Recommenders

A recommender is a service on Google Cloud that provides usage recommendations for Google Cloud resources. Recommenders are specific to a single Google Cloud product and resource type. A single product can have multiple recommenders, where each provides a different type of recommendation for a different resource.

Recommender has the following recommenders:

Value Category Name Recommender ID Short Description Included in BigQuery Export
Cost BigQuery edition slot recommender google.bigquery.capacityCommitments.Recommender Optimize BigQuery spend with slot commitments
No
Spend-based committed use discount recommender google.cloudbilling.commitment.SpendBasedCommitmentRecommender Reduce costs through spend-based commitments
No
BigQuery partitioning and clustering recommender google.bigquery.table.PartitionClusterRecommender Partition or cluster your tables
Yes
Soft delete recommender google.storage.bucket.SoftDeleteRecommender Enable or disable soft delete based on costs and security
No
Cloud Run CPU allocation recommender google.run.service.CostRecommender Switch to CPU always allocated
Yes
Cloud SQL idle instance recommender google.cloudsql.instance.IdleRecommender Remove unused SQL instances
Yes
Cloud SQL overprovisioned instance recommender google.cloudsql.instance.OverprovisionedRecommender Resize overprovisioned SQL instances
Yes
Resource-based committed use discount recommender google.compute.commitment.UsageCommitmentRecommender Reduce costs through Compute Engine resource-based commitments
Yes
Idle custom image recommender google.compute.image.IdleResourceRecommender Remove unused images
Yes
Idle GKE cluster recommender google.container.DiagnosisRecommender Remove unused GKE clusters
Yes
Idle IP address recommender google.compute.address.IdleResourceRecommender Remove unused IPs
Yes
Idle persistent disk recommender google.compute.disk.IdleResourceRecommender Backup and remove unused disks
Yes
Idle VM recommender google.compute.instance.IdleResourceRecommender Remove unused VMs
Yes
Idle reservations recommender google.compute.IdleResourceRecommender Delete unused resource reservations
Yes
Underutilized reservations recommender google.compute.RightSizeResourceRecommender Right-size underutilized reservations
Yes
Security Identity and Access Management recommender google.iam.policy.Recommender Remove excess permissions
Yes
Cloud Run Service Security recommenders google.run.service.IdentityRecommender
google.run.service.SecurityRecommender		 Increase Cloud Run Service security
Yes
Unattended project recommender google.resourcemanager.projectUtilization.Recommender Reclaim or remove unused projects
Yes
Advisory Notifications recommender google.cloud.security.GeneralRecommender Ensure that the right parties within your organization have access to view critical security and privacy notifications
Yes

Cloud SQL security recommender

  • Remove broad public IP ranges
  • Disable public IP connection
  • Enable database auditing
  • Remove authorized networks
  • Require SSL for direct connections
  • Rotate server certificate
  • Enable instance password policies
  • Enable user password policies
    		•  google.cloudsql.instance.SecurityRecommender

    Secure Cloud SQL instances

  • Remove broad public IP ranges from authorized networks
  • Disable public IP connection to comply with your organization policy
  • Enable database auditing
  • Remove authorized networks to comply with your organization policy
  • Require SSL for direct connections
  • Rotate server certificate before it expires
  • Enable instance password policies
  • Enable user password policies
    		•
    Yes
    Cloud Firestore Security rules recommender google.firestore.database.FirebaseRulesRecommender

    Improve Cloud Firestore database firebase rules security. It has the following subtypes:

  • Update insecure policy
    		•
    No
    Performance Rapid Cache recommender google.storage.bucket.AnywhereCacheRecommender Cache your data in Cloud Storage with Rapid Cache
    Yes
    Managed instance group machine type recommender google.compute.instanceGroupManager.MachineTypeRecommender Resize MIG machine types
    Yes
    VM machine type recommender google.compute.instance.MachineTypeRecommender Resize VM machine types
    Yes
    Cloud Functions minimum instances recommender google.cloudfunctions.PerformanceRecommender Prevent cold starts for deployed functions
    Yes

    Cloud SQL performance recommender

  • MySQL high number of open tables
  • MySQL high number of tables
  • PostgreSQL high transaction id utilization
    		•  google.cloudsql.instance.PerformanceRecommender

    Improve Cloud SQL instance performance

  • MySQL: increase the table open cache size
  • MySQL: manage high number of tables
  • PostgreSQL: prevent transaction ID wraparound
    		•
    Yes
    Cloud SQL underprovisioned recommender google.cloudsql.instance.UnderprovisionedRecommender Optimize underprovisioned Cloud SQL instances
    Yes
    Reliability GKE diagnosis recommender google.container.DiagnosisRecommender Mitigate risks, troubleshoot and optimize your usage of GKE
    Yes
    Service limit (quota) recommender google.resourcemanager.serviceLimit.Recommender Manage service and quota usage to avoid hitting limits
    Yes
    Cloud SQL Reliability recommender google.cloudsql.instance.ReliabilityRecommender Enable High Availability on Cloud SQL Instances
    Yes
    Cloud SQL out-of-disk recommender google.cloudsql.instance.OutOfDiskRecommender Prevent Cloud SQL out-of-disk outage
    Yes
    Change Risk Recommendations google.resourcemanager.project.ChangeRiskRecommender
    google.iam.serviceAccount.ChangeRiskRecommender
    google.iam.policy.ChangeRiskRecommender    		 Reduce risk of misconfigurations
    No
    Recent Change Recommendations google.cloud.RecentChangeRecommender Reduce risk of misconfigurations
    Yes
    Cloud Firestore Reliability recommender google.firestore.database.ReliabilityRecommender

    Improve Cloud Firestore database disaster recovery plan. It has the following subtypes:

  • Enable scheduled backups
  • Enable PITR
    		•
    No
    Manageability Deprecation and Breaking Changes recommender google.cloud.deprecation.GeneralRecommender Prevent service interruptions due to deprecations and breaking changes
    Yes
    Error Reporting notification recommender google.clouderrorreporting.Recommender Receive notifications for errors in your project
    No
    Google Maps Platform project management recommender google.gmp.project.ManagementRecommender Restrict your API keys
    No
    Product suggestion recommender google.logging.productSuggestion.ContainerRecommender Explore more helpful products
    No

    What's next

    • For Cloud Billing account managers, explore the FinOps hub, which uses recommenders to provide cost-optimization recommendations for your Google Cloud resources.

    • For developers and platform administrators, explore the Optimization page in Cloud Hub, which provides summary cost data, utilization data, and cost optimization recommendations for your Google Cloud resources.