE-2017-7308 pid=22358 uid=1001 comm=a.out
lost=0
Known exploit detection with Ksplice
Copyright © 2021, Oracle and/or its affiliates
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16. Required for mission critical enterprise workloads
Oracle Clusterware
• Oracle Clusterware allows clustering of
independent servers to cooperate as a single
system
• Oracle Clusterware provides the integrated
foundation to enable high availability and
scalability for Oracle Real Application Cluster
(RAC) databases and user applications
• Oracle Clusterware is included with Oracle
Linux Basic or Premier support subscriptions
High availability services
• Oracle Linux high availability services
comprises several open-source packages,
including Corosync and Pacemaker, to provide
the tools to achieve high availability for
applications and services running on Oracle
Linux
• Support for Corosync and Pacemaker with
Oracle Linux 7 and 8 and is included in Oracle
Linux Premier Support subscriptions
• Customers can migrate from Red Hat Cluster
Suite
High availability solutions with Oracle Linux
Copyright © 2021, Oracle and/or its affiliates
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17. • Gluster is a scalable, distributed file system that aggregates disk storage resources from
multiple servers into a single global namespace
• Available for Oracle Linux 7 and 8 on x86_64 and aarch64 platforms
• Geo-replication support
• Block storage support
• Heketi scripted cluster automation
• Enables hyperconvergence of storage and infrastructure with Oracle Linux Virtualization
Manager
• Integrates with Oracle Linux Cloud Native Environment to provide persistent volume
storage
Gluster Storage for Oracle Linux
Copyright © 2021, Oracle and/or its affiliates
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18. Unbreakable Enterprise Kernel Releases
For more details, visit
• https://blogs.oracle.com/scoter/oracle-linux-and-unbreakable-enterprise-kernel-uek-releases
• Documentation: https://docs.oracle.com/en/operating-systems/uek/
UEK Releases Kernel Versions Latest Release OL6 Latest Release OL7 Latest Release OL8
UEK Release 6 5.4.17 Not Available Oracle Linux 7 Oracle Linux 8
UEK Release 5 4.14.35 Not Available Oracle Linux 7 Not Available
UEK Release 4 4.1.12 Oracle Linux 6 Oracle Linux 7 Not Available
UEK Release 3 3.8.13 Oracle Linux 6 Oracle Linux 7 Not Available
UEK Release 2 2.6.39 Oracle Linux 6 Not Available Not Available
UEK 2.6.32 Oracle Linux 6 Not Available Not Available
Copyright © 2021, Oracle and/or its affiliates
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19. • Oracle Database is developed, tested and certified with Oracle
Linux
• Integrated features and joint development optimize Oracle Linux
for Oracle Database
• Database Performance
• Optimize C Library and Linux OS calls
• Optimized compression/decompression, hashing, SIMD
• Best-of-breed performance measurement and debugging tools
• Oracle Database Templates and Oracle Validated Configurations
simplify and enable rapid Oracle Database deployments
• Oracle Linux with UEK powers Oracle’s engineered systems and
Oracle Cloud
Oracle Database runs best on Oracle Linux
Copyright © 2021, Oracle and/or its affiliates
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20. Single operating environment integrating many infrastructure
software components
• Linux operating system
• Cloud native environment
• Infrastructure management
• Virtualization
• Hardpartitioning
Oracle Linux & Virtualization key capabilities
25 Copyright © 2021, Oracle and/or its affiliates

21. Foundation of a complete technology stack for next-gen apps/microservices
Oracle Linux Cloud Native Environment
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• Rich set of software components for cloud native application DevOps
• Based on open standards, specs and APIs defined by the Open Container Initiative (OCI) and
Cloud Native Computing Foundation (CNCF)
• Tested and proven with Oracle products
• Integrated into a unified operating environment
CLOUD NATIVE
FRAMEWORK
App Definition
& Development
Runtime
Provisioning
Observability &
Analysis
Orchestration &
Management
Copyright © 2021, Oracle and/or its affiliates

22. Oracle Linux Cloud Native Environment component versions
Copyright © 2021, Oracle and/or its affiliates
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Component Release 1.2 Release 1.1 Release 1.0
Platform API Server 1.2 1.1 1.0
Platform Agent 1.2 1.1 1.0
Platform Command-Line Interface 1.2 1.1 1.0
Kubernetes 1.18.10 1.17.9 1.14.9
RunC 1.0 1.0 1.0
CRI-O 1.18.4 1.17.0 1.14
Kata Containers 1.11.5 1.7.3 1.7.3
NGINX 1.17.7 1.17.7 1.17.7
Helm 3.3.4 3.1.1 —
Prometheus 2.20.0 2.13.1 —
Istio 1.7.3 1.4.10 —
Grafana 6.7.4 6.7.4 —

23. Single operating environment integrating many infrastructure
software components
• Linux operating system
• Cloud native environment
• Infrastructure management
• Virtualization
• Hardpartitioning
Oracle Linux & Virtualization key capabilities
Copyright © 2021, Oracle and/or its affiliates
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24. • Designed to manage all stages of the Oracle Linux life cycle
• Provisioning
• Patching/Errata Handling
• Configuration
• Auditing
• Decommissioning
• Enhanced by Oracle to support for Oracle Linux 8 Modules and AppStreams
• Provides a simple migration path for existing Satellite 5.x and Spacewalk customers
Oracle Linux Manager 2.10
Copyright © 2021, Oracle and/or its affiliates
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25. Enhancements to support DNF modularity in Oracle Linux 8
Errata and package handling for channels with modules
• Errata and package upgrades are correctly filtered to only those relevant to the module:stream
combinations enabled on the client
• Only works with Oracle Linux not module-enabled repos from other vendors
Module support for copying packages between channels
• Copying packages from a modular channel to another modular channel will copy the module
metadata for those packages as well
• Additional module dependencies will be included
• Only works with Oracle Linux channels
Module support when cloning software channels
• Module metadata is now cloned if the channel is modular
Oracle Linux Manager 2.10
Copyright © 2021, Oracle and/or its affiliates
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26. Oracle Enterprise Manager 13c
• Enables a simplified approach to Oracle Linux
management in a single place beginning with
Oracle Enterprise Manager 13c Release 3
• Provides both kernel and user space Ksplice
on and off line update management
• Brings together the Enterprise Manager
legacy Linux patching and Bare Metal
Provisioning (BMP) frameworks under one
menu
• Integration with Oracle Linux KVM and Oracle
Linux Virtualization Manager in Oracle
Enterprise Manager 13c Release 5
• Continues to support Oracle VM
Copyright © 2021, Oracle and/or its affiliates
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27. Manage Ksplice updates with Oracle Enterprise Manager 13c
• Ksplice live patch for both kernel and
user space updates using Oracle
Enterprise Manager 13c, beginning with
release 13.3
• Ksplice configuration metrics are
collected, and available in Enterprise
Manager
• Enables a simplified approach to Oracle
Linux management in a single place
Copyright © 2021, Oracle and/or its affiliates
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28. Single operating environment integrating many infrastructure
software components
• Linux operating system
• Cloud native environment
• Infrastructure management
• Virtualization
• Hardpartitioning
Oracle Linux & Virtualization key capabilities
Copyright © 2021, Oracle and/or its affiliates
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29. • Oracle virtualization solution using KVM
• Oracle Linux KVM (host)
• KVM hypervisor included in Oracle Linux 7 with UEK R5 and UEK R6
• Oracle Linux Virtualization Manager (management)
• Based on open source oVirt project
• Integrated, tested and supported by Oracle
• Support for new features including Snapshots and Role Based Access Control
• Available on yum.oracle.com and ULN for Oracle Linux 7
• Oracle VirtIO drivers for Microsoft Windows
Oracle virtualization solution using KVM included with Oracle Linux
Copyright © 2021, Oracle and/or its affiliates
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30. • Why Oracle Linux KVM and Oracle Linux Virtualization
Manager?
• An alternative to expensive VMware deployments
• Based on modern open source KVM and oVirt
• Provides customers an easy migration path to cloud
• Helps customers manage Oracle software license costs
• What’s new in 4.3 release
• Self-hosted engine – running the manager as a virtual
machine to be highly available
• a hyper-converged solution with Gluster Storage 6.0 .
• Virt-v2v – enables easy migration from VMware and other
hypervisors to Oracle Linux KVM
• New guest OS support (OL8, RHEL 8, CentOS 8, & SLES 12
and 15)
• Huge pages support for high performance VM
Oracle Linux Virtualization Manager 4.3
Copyright © 2021, Oracle and/or its affiliates
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31. • Oracle Linux Virtualization Manager (oVirt engine) runs on a
virtual machine on the hosts managed by that engine
• Self hosted engine requires less hardware to deploy an
instance of oVirt engine runs as a virtual machine, not on
physical hardware
• The engine can be configured to be highly available
• If the engine host goes into maintenance mode or fails, the VM will
be migrated automatically to another host
• New Virtual Appliance released
• ovirt-engine-appliance-4.3
• Yum install or deploy with Cockpit
Self-hosted engine deployment
Copyright © 2021, Oracle and/or its affiliates
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32. Deployment architecture 1 – Standalone Manager
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33. Deployment architecture 2 – Self Hosted Engine
39

34. Deployment architecture 3 – Hyperconverged Infrastructure with Gluster FS
Copyright © 2021, Oracle and/or its affiliates
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35. Linux
• Oracle Linux 5/6/7/8
• RedHat Enterprise Linux 5/6/7/8
• CentOS 5/6/7/8
• SUSE Linux Enterprise Server 12 SP5
• SUSE Linux Enterprise Server 15 SP1
• Ubuntu 16.04
• Ubuntu 18.04
• Ubuntu 20.04
New guest OS support
Copyright © 2021, Oracle and/or its affiliates
41
Microsoft Windows
• Windows 7 SP1
• Windows 8
• Windows 8.1
• Windows 10
• Windows Server 2008 R2 SP1
• Windows Server 2008 SP1
• Windows Server 2012
• Windows Server 2012 R2
• Windows Server 2016
• Windows Server 2019

36. Single operating environment integrating many infrastructure
software components
• Linux operating system
• Cloud native environment
• Infrastructure management
• Virtualization
• Hardpartitioning
Oracle Linux & Virtualization key capabilities
Copyright © 2021, Oracle and/or its affiliates
42

37. • Oracle Linux KVM along with Oracle Linux Virtualization Manager may be
used as hard partitioning technology as described in the following
document:
https://www.oracle.com/a/ocom/docs/linux/ol-kvm-hard-partitioning.pdf
• Live migration of CPU-pinned virtual machines to another Oracle VM
Server is not permitted under the terms of the hard partitioning license
• DRS (Distributed Resource Scheduler) and DPM (Distributed Power Management) policies should not be enabled
for server pools containing CPU pinned VM Guests
• The same restriction applies to any other approved hard partitioning technologies
• Failover (high availability) is allowed, subject to the conditions defined in
Oracle License Definitions and Rules
Hard Partitioning With Oracle Linux KVM
Copyright © 2021, Oracle and/or its affiliates
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38. Based on physical hardware
Oracle Linux support offerings
46
Support Level Lifetime Support Stages for Oracle Linux
Basic* Support • 7x24 support during the 10-year period of Oracle Linux releases.
Premier* Support • Includes Basic Support and supplies additional Premier Entitlements for Oracle Linux.
Extended Support
• Extended Support requires Premier Support subscriptions plus price uplift.
• Available for a period of 3 years after 10-year lifecycle of a major Oracle Linux release.
• Access to patches and fixes for critical security errata and select high-impact critical bug fixes.
Sustaining Support
• Included with Premier Support subscriptions.
• Continues to access to Oracle online support tools, operating system upgrade rights, pre-
existing fixes, patches and assistance from technical support experts, but no new bug fixes or
program updates.
• Sustaining Support is available for lifetime.
* Basic Limited and Premier Limited with 2-socket or smaller servers
Copyright © 2021, Oracle and/or its affiliates

39. • Oracle is a leader and strong contributor to the open source community
• Since 2006, Oracle Linux has been completely free to download and use. Free
source code, binaries, and updates. Freely redistributable. Free for production use
• Single operating environment delivers virtualization, management, and cloud
native computing tools, along with the operating system, in a single support
offering
• The same Linux runs across all deployment models of customer’s infrastructure on
premises, in the cloud, or dedicated regions (cloud at customer)
• Oracle Linux is a stable alternative to RHEL/CentOS
Key takeaways
Copyright © 2021, Oracle and/or its affiliates
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40. Oracle Linux Doku: https://docs.oracle.com/en/operating-systems/oracle-linux
OLVM Doku: https://docs.oracle.com/en/virtualization/oracle-linux-virtualization-manager/index.html
Oracle Linux Home: https://linux.oracle.com
Hardware compatibility list: https://linux.oracle.com/hardware-certifications
ISV Listing: https://oracle.com/linux/isvcatalog
UEKR6 Announcement: https://blogs.oracle.com/linux/announcing-the-unbreakable-enterprise-kernel-
release-6-for-oracle-linux
Hardpartitioning with OLVM: https://www.oracle.com/a/ocom/docs/linux/ol-kvm-hard-partitioning.pdf
Links:
Copyright © 2021, Oracle and/or its affiliates
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41. Webcast Invite
Copyright © 2021, Oracle and/or its affiliates
49
If you’re an IT professional who designs, operates, or develops for an infrastructure stack (on premises, in the cloud, or hybrid), be sure to join
industry luminary Wim Coekaerts, Oracle Software Development SVP and Linux Foundation Vice Chairman for the “State of the Penguin” update.
Wim will discuss the industry landscape, customer use cases, and latest technologies including containers, KVM, open source contributions, and
developer tools, to help you explore possibilities and update your plans.
Featured speakers
Wim Coekaerts
SVP of Software Development
at Oracle
Sergio Leunissen
VP of Infrastructure
Engineering at Oracle
Register today

42. Thank you
Copyright © 2021, Oracle and/or its affiliates
50
Visit oracle.com/linux
oracle.com/virtualization

43. Stay Connected
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twitter.com/oraclelinux
facebook.com/oraclelinux
blogs.oracle.com/linux
blogs.oracle.com/virtualization
youtube.com/oraclelinuxchannel
oracle.com/linux
oracle.com/virtualization