When you configure vRealize Log Insight, you must stay at or below the supported maximums.

Table 1. vRealize Log Insight Configuration Maximums
Item Maximum
Node Configuration
Memory 32 GB
Storage device (vmdk) 2TB - 512 bytes
Total addressable storage 4 TB (+ OS drive)

A maximum of 4TB addressable log storage on VMDKs with a maximum size of 2TB each. You can have two 2TB VMDKs or four 1TB VMDKs, etc. When you reach the maximum, you will need to scale outward with a larger cluster size instead of adding more disks to existing VMs.

Syslog connections 750
Cluster Configuration
Nodes 12 (Primary + 11 Workers)
Ingestion per Node
Events per second 15,000 eps
Syslog message length 10 KB (text field)
Ingestion API HTTP POST request 16 KB (text field); 4 MB per HTTP Post request
vRealize Operations Manager 1
vSphere vCenter Server 15 per node
Active Directory domains 1
Email servers 1
DNS servers 2
NTP servers 4
Forwarders 10