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SUSE Linux Enterprise Server 11 SP4

Storage Administration Guide

Publication Date: 2015-05-12
About This Guide
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 Managing Devices with the YaST Partitioner
1.7 Additional Information
2 What’s New for Storage in SLES 11
2.1 What’s New in SLES 11 SP4
2.2 What’s New in SLES 11 SP3
2.3 What’s New in SLES 11 SP2
2.4 What’s New in SLES 11 SP1
2.5 What’s New in SLES 11
3 Planning a Storage Solution
3.1 Partitioning Devices
3.2 Multipath Support
3.3 Software RAID Support
3.4 File System Snapshots
3.5 Backup and Antivirus Support
4 LVM Configuration
4.1 Understanding the Logical Volume Manager
4.2 Creating LVM Partitions
4.3 Creating Volume Groups
4.4 Configuring Physical Volumes
4.5 Configuring Logical Volumes
4.6 Automatically Activating Non-Root LVM Volume Groups
4.7 Tagging LVM2 Storage Objects
4.8 Resizing a Volume Group
4.9 Resizing a Logical Volume with YaST
4.10 Resizing a Logical Volume with Commands
4.11 Deleting a Volume Group
4.12 Deleting an LVM Partition (Physical Volume)
4.13 Using LVM Commands
5 Resizing File Systems
5.1 Guidelines for Resizing
5.2 Increasing the Size of an Ext2, Ext3, or Ext4 File System
5.3 Increasing the Size of a Reiser File System
5.4 Decreasing the Size of an Ext2 or Ext3 File System
5.5 Decreasing the Size of a Reiser File System
6 Using UUIDs to Mount Devices
6.1 Naming Devices with udev
6.2 Understanding UUIDs
6.3 Using UUIDs in the Boot Loader and /etc/fstab File (x86)
6.4 Using UUIDs in the Boot Loader and /etc/fstab File (IA64)
6.5 Additional Information
7 Managing Multipath I/O for Devices
7.1 Understanding Multipath I/O
7.2 Planning for Multipathing
7.3 Multipath Management Tools
7.4 Configuring the System for Multipathing
7.5 Enabling and Starting Multipath I/O Services
7.6 Creating or Modifying the /etc/multipath.conf File
7.7 Configuring Default Policies for Polling, Queueing, and Failback
7.8 Blacklisting Non-Multipath Devices
7.9 Configuring User-Friendly Names or Alias Names
7.10 Configuring Default Settings for zSeries Devices
7.11 Configuring Path Failover Policies and Priorities
7.12 Configuring Multipath I/O for the Root Device
7.13 Configuring Multipath I/O for an Existing Software RAID
7.14 Scanning for New Devices without Rebooting
7.15 Scanning for New Partitioned Devices without Rebooting
7.16 Viewing Multipath I/O Status
7.17 Managing I/O in Error Situations
7.18 Resolving Stalled I/O
7.19 Troubleshooting MPIO
7.20 What’s Next
8 Software RAID Configuration
8.1 Understanding RAID Levels
8.2 Soft RAID Configuration with YaST
8.3 Troubleshooting Software RAIDs
8.4 For More Information
9 Configuring Software RAID1 for the Root Partition
9.1 Prerequisites for Using a Software RAID1 Device for the Root Partition
9.2 Enabling iSCSI Initiator Support at Install Time
9.3 Enabling Multipath I/O Support at Install Time
9.4 Creating a Software RAID1 Device for the Root (/) Partition
10 Managing Software RAIDs 6 and 10 with mdadm
10.1 Creating a RAID 6
10.2 Creating Nested RAID 10 Devices with mdadm
10.3 Creating a Complex RAID 10
10.4 Creating a Degraded RAID Array
11 Resizing Software RAID Arrays with mdadm
11.1 Understanding the Resizing Process
11.2 Increasing the Size of a Software RAID
11.3 Decreasing the Size of a Software RAID
12 Storage Enclosure LED Utilities for MD Software RAIDs
12.1 Supported LED Management Protocols
12.2 Supported Storage Enclosure Systems
12.3 Storage Enclosure LED Monitor Service (ledmon(8))
12.4 Storage Enclosure LED Control Application (ledctl(8))
12.5 Enclosure LED Utilities Configuration File (ledctl.conf(5))
12.6 Additional Information
13 iSNS for Linux
13.1 How iSNS Works
13.2 Installing iSNS Server for Linux
13.3 Configuring iSNS Discovery Domains
13.4 Starting iSNS
13.5 Stopping iSNS
13.6 For More Information
14 Mass Storage over IP Networks: iSCSI
14.1 Installing iSCSI Target and Initiator
14.2 Setting Up an iSCSI Target
14.3 Configuring iSCSI Initiator
14.4 Using iSCSI Disks when Installing
14.5 Troubleshooting iSCSI
14.6 Additional Information
15 Mass Storage over IP Networks: iSCSI LIO Target Server
15.1 Installing the iSCSI LIO Target Server Software
15.2 Starting the iSCSI LIO Target Service
15.3 Configuring Authentication for Discovery of iSCSI LIO Targets and Clients
15.4 Preparing the Storage Space
15.5 Setting Up an iSCSI LIO Target Group
15.6 Modifying an iSCSI LIO Target Group
15.7 Deleting an iSCSI LIO Target Group
15.8 Troubleshooting iSCSI LIO Target Server
15.9 iSCSI LIO Target Terminology
16 Fibre Channel Storage over Ethernet Networks: FCoE
16.1 Installing FCoE and the YaST FCoE Client
16.2 Configuring FCoE Interfaces during the Installation
16.3 Managing FCoE Services with YaST
16.4 Configuring FCoE with Commands
16.5 Managing FCoE Instances with the FCoE Administration Tool
16.6 Setting Up Partitions for an FCoE Initiator Disk
16.7 Creating a File System on an FCoE Initiator Disk
16.8 Additional Information
17 LVM Volume Snapshots
17.1 Understanding Volume Snapshots
17.2 Creating Linux Snapshots with LVM
17.3 Monitoring a Snapshot
17.4 Deleting Linux Snapshots
17.5 Using Snapshots for Virtual Machines on a Virtual Host
17.6 Merging a Snapshot with the Source Logical Volume to Revert Changes or Roll Back to a Previous State
18 Managing Access Control Lists over NFSv4
19 Troubleshooting Storage Issues
19.1 Is DM-MPIO Available for the Boot Partition?
19.2 Btrfs Error: No space is left on device
19.3 Issues for Multipath I/O
19.4 Issues for Software RAIDs
19.5 Issues for iSCSI
19.6 Issues for iSCSI LIO Target
A GNU Licenses
A.1 GNU General Public License
A.2 GNU Free Documentation License
B Documentation Updates
B.1 May 12, 2015
B.2 December 16, 2013
B.3 November 4, 2013
B.4 October 14, 2013
B.5 October 4, 2013
B.6 June 2013 (SLES 11 SP3)
B.7 March 19, 2013
B.8 March 11, 2013
B.9 February 8, 2013
B.10 January 8, 2013
B.11 November 14, 2012
B.12 October 29, 2012
B.13 October 19, 2012
B.14 September 28, 2012
B.15 April 12, 2012
B.16 February 27, 2012 (SLES 11 SP2)
B.17 July 12, 2011
B.18 June 14, 2011
B.19 May 5, 2011
B.20 January 2011
B.21 September 16, 2010
B.22 June 21, 2010
B.23 May 2010 (SLES 11 SP1)
B.24 February 23, 2010
B.25 December 1, 2009
B.26 October 20, 2009
B.27 August 3, 2009
B.28 June 22, 2009
B.29 May 21, 2009

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