Microsoft Maximums – Sizing and Scalability

Microsoft Maximums – Sizing and Scalability

Microsoft Maximums – Sizing and Scalability

I have been working on multiple Microsoft tools for my Customers and often need to perform Capacity and Sizing analysis. It is always recommended to stay within Microsoft prescribed limits for the particular technology and design solution capacity within suggested range. Below are some of the Microsoft Maximums that are from the Microsoft official documentation.

Microsoft Hyper-V 2012 R2

Feature Name Limit
Logical Processors per Host 320
Physical Memory 4 TB
Virtual Processors per Host 2048
Virtual Processors per VM 64
Memory per Virtual Machine 1 TB
Active Virtual Machines 1024
Maximum Cluster Nodes 64
Maximum Cluster Virtual Machines 8000
Virtual Disk Format (VHD) 2 TB
Virtual Disk Format (VHDX) 64 TB

 

Microsoft Virtual Machine Manager 2012 R2

Feature Name Limit
Number of Hosts 1000
Number of VMs without (SPF) 25000
Number of VMs with SPF 5000
Nodes per Cluster 64
Number of Concurrent running Jobs 250
Jobs History 5 Million
Tenants 1000
Users Roles 1000
Concurrent Clients (VMM Consoles) 50

Microsoft Operations Manager 2012 R2

Feature Name Limit
URLs monitored per dedicated management server 3000
URLs monitored per dedicated management group 12000
Network Devices managed by a resource pool 1000
Unix Servers per management server 500
Unix Servers per gateway server 100
Agent monitored computer per management server 3000
Agent monitored computer per gateway server 2000

Microsoft Configuration Manager 2012 R2

Feature Name Limit
Primary Sites per CAS 25
Secondary Sites per Primary Site 200
Distribution Points
Client per Primary Site  100K
Clients per Secondary Site 2.5K
Client per Management Point 25K

Microsoft Exchange

Exchange Server 2013 Sizing Calculator

 

Exchange Client Network Bandwidth Calculator

 

 

Active Directory

 

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