Install Guide

Table Of Contents
Table 6. Deployment Scenario for Operations Manager 2016 (continued)
Dell EMC devices are discovered as iDRAC, Dell EMC Chassis, or Dell EMC Network switches in Dell EMC OMIMSSC console.
The inputs are provided in the Dell EMC OMIMSSC console and during discovery, the IP address range is provided and
appropriate credential profile is associated with the job.
Scalable 6005000 Yes For 2000 network
devices, see
Sizing Guide for
required number of
Management Servers.
320 Each Proxy MS can monitor
maximum of 250 devices in
scalable mode. For configuration of
Proxy MS, refer Table Proxy MS
Virtual Machine Configuration.
Detailed 120300 Yes For 2000 network
devices, see
Sizing Guide for
required number of
Management Servers.
410 Each Proxy MS can monitor
maximum of 30 devices in detailed
mode. For configuration of Proxy
MS, refer Table Proxy MS Virtual
Machine Configuration.
Table 7. Proxy MS virtual machine Configuration
Components Proxy MS Configuration
CPU Cores
8
RAM in GB
32
Mandatory Prerequisites:
1. Ensure that you do the following registry settings on each of the Proxy MS. Perform the below steps:
After extracting the OMIMSSC_7.1.0.A00_SCOM.zip file, perform the following steps:
a. Copy DellEMC-SCOM-Agent-Registry.reg and DellEMC-Proxy-MS-Configuration-Script.ps1 files from the
unzipped location on each of the Proxy MS machine in the same directory.
b. Run the DellEMC-Proxy-MS-Configuration-Script.ps1 from the PowerShell command prompt (with administrator
privileges).
NOTE:
The script stops the agent health services, takes a backup of current registry values in the same directory path.
The required Registry Key changes are implemented on the Proxy MS. Refer to the table below for registry
configuration on Proxy MS
Microsoft Monitoring Agent Health Services are started.
Registry Path: "HKLM\SYSTEM\CurrentControlSet\services\HealthService\Parameters"
Table 8. Proxy MS Registry Configuration
S.No. Registry Configuration
1 Set the Persistence Version Store Maximum Registry Path to 131072.
2 Set the Maximum Global Pending Data Count Registry to 20408.
3 Set the State Queue Items Registry to 20480.
4 Set the Persistence checkpoint Depth Maximum Registry to 20971520.
NOTE: For more information about the registry key settings, see https://blogs.technet.microsoft.com/.
CAUTION: Using Registry Editor incorrectly can cause serious problems that might require you to reinstall
the operating system.
NOTE: The above sample script is provided to simplify configuration of the above required settings on the Proxy MS.
Dell EMC does not officially support this script.
2. The Microsoft public hotfix https://support.microsoft.com/ must be applied on each of the Systems Center Operations
Manager Servers and on every Proxy MS in the Scalability setup.
System requirements for OMIMSSC
13