Jump To Close Expand all Collapse all Table of contents Remediation, fencing, and maintenance Preface 1. About node remediation, fencing, and maintenance Expand section "1. About node remediation, fencing, and maintenance" Collapse section "1. About node remediation, fencing, and maintenance" 1.1. Self Node Remediation 1.2. Machine Health Check 1.3. Node Health Check 1.4. Node Maintenance 2. Using Self Node Remediation Expand section "2. Using Self Node Remediation" Collapse section "2. Using Self Node Remediation" 2.1. About the Self Node Remediation Operator Expand section "2.1. About the Self Node Remediation Operator" Collapse section "2.1. About the Self Node Remediation Operator" 2.1.1. About watchdog devices Expand section "2.1.1. About watchdog devices" Collapse section "2.1.1. About watchdog devices" 2.1.1.1. Understanding Self Node Remediation Operator behavior with watchdog devices 2.2. Control plane fencing 2.3. Installing the Self Node Remediation Operator by using the web console 2.4. Installing the Self Node Remediation Operator by using the CLI 2.5. Configuring the Self Node Remediation Operator Expand section "2.5. Configuring the Self Node Remediation Operator" Collapse section "2.5. Configuring the Self Node Remediation Operator" 2.5.1. Understanding the Self Node Remediation Operator configuration 2.5.2. Understanding the Self Node Remediation Template configuration 2.6. Troubleshooting the Self Node Remediation Operator Expand section "2.6. Troubleshooting the Self Node Remediation Operator" Collapse section "2.6. Troubleshooting the Self Node Remediation Operator" 2.6.1. General troubleshooting 2.6.2. Checking the daemon set 2.6.3. Unsuccessful remediation 2.6.4. Daemon set and other Self Node Remediation Operator resources exist even after uninstalling the Operator 2.7. Gathering data about the Self Node Remediation Operator 2.8. Additional resources 3. Remediating nodes with Machine Health Checks Expand section "3. Remediating nodes with Machine Health Checks" Collapse section "3. Remediating nodes with Machine Health Checks" 3.1. About machine health checks Expand section "3.1. About machine health checks" Collapse section "3.1. About machine health checks" 3.1.1. Limitations when deploying machine health checks 3.2. Configuring machine health checks to use the Self Node Remediation Operator 4. Remediating nodes with Node Health Checks Expand section "4. Remediating nodes with Node Health Checks" Collapse section "4. Remediating nodes with Node Health Checks" 4.1. About the Node Health Check Operator Expand section "4.1. About the Node Health Check Operator" Collapse section "4.1. About the Node Health Check Operator" 4.1.1. Understanding the Node Health Check Operator workflow 4.1.2. About how node health checks prevent conflicts with machine health checks 4.2. Control plane fencing 4.3. Installing the Node Health Check Operator by using the web console 4.4. Installing the Node Health Check Operator by using the CLI 4.5. Creating a node health check 4.6. Gathering data about the Node Health Check Operator 4.7. Additional resources 5. Placing nodes in maintenance mode with Node Maintenance Operator Expand section "5. Placing nodes in maintenance mode with Node Maintenance Operator" Collapse section "5. Placing nodes in maintenance mode with Node Maintenance Operator" 5.1. About the Node Maintenance Operator 5.2. Installing the Node Maintenance Operator Expand section "5.2. Installing the Node Maintenance Operator" Collapse section "5.2. Installing the Node Maintenance Operator" 5.2.1. Installing the Node Maintenance Operator by using the web console 5.2.2. Installing the Node Maintenance Operator by using the CLI 5.3. Setting a node to maintenance mode Expand section "5.3. Setting a node to maintenance mode" Collapse section "5.3. Setting a node to maintenance mode" 5.3.1. Setting a node to maintenance mode by using the web console 5.3.2. Setting a node to maintenance mode by using the CLI 5.3.3. Checking status of current NodeMaintenance CR tasks 5.4. Resuming a node from maintenance mode Expand section "5.4. Resuming a node from maintenance mode" Collapse section "5.4. Resuming a node from maintenance mode" 5.4.1. Resuming a node from maintenance mode by using the web console 5.4.2. Resuming a node from maintenance mode by using the CLI 5.5. Working with bare-metal nodes Expand section "5.5. Working with bare-metal nodes" Collapse section "5.5. Working with bare-metal nodes" 5.5.1. Maintaining bare-metal nodes 5.5.2. Setting a bare-metal node to maintenance mode 5.5.3. Resuming a bare-metal node from maintenance mode 5.6. Gathering data about the Node Maintenance Operator 5.7. Additional resources Legal Notice Settings Close Language: 简体中文 한국어 日本語 English Language: 简体中文 한국어 日本語 English Format: Multi-page Single-page PDF Format: Multi-page Single-page PDF Language and Page Formatting Options Language: 简体中文 한국어 日本語 English Language: 简体中文 한국어 日本語 English Format: Multi-page Single-page PDF Format: Multi-page Single-page PDF Preface Preface Previous Next