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Chapter 5. DM-Multipath
1. Device Mapper Multipathing1.1. New and Changed Features for Ubuntu Server 12.041.1.1. Migration from 0.4.81.2. Overview1.3. Storage Array Overview1.4. DM-Multipath components1.5. DM-Multipath Setup Overview2. Multipath Devices2.1. Multipath Device Identifiers2.2. Consistent Multipath Device Names in a Cluster2.3. Multipath Device attributes2.4. Multipath Devices in Logical Volumes3. Setting up DM-Multipath Overview3.1. Setting Up DM-Multipath3.2. Installing with Multipath Support3.3. Ignoring Local Disks When Generating Multipath Devices3.4. Configuring Storage Devices4. The DM-Multipath Configuration File4.1. Configuration File Overview4.2. Configuration File Blacklist4.2.1. Blacklisting By WWID4.2.2. Blacklisting By Device Name4.2.3. Blacklisting By Device Type4.2.4. Blacklist Exceptions4.3. Configuration File Defaults4.4. Configuration File Multipath Attributes4.5. Configuration File Devices5. DM-Multipath Administration and Troubleshooting5.1. Resizing an Online Multipath Device5.2. Moving root File Systems from a Single Path Device to a Multipath Device5.3. Moving swap File Systems from a Single Path Device to a Multipath Device5.4. The Multipath Daemon5.5. Issues with queue_if_no_path5.6. Multipath Command Output5.7. Multipath Queries with multipath Command5.8. Multipath Command Options5.9. Determining Device Mapper Entries with dmsetup Command5.10. Troubleshooting with the multipathd interactive console