SUSE Linux Enterprise Server 12

Storage Administration Guide

Provides information about how to manage storage devices on a SUSE Linux Enterprise Server.

Publication date: Feb 19 2015
About This Guide
Available Documentation
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Documentation Conventions
I File Systems and Mounting
1 Overview of File Systems in Linux
1.1 Terminology
1.2 Major File Systems in Linux
1.3 Other Supported File Systems
1.4 Large File Support in Linux
1.5 Linux Kernel Storage Limitations
1.6 Troubleshooting File Systems
1.7 Additional Information
2 Resizing File Systems
2.1 Use Cases
2.2 Guidelines for Resizing
2.3 Changing the Size of a Btrfs File System
2.4 Changing the Size of an XFS File System
2.5 Changing the Size of an Ext2, Ext3, or Ext4 File System
2.6 Changing the Size of a Reiser File System
3 Using UUIDs to Mount Devices
3.1 Persistent Device Names with udev
3.2 Understanding UUIDs
3.3 Additional Information
II Logical Volumes (LVM)
4 LVM Configuration
4.1 Understanding the Logical Volume Manager
4.2 Creating Volume Groups
4.3 Creating Logical Volumes
4.4 Resizing an Existing Volume Group
4.5 Resizing a Logical Volume
4.6 Deleting a Volume Group or a Logical Volume
4.7 Using LVM Commands
4.8 Tagging LVM2 Storage Objects
5 LVM Volume Snapshots
5.1 Understanding Volume Snapshots
5.2 Creating Linux Snapshots with LVM
5.3 Monitoring a Snapshot
5.4 Deleting Linux Snapshots
5.5 Using Snapshots for Virtual Machines on a Virtual Host
5.6 Merging a Snapshot with the Source Logical Volume to Revert Changes or Roll Back to a Previous State
III Software RAID
6 Software RAID Configuration
6.1 Understanding RAID Levels
6.2 Soft RAID Configuration with YaST
6.3 Troubleshooting Software RAIDs
6.4 For More Information
7 Configuring Software RAID 1 for the Root Partition
7.1 Prerequisites for Using a Software RAID 1 Device for the Root Partition
7.2 Setting up the System with a Software RAID 1 Device for the Root (/) Partition
8 Creating Software RAID 10 Devices
8.1 Creating Nested RAID 10 Devices with mdadm
8.2 Creating a Complex RAID 10
9 Creating a Degraded RAID Array
10 Resizing Software RAID Arrays with mdadm
10.1 Increasing the Size of a Software RAID
10.2 Decreasing the Size of a Software RAID
11 Storage Enclosure LED Utilities for MD Software RAIDs
11.1 The Storage Enclosure LED Monitor Service
11.2 The Storage Enclosure LED Control Application
11.3 Additional Information
IV Network Storage
12 iSNS for Linux
12.1 How iSNS Works
12.2 Installing iSNS Server for Linux
12.3 Configuring iSNS Discovery Domains
12.4 Starting the iSNS Service
12.5 For More Information
13 Mass Storage over IP Networks: iSCSI
13.1 Installing the iSCSI LIO Target Server and iSCSI Initiator
13.2 Setting Up an iSCSI LIO Target Server
13.3 Configuring iSCSI Initiator
13.4 Using iSCSI Disks when Installing
13.5 Troubleshooting iSCSI
13.6 iSCSI LIO Target Terminology
13.7 Additional Information
14 Fibre Channel Storage over Ethernet Networks: FCoE
14.1 Configuring FCoE Interfaces during the Installation
14.2 Installing FCoE and the YaST FCoE Client
14.3 Managing FCoE Services with YaST
14.4 Configuring FCoE with Commands
14.5 Managing FCoE Instances with the FCoE Administration Tool
14.6 Additional Information
15 Managing Multipath I/O for Devices
15.1 Understanding Multipath I/O
15.2 Hardware Support
15.3 Planning for Multipathing
15.4 Multipath Management Tools
15.5 Configuring the System for Multipathing
15.6 Creating or Modifying the /etc/multipath.conf File
15.7 Configuring Default Policies for Polling, Queuing, and Failback
15.8 Blacklisting Non-Multipath Devices
15.9 Configuring User-Friendly Names or Alias Names
15.10 Configuring Path Failover Policies and Priorities
15.11 Configuring Multipath I/O for the Root Device
15.12 Using LVM2 on Multipath Devices
15.13 Configuring Multipath I/O for an Existing Software RAID
15.14 Best Practice
15.15 Troubleshooting MPIO
16 Managing Access Control Lists over NFSv4
V Troubleshooting
17 Troubleshooting Storage Issues
A Documentation Updates
A.1 February 2015 (Documentation Maintenance Update)
A.2 October 2014 (Initial Release of SUSE Linux Enterprise Server 12)
B GNU Licenses
B.1 GNU Free Documentation License

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