Use I/O controls to optimize infrastructure resources.
Set upper limits for the following use cases:
- To achieve overall optimization of infrastructure resources during periods of I/O-intensive activity. In this use case, set temporary limits as a preemptive solution. Modify the upper limit according to known patterns in resource usage.
- To maintain a quality-of-service benchmark for a service-level objective (SLO). In this use case, set the upper limits as a long-term solution.
- To prioritize I/O activity for high-grade consumers after detecting bottlenecks that are affecting their performance. Disable the I/O control settings when the traffic between the server and storage system decreases to acceptable levels.