1.
Designing
a
Highly
Available
Management
Cluster
for
the
Cloud
Arron
Stebbing

2.
Why
a
management
cluster?
•
•
•
•
Availability
Manageability
Stability
Support
and
Troubleshoo?ng
VMware
vCloud
Architecture
Toolkit
–
3a
Architec7ng
a
VMware
vCloud

3.
Simple
or
Complex?

4.
Design
Goals
•
•
•
•
Design
for
Failure
Design
for
Resilience
Design
for
Data
Integrity
Design
for
Recoverability

5.
Infrastructure
• Hosts
– 3
or
more
• Network
– Dedicated
• Storage
– Dedicated
/
Converged

6.
Not
a
Marke?ng
Slide.

7.
What
is
in
my
management
cluster?
•
•
•
•
•
•
•
•
•
Ac?ve
Directory
/
DNS
Database
(SQL/Oracle)
VMware
Appliances
Message
Bus
(RabbitMQ)
Load
Balancers
Monitoring
PlaSorm
Remote
Access
(View/Terminal
Server)
Time
Services
Syslog

8.
Ac?ve
Directory
/
DNS
•
•
•
•
Server
Core
OS
List
Object
Mode
Cer?ficate
Services
Independent
domain

9.
Databases

10.
VMware
Stack
• Use
Appliances
• Enable
/
Implement
Core
Features
• Configure
Alerts
and
SNMP

11.
Message
Bus
• Enabling
so
much
more!

12.
Load
Balancing
• Virtual
Appliances
• Ensure
Health
Status
• Load
Balance
Core
Services
– LDAP
– DNS
– Web
Applica?ons

13.
Vendor
Applica?ons
• Compute
Management
– Configura?on
– Remote
Management
• Network
Management
– Single
pane
of
glass
– Version
Control
• Storage
Management
– GUI

14.
Remote
Access
• Out
of
Band
Management
• Secure
Access
–
RDP/SSH
• VPN

15.
Monitoring
/
Aler?ng
•
•
•
•
Email
Syslog
SNMP
SMS,
Mobile
• Consume
everything!

16.
Configura?on
Management
• Define
standards
• Maintain
standards

17.
Security
•
•
•
•
•
Isola?on
Audi?ng
Event
and
Change
Tracking
Change
defaults
Role
based
access
controls

18.
Mul?
Site?

19.
High
Availability
vs
Disaster
Recovery
•
•
•
•
Requirements
Availability
RTO
/
RPO
Supported?

20.
Data
Protec?on
•
•
•
•
Configura?on
Level
Applica?on
Level
Image
Level
Storage
Level

21.
Right
Sizing
• Ignore
Defaults
• Start
Small,
Upscale
Later
• Don’t
be
scared!

22.
Cost?
• VMware
Licensing
• Microso^
Licensing
• Third
Party
So^ware
Costs
• Open
Source
non
cri?cal
toolsets
– IPAM
– Syslog

23.
Best
Prac?ces
and
Recommenda?ons
•
•
•
•
VMware
vCloud
Architecture
Toolkit
Microso^
Infrastructure
Planning
and
Design
Vendor
documenta?on
Blogs
/
Forums

24.
Ques?ons?