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Chapter 1. Installation Considerations
Read the following sections to learn more about installation requirements for the Service Resource Management
("Resource Manager") feature of Zenoss Service Dynamics™.
1.1. Installation Artifacts
Zenoss provides two RPM Package Manager (RPM) artifacts for Resource Manager server deployment:
• Resource Manager RPM - Includes the Resource Manager software and required ZenPacks
• Windows ZenPacks RPM - (Optional) Includes ZenPacks required for Windows monitoring
For detailed information about installing the RPMs, refer to one of the following chapters in this guide:
• Installing for RHEL 5 or CentOS 5
• Installing for RHEL 6 or CentOS 6
1.2. Operating System Requirements
Resource Manager can be installed on:
• Red Hat Enterprise Linux (5 or 6)
• CentOS (5 or 6)
1.3. Hardware Requirements
Hardware requirements for Resource Manager depend on a number of factors, including I/O, memory, CPU,
and the number of managed devices.
For a deployment with a low number of managed devices and data points (low I/O), only a single master is
required.
For a deployment with 1000 managed devices, assuming that:
• Each managed device averages 100 data points
• Collection maximum is 250 data points per second (measured on a 15000 RPM hard drive)
• Default cycle time is 300 seconds
You could calculate hardware requirements as:
1000 devices x 100 data points per device = 100,000 data points
100000 / 300 seconds / 250 dps = 1.333 collectors
In this scenario, you would need one master and two collectors to prevent I/O overload.
For each use type, minimum memory and CPU requirements are shown in the following table.
Type Memory CPU
Master 8GB 8 cores
Remote collector 4GB 4 cores
Table 1.1. Memory and CPU Requirements
Disk storage requirements are shown in the following table:
Type Disk Storage
Resource Manager 50GB
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