This handout shows The Template Limits to consider while working with Microsoft Azure ARM Templates.
A cloud computing platform that offers a broad set of global compute, storage, database, analytics, application, and deployment services that help organizations move faster, lower IT costs, and scale applications.
With Azure Resource Manager (ARM) you can deploy, delete, or update all resources for your solution in a single and coordinated operation by using templates.
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Manage Azure Cloud with ARM Templates (Template Limits) Part 2
1. Manage your Azure Cloud
with ARM Templates
What You Need to Know: Deep Dive
Useful Tips
Here are some useful tips to keep in mind while working with ARM templates:
Template Limits
Here are some template limits that you must keep in mind while working with
Azure ARM templates.
Template size: 1MB Parameter file size: 64 KB
You are also limited to:
256 parameters
800 resources (including
copy count)
256 variables
64 output values
24,576 characters in a
template expression
Format JSON for better readability
Pass templates through JSON validator
REMEMBER
2. Manage your Azure Cloud
with ARM Templates
What You Need to Know: Deep Dive
Deployment Modes
Azure ARM templates has two deployment modes: incremental and
complete.
Nested Templates: Best Practices
While creating nested templates, keep these four key properties in mind.
Always make sure you include these four properties in your nested
templates.
Main Template
Input parameters
Shared Resources Template
Deploy shared resources
Optional Resources Template
Conditionally deploy
resources
Member Resource Templates
& Scripts
Reusable or custom scripts
Incremental
Default mode
Doesn’t remove or modify
resources
Provides support for versioning
and rolling back deployments
Complete
Deletes resources not
mentioned in the template
Best for “Starting Fresh” or
refactoring a solution
