DRS (Distributed Resource Scheduler)
It is a load balance technique and it will balance the load across the ESXi hosts.
Configuration Steps:
i. Automation level
Manual
Partial Automatic
Fully Automatic (Recommended)
ii. Migration Threshold
*======*=====*=====*=====*
Conservative Aggressive
(Slow Migration) (Fast Migration)
Recommended is three or more stars.
iii. VM Swap File location[vmname.vswp]
Same as VM directory(Recommended)
Host data store (Not Recommended: It reduces vmotion Performance)
DRS Rules:
Affinity : Together the VM’s
E.g: Web, DB server etc..
In Affinity : Seperate the VM’s
E.g: Primary and secondary servers (DC &ADC)
Purpose: Balance the load across ESXi hosts.