vSphere DRS
- VSphere DRS (Distributed Resource Scheduler) is a utility an available resources in a virtualized environment. While computing the workload should be balanced.
- The utility is one of the part in virtualization suite called as VMware Infrastructure 3.
- It is an often used in conjunction with vSphere HA to rebalance workloads that must be restarted on alternate hosts.
- An organization uses vSphere DRS and vSphere HA combine together then restarted the VMs do not affect the performance of other VMs on the failover host.
- vSphere DRS can migrate VMs from overutilized ESXi hosts to underutilized hosts while DRS become an unbalanced.
- Using vMotion in a vSphere DRS performs migrations of VMs across hosts in the cluster without any downtime.