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  • Discover
    • What is Che?
    • Architecture overview
      • Server components
        • Che operator
        • DevWorkspace operator
        • Gateway
        • User dashboard
        • Che server
        • Devfile registry
        • Plugin registry
      • User workspaces
    • Supported platforms
    • Common user roles and tasks
  • Install
    • Che installation overview
    • Requirements
      • Supported platforms
      • Calculate Che resource requirements
      • Che scalability
      • Install the chectl management tool
    • Install Che
      • Deploy on OpenShift
        • Install Che on OpenShift using CLI
        • Install Che on OpenShift using the web console
        • Install Che on OpenShift with Keycloak as external identity provider
      • Deploy on Kubernetes
        • Install Che on Microsoft Azure
        • Install Che on Amazon Elastic Kubernetes Service
        • Install Che on the virtual Kubernetes cluster
      • Deploy locally
        • Install Che on Red Hat OpenShift Local
        • Install Che on Minikube
        • Install Che on Minikube with Keycloak as the OIDC provider
      • Deploy in a restricted environment
        • Install Che in a restricted environment
      • Using chectl to configure the CheCluster Custom Resource during installation
      • Find the FQDN
      • Permissions
        • Permissions for CLI installation
        • Permissions for web console installation
    • Verify the Che installation
    • Next steps after installation
    • Uninstall Che
  • User Guide
    • Getting started with Che
      • Starting a workspace from a Git repository URL
        • Optional parameters for the URLs for starting a new workspace
          • URL parameter concatenation
          • URL parameter for the IDE
          • URL parameter for the IDE image
          • URL parameter for starting duplicate workspaces
          • URL parameter for the devfile file name
          • URL parameter for the devfile file path
          • URL parameter for the workspace storage
          • URL parameter for additional remotes
          • URL parameter for a container image
          • URL parameter for a memory limit
          • URL parameter for a CPU limit
          • URL parameter for the existing workspace name
          • URL parameter for the AI provider
      • Starting a workspace from a raw devfile URL
      • Basic actions you can perform on a workspace
      • Restoring workspaces from backups
        • Restoring a workspace from a backup
        • Viewing backups in the dashboard
      • Authenticating to a Git server from a workspace
      • Using the fuse-overlayfs storage driver for Podman and Buildah
        • Accessing /dev/fuse
        • Enabling fuse-overlayfs with a ConfigMap
      • Running containers with kubedock
      • Prevent workspace idling for long-running commands
    • Using Che in team workflow
      • Badge for first-time contributors
      • Reviewing pull and merge requests
      • Try in Web IDE GitHub action
    • Customizing workspace components
    • Introduction to devfile in Che
    • IDEs in workspaces
      • Microsoft Visual Studio Code - Open Source
      • Connecting Visual Studio Code to a Che workspace
      • Defining a common IDE
    • Using AI assistants in workspaces
      • Configuring an AI provider API key
      • Changing the AI tool on a workspace
    • Using credentials and configurations in workspaces
      • Mounting Secrets
        • Creating image pull Secrets
        • Using a Git-provider access token
      • Mounting ConfigMaps
        • Mounting Git configuration
        • Mounting SSH configuration
      • Enabling artifact repositories in a restricted environment
        • Maven
        • Gradle
        • npm
        • Python
        • Go
        • NuGet
    • Requesting persistent storage for workspaces
    • Integrating with Kubernetes
      • Managing workspaces with Kubernetes APIs
      • Automatic Kubernetes token injection
      • Navigating Che from OpenShift Developer Perspective
      • Navigating OpenShift web console from Che
    • Troubleshooting Che
      • Viewing Che workspaces logs
        • Workspace logs in CLI
        • Workspace logs in OpenShift console
        • Language servers and debug adapters logs in the editor
      • Troubleshooting slow workspaces
      • Troubleshooting network problems
      • Troubleshooting webview loading error
  • Upgrade
    • Upgrade Che
      • Choose how updates are applied
      • Approve a pending upgrade in the web console
      • Upgrade Che from the command line
      • Upgrade in an air-gapped environment
      • Update the chectl management tool
      • Fix a duplicate DevWorkspace Operator after a cluster upgrade
  • Secure
    • Security best practices
    • Managing identities and authorizations
      • Configuring cluster roles for Che users
      • Configuring advanced authorization
      • Removing user data in compliance with the GDPR
  • Optimize performance
    • Caching images for faster workspace start
      • Installing Kubernetes Image Puller
        • Installing the Kubernetes Image Puller operator on Kubernetes cluster by using CLI
        • Installing Image Puller on OpenShift using CLI
        • Installing Image Puller on OpenShift by using the web console
      • Configuring Kubernetes Image Puller
        • Configuring Image Puller to pre-pull default Che images
        • Configuring Image Puller to pre-pull custom images
        • Configuring Image Puller to pre-pull additional images
      • Retrieving the default list of images for Kubernetes Image Puller
    • Configuring autoscaling
      • Configuring number of replicas for a Eclipse Che container
      • Configuring machine autoscaling
  • Administration Guide
    • Configuring Che
      • Understanding the CheCluster Custom Resource
        • Using chectl to configure the CheCluster Custom Resource during installation
        • Using the CLI to configure the CheCluster Custom Resource
        • CheCluster Custom Resource fields reference
      • Configuring namespaces
        • Configuring namespace name
        • Provisioning namespaces in advance
        • Configuring a user namespace
        • Configuring direct namespace creation on OpenShift
      • Configuring server components
        • Mounting a Secret or a ConfigMap as a file or an environment variable into a Eclipse Che container
        • Advanced configuration options for Che server
      • Configuring workspaces globally
        • Limiting the number of workspaces that a user can keep
        • Limiting the number of workspaces that all users can run simultaneously
        • Enabling users to run multiple workspaces simultaneously
        • Git with self-signed certificates
        • Configuring workspaces nodeSelector
        • Configuring allowed URLs for Cloud Development Environments
        • Enabling container run capabilities
      • Configuring observability
        • The Woopra telemetry plugin
        • Creating a telemetry plugin
          • Configuring server logging
          • Collecting logs using chectl
        • Monitoring the DevWorkspace Operator
        • Monitoring Che Server
      • Configuring networking
        • Configuring network policies
        • Configuring Che hostname
        • Configuring Che with self-signed certificates
        • Importing untrusted TLS certificates to Che
        • Adding labels and annotations
        • Configuring workspace endpoints base domain
        • Configuring proxy
      • Configuring storage
        • Configuring storage classes
        • Configuring the storage strategy
        • Configuring storage sizes
        • Persistent user home
      • Configuring dashboard
        • Configuring getting started samples
        • Configuring editors definitions
        • Show deprecated editors
        • Configuring default editor
        • Concealing editors
        • Configuring editors download urls
        • Configuring AI providers
          • AI provider API key secret reference
        • Customizing OpenShift Eclipse Che branding images
      • Configuring OAuth for Git providers
        • Configuring OAuth 2.0 for GitHub
        • Configuring OAuth 2.0 for GitLab
        • Configuring OAuth 2.0 for a Bitbucket Server
        • Configuring OAuth 2.0 for the Bitbucket Cloud
        • Configuring OAuth 1.0 for a Bitbucket Server
        • Configuring OAuth 2.0 for Microsoft Azure DevOps Services
      • Configuring fuse-overlayfs
        • Enabling access to for OpenShift version older than 4.15
        • Enabling fuse-overlayfs for all workspaces
      • DevWorkspace backup
        • Integrated OpenShift container registry
        • Regular OCI-compatible registry
    • Managing IDE extensions
      • Extensions for Microsoft Visual Studio Code - Open Source
      • Configure the Open VSX registry URL
      • Deploy Open VSX from source
      • Deploy Open VSX from a workspace
      • Configure internal Open VSX access
      • Delete an extension using the Open VSX API
      • Delete an extension from the PostgreSQL database
    • Configuring Visual Studio Code - Open Source ("Code - OSS")
      • Configuring single and multiroot workspaces
      • Configure trusted extensions for Microsoft Visual Studio Code
      • Configure default extensions
      • Manage extension installation with ConfigMap
      • Applying editor configurations
    • Using the Che server API
    • Extensions
      • OpenShift Connector
        • Features of OpenShift Connector
        • Installing OpenShift Connector in Eclipse Che
        • Authenticating with OpenShift Connector from Eclipse Che
        • Creating Components with OpenShift Connector in Eclipse Che
        • Connecting source code from GitHub to a OpenShift Component
    • Che glossary
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  • Documentation
  • Optimize performance
  • Configuring autoscaling
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Configuring autoscaling

Learn about different aspects of autoscaling for Eclipse Che.

This page is for platform administrators who install, configure, and manage Che on Kubernetes clusters. To learn more about common roles and example tasks referenced in Che documentation, see Common user roles and tasks.

  • Configuring the number of replicas

  • Configuring machine autoscaling

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