Show Table of Contents Hide Table of Contents English English 日本語 Multi-page HTML Single-page HTML PDF ePub Scalability and performance1. Recommended host practices1.1. Recommended node host practices1.2. Create a KubeletConfig CRD to edit kubelet parameters1.3. Master node sizing1.4. Recommended etcd practices1.5. Additional resources2. Using the Node Tuning Operator2.1. About the Node Tuning Operator2.2. Accessing an example Node Tuning Operator specification2.3. Default profiles set on a cluster2.4. Custom tuning specification2.5. Custom tuning example2.6. Supported Tuned daemon plug-ins3. Using Cluster Loader3.1. Installing Cluster Loader3.2. Running Cluster Loader3.3. Configuring Cluster Loader3.3.1. Example Cluster Loader configuration file3.3.2. Configuration fields3.4. Known issues4. Using CPU Manager4.1. Setting up CPU Manager5. Scaling the Cluster Monitoring Operator5.1. Prometheus database storage requirements5.2. Configuring cluster monitoring6. Planning your environment according to object limits6.1. OpenShift Container Platform cluster limits6.2. How to plan your environment according to cluster limits6.3. How to plan your environment according to application requirements7. Optimizing storage7.1. Available persistent storage options7.2. Recommended configurable storage technology7.2.1. Specific application storage recommendations7.2.2. Other specific application storage recommendations8. Optimizing routing8.1. Baseline router performance8.2. Router performance optimizations9. What huge pages do and how they are consumed by applications9.1. What huge pages do9.2. How huge pages are consumed by apps9.3. Configuring huge pagesLegal Notice Scalability and performance OpenShift Container Platform 4.2Scaling your OpenShift Container Platform 4.2 cluster and tuning performance in production environmentsRed Hat OpenShift Documentation TeamLegal NoticeAbstract This document provides instructions for scaling your cluster and optimizing the performance of your OpenShift Container Platform environment. 1. Recommended host practices Where did the comment section go?Red Hat's documentation publication system recently went through an upgrade to enable speedier, more mobile-friendly content. We decided to re-evaluate our commenting platform to ensure that it meets your expectations and serves as an optimal feedback mechanism. During this redesign, we invite your input on providing feedback on Red Hat documentation via the discussion platform.