Jump To Close Expand all Collapse all Table of contents Red Hat Ceph Administration Guide Preface 1. Ceph Process Management Expand section "1. Ceph Process Management" Collapse section "1. Ceph Process Management" 1.1. Running Ceph with sysvinit Expand section "1.1. Running Ceph with sysvinit" Collapse section "1.1. Running Ceph with sysvinit" 1.1.1. Starting all Daemons 1.1.2. Stopping all Daemons 1.1.3. Starting all Daemons by Type 1.1.4. Stopping all Daemons by Type 1.1.5. Starting a Daemon 1.1.6. Stopping a Daemon 1.2. Running Ceph with Upstart Expand section "1.2. Running Ceph with Upstart" Collapse section "1.2. Running Ceph with Upstart" 1.2.1. Starting all Daemons 1.2.2. Stopping all Daemons 1.2.3. Starting all Daemons by Type 1.2.4. Stopping all Daemons by Type 1.2.5. Starting a Daemon 1.2.6. Stopping a Daemon 1.3. Running Ceph as a Service Expand section "1.3. Running Ceph as a Service" Collapse section "1.3. Running Ceph as a Service" 1.3.1. Starting all Daemons 1.3.2. Stopping all Daemons 1.3.3. Starting all Daemons by Type 1.3.4. Stopping all Daemons by Type 1.3.5. Starting a Daemon 1.3.6. Stopping a Daemon I. Monitoring Ceph Expand section "I. Monitoring Ceph" Collapse section "I. Monitoring Ceph" 2. High Level Monitoring Expand section "2. High Level Monitoring" Collapse section "2. High Level Monitoring" 2.1. Interactive Mode 2.2. Checking Cluster Health 2.3. Watching a Cluster 2.4. Checking a Cluster’s Usage Stats 2.5. Checking a Cluster’s Status 2.6. Checking Monitor Status 2.7. Using the Admin Socket 2.8. Checking OSD Status 3. Low-Level Monitoring Expand section "3. Low-Level Monitoring" Collapse section "3. Low-Level Monitoring" 3.1. PG Sets 3.2. Peering 3.3. Monitoring Placement Group States Expand section "3.3. Monitoring Placement Group States" Collapse section "3.3. Monitoring Placement Group States" 3.3.1. Creating 3.3.2. Peering 3.3.3. Active 3.3.4. Clean 3.3.5. Degraded 3.3.6. Recovering 3.3.7. Back Filling 3.3.8. Remapped 3.3.9. Stale 3.4. Identifying Troubled PGs 3.5. Finding an Object Location II. Ceph Overrides Expand section "II. Ceph Overrides" Collapse section "II. Ceph Overrides" 4. Setting/Unsetting Overrides 5. Use Cases III. User Management Expand section "III. User Management" Collapse section "III. User Management" 6. Background Expand section "6. Background" Collapse section "6. Background" 6.1. User 6.2. Authorization (Capabilities) 6.3. Pool 6.4. Namespace 7. Managing Users Expand section "7. Managing Users" Collapse section "7. Managing Users" 7.1. List Users 7.2. Get a User 7.3. Add a User 7.4. Modify User Capabilities 7.5. Delete a User 7.6. Print a User’s Key 7.7. Import a User(s) 8. Keyring Management Expand section "8. Keyring Management" Collapse section "8. Keyring Management" 8.1. Create a Keyring 8.2. Add a User to a Keyring 8.3. Create a User 8.4. Modify a User 9. Command Line Usage 10. Limitations IV. Managing Cluster Size Expand section "IV. Managing Cluster Size" Collapse section "IV. Managing Cluster Size" 11. Add a Monitor Expand section "11. Add a Monitor" Collapse section "11. Add a Monitor" 11.1. Host Configuration 11.2. ceph-deploy 11.3. manual 12. Remove a Monitor Expand section "12. Remove a Monitor" Collapse section "12. Remove a Monitor" 12.1. ceph-deploy 12.2. manual 12.3. Removing Monitors from an Unhealthy Cluster 13. Add an OSD Expand section "13. Add an OSD" Collapse section "13. Add an OSD" 13.1. ceph-deploy 13.2. manual Expand section "13.2. manual" Collapse section "13.2. manual" 13.2.1. Starting the OSD 13.2.2. Observe the Data Migration 14. Connect OSD Hosts to Calamari 15. Removing OSDs (Manual) Expand section "15. Removing OSDs (Manual)" Collapse section "15. Removing OSDs (Manual)" 15.1. Take the OSD out of the Cluster 15.2. Observe the Data Migration 15.3. Stopping the OSD 15.4. Removing the OSD V. Performance Counters Expand section "V. Performance Counters" Collapse section "V. Performance Counters" 16. Overview 17. Access Expand section "17. Access" Collapse section "17. Access" 17.1. Schema 17.2. Dump Expand section "17.2. Dump" Collapse section "17.2. Dump" 17.2.1. Average Count and Sum 17.2.2. Monitor Metrics Description Tables 17.2.3. OSD Metrics Description Tables Legal Notice Settings Close Language: English Format: Multi-page Single-page PDF Format: Multi-page Single-page PDF Language and Page Formatting Options Language: English Format: Multi-page Single-page PDF Format: Multi-page Single-page PDF Red Hat Training A Red Hat training course is available for Red Hat Ceph Storage Part V. Performance Counters Previous Next