Vultr DocsLatest Content

How to Manage Eviction Policy for Vultr Managed Database for Valkey

Updated on 28 August, 2025

An eviction policy is an algorithm that determine the keys to remove when the database reaches the maximum memory limit. By default, Vultr sets noeviction eviction policy. Eviction aims to make room for new data and to prevent unexpected behavior from your applications, always choose a large database plan that can handle your data. Follow this guide to manage Vultr Managed Database for Valkey eviction policy.

  • Vultr Customer Portal
  • Vultr API
  • Vultr CLI
  • Terraform
  1. Navigate to Products and select Databases.
  2. Click the target database instance.
  3. Navigate to Settings then Eviction Policies.
  4. Choose your preferred eviction policy and click Save.

  1. List all the database instances by sending a GET request to the List Managed Databases endpoint and note the database ID. For example, 43b4c774-5dff-4ac0-a01f-78a23c2205b5.

    console 
    $ curl "https://api.vultr.com/v2/databases" \
    -X GET \
    -H "Authorization: Bearer ${VULTR_API_KEY}"

  2. Send a PUT request to the Update Managed Database endpoint specifying the database ID to change the eviction policy.

    console 
    $ curl "https://api.vultr.com/v2/databases/database_id" \
    -X PUT \
    -H "Authorization: Bearer ${VULTR_API_KEY}" \
    -H "Content-Type: application/json" \
    --data '{
        "eviction_policy" : "volatile-lru"
    }'

    Visit the Update Managed Database endpoint to view additional attributes to add to your request.

  1. Install and configure the Vultr CLI.

  2. List all database instances and note the database ID. For instance, d6ac2a3c-92ea-43ef-8185-71a23e58ad8c.

    console 
    $ vultr-cli database list --summarize

  3. Run the following command to change the eviction policy and specify the database ID.

    console 
    $ vultr-cli database update database_id \
--eviction-policy "volatile-lru"

    Run vultr-cli database update --help to view all options.

  1. Open your Terraform configuration for the existing Managed Database for Valkey resource.

  2. Add or update the eviction_policy argument to set the data eviction policy.

    terraform 
    resource "vultr_database" "valkey" {
    # ...existing fields (database_engine, region, plan, label, etc.)

    eviction_policy = "volatile-lru"
}

  3. Apply and observe the following output:

    Apply complete! Resources: 0 added, 1 changed, 0 destroyed.

Comments

No comments yet.