Enable and disable Volume Load Balancing
Beginning with Element 12.8, you can use Volume Load Balancing to balance volumes across nodes based on the actual IOPS by each volume instead of the minimum IOPS configured in the QoS policy. You can enable and disable Volume Load Balancing, which is disabled by default, using the Element UI or API.
Steps
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Select Cluster > Settings.
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In the Cluster Specific section, change the status for Volume Load Balancing:
Enable Volume Load BalancingSelect Enable Load Balancing on Actual IOPS, and confirm your selection.
Disable Volume Load Balancing:Select Disable Load Balancing on Actual IOPS, and confirm your selection.
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Optionally, select Reporting > Overview to confirm the status change for Balance on Actual IOPS. You might have to scroll down the Cluster Health information to view the status.