Administering Dremio on AWS

This topic provides information about how to scale the Dremio executor nodes, start and stop Dremio, and delete the deployment.

Scaling Executor Nodes

To scale the Dremio executor nodes (up or down):

  1. From CloudFormation, select your Stack.
  2. Click on the Resources tab.
  3. Click on <DremioClusterName>-DremioExecutorASG-<ID>.
  4. From the Details tab, select Actions > Edit from the dropdown menu.
  5. From the Edit Details popup, set the values for Desired Capacity, Min, and Max
    to the number of desired executor nodes (these values should be the same value; for example, if there is five (5) executor nodes, then each value is 5) and Save.
    AWS Executor Scaling

[warning] Note

Scaling down of executors could lead to loss of acceleration, results, and uploads.

Stopping Dremio Nodes

To stop the Dremio cluster, scale down the executor node(s) and then stop the coordinator node.

  1. Scale down your executor nodes(s) to zero (0).
    1. From CloudFormation, select your Stack.
    2. Click on the Resources tab.
    3. Click on <DremioClusterName>-DremioExecutorASG-<ID>.
    4. From the Details tab, select Actions > Edit from the dropdown menu.
    5. From the Edit Details popup, change the Desired Capacity, Min, and Max number of executor nodes to zero (0) and Save.
  2. Stop the coordinator node.
    1. From CloudFormation, select your Stack.
    2. Click on the Resources tab.
    3. Click on <DremioClusterName>-DremioMaster.
    4. From the Instances navigation menu and the Launch Instance dropdown menu, select Instance State > Stop.
      AWS Stop Instance

Restarting Dremio Nodes

To restart the Dremio cluster, start the coordinator node first and then scale up the executor node(s).

  1. Start the coordinator node.
    1. From CloudFormation, select your Stack.
    2. Click on the Resources tab.
    3. Click on <DremioClusterName>-DremioMaster.
    4. From the Instances navigation menu and the Launch Instance dropdown menu, select Instance State > Start.
  2. Scale up your executor node(s) to the desired capacity.
    1. From CloudFormation, select your Stack.
    2. Click on the Resources tab.
    3. Click on <DremioClusterName>-DremioExecutorASG-<ID>.
    4. From the Details tab, select Actions > Edit from the dropdown menu.
    5. From the Edit Details popup, set the values for Desired Capacity, Min, and Max
      to the number of desired executor nodes (these values should be the same value; for example, if there is five (5) executor nodes, then each value is 5) and Save.

Deleting the Deployment

To delete the deployment, delete the stack resources that were created for the Dremio cluster:

  1. From CloudFormation, select your Stack.
  2. Click on the top Delete menu item.
    AWS Delete Stack

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