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Red Hat Enterprise Linux 9 Essentials Book now available.

Purchase a copy of Red Hat Enterprise Linux 9 (RHEL 9) Essentials

Red Hat Enterprise Linux 9 Essentials Print and eBook (PDF) editions contain 34 chapters and 298 pages

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Index

Symbols

'software iSCSI
offload and interface binding
iSCSI, Configuring an iface for Software iSCSI
/boot/ directory, The /boot/ Directory
/dev/disk
persistent naming, Persistent Naming
/dev/shm , Gathering File System Information
/etc/fstab , Converting to an Ext3 File System, Mounting NFS File Systems using /etc/fstab
/etc/fstab file
enabling disk quotas with, Enabling Quotas
/local/directory (client configuration, mounting)
NFS, NFS Client Configuration
/proc
/proc/devices, The /proc Virtual File System
/proc/filesystems, The /proc Virtual File System
/proc/mdstat, The /proc Virtual File System
/proc/mounts, The /proc Virtual File System
/proc/mounts/, The /proc Virtual File System
/proc/partitions, The /proc Virtual File System
/proc/devices
virtual file system (/proc), The /proc Virtual File System
/proc/filesystems
virtual file system (/proc), The /proc Virtual File System
/proc/mdstat
virtual file system (/proc), The /proc Virtual File System
/proc/mounts
virtual file system (/proc), The /proc Virtual File System
/proc/mounts/
virtual file system (/proc), The /proc Virtual File System
/proc/partitions
virtual file system (/proc), The /proc Virtual File System
/remote/export (client configuration, mounting)
NFS, NFS Client Configuration

A

Access Control Lists (see ACLs)
ACLs
access ACLs, Setting Access ACLs
additional resources, References
archiving with, Archiving File Systems With ACLs
default ACLs, Setting Default ACLs
getfacl , Retrieving ACLs
mounting file systems with, Mounting File Systems
mounting NFS shares with, NFS
on ext3 file systems, Access Control Lists
retrieving, Retrieving ACLs
setfacl , Setting Access ACLs
setting
access ACLs, Setting Access ACLs
with Samba, Access Control Lists
adding a new volume group
LVM, Adding a New Volume Group
adding paths to a storage device, Adding a Storage Device or Path
adding/removing
LUN (logical unit number), Adding/Removing a Logical Unit Through rescan-scsi-bus.sh
advanced path
storage considerations during installation, Updates to Storage Configuration During Installation
advanced RAID device creation
RAID, Advanced RAID Device Creation
allocation features
ext4, The Ext4 File System
XFS, The XFS File System
Anaconda support
RAID, RAID Support in the Installer
API, fibre channel, Fibre Channel API
API, iSCSI, iSCSI API
ATA standards
I/O alignment and size, ATA
auto-partitioning and /home
storage considerations during installation, Updates to Storage Configuration During Installation
autofs , autofs, autofs Configuration
(see also NFS)
autofs version 5
NFS, Improvements in autofs Version 5 over Version 4

B

backup/restoration
XFS, Backup and Restoration of XFS File Systems
basic path
storage considerations during installation, Updates to Storage Configuration During Installation
battery-backed write caches
write barriers, Battery-Backed Write Caches
bcull (cache cull limits settings)
FS-Cache, Setting Cache Cull Limits
binding/unbinding an iface to a portal
offload and interface binding
iSCSI, Binding/Unbinding an iface to a Portal
block device ioctls (userspace access)
I/O alignment and size, Block Device ioctls
blocked device, verifying
fibre channel
modifying link loss behavior, Fibre Channel
brun (cache cull limits settings)
FS-Cache, Setting Cache Cull Limits
bstop (cache cull limits settings)
FS-Cache, Setting Cache Cull Limits

C

cache back-end
FS-Cache, FS-Cache
cache cull limits
FS-Cache, Setting Cache Cull Limits
cache limitations with NFS
FS-Cache, Cache Limitations With NFS
cache setup
FS-Cache, Setting Up a Cache
cache sharing
FS-Cache, Cache Sharing
cachefiles
FS-Cache, FS-Cache
cachefilesd
FS-Cache, Setting Up a Cache
caching, file system
overview, File System Caching (Technology Preview)
CCW, channel command word
storage considerations during installation, DASD and zFCP Devices on IBM System Z
changing dev_loss_tmo
fibre channel
modifying link loss behavior, Fibre Channel
channel command word (CCW)
storage considerations during installation, DASD and zFCP Devices on IBM System Z
coherency data
FS-Cache, FS-Cache
command timer (SCSI)
Linux SCSI layer, Command Timer
configuration
discovery
iSCSI, iSCSI Discovery Configuration
configuring a tftp service for diskless clients
diskless systems, Configuring a tftp Service for Diskless Clients
configuring an ethernet interface to use FCoE
FCoE, Configuring a Fibre-Channel Over Ethernet Interface
configuring DHCP for diskless clients
diskless systems, Configuring DHCP for Diskless Clients
configuring RAID sets
RAID, Configuring RAID Sets
controlling SCSI command timer and device status
Linux SCSI layer, Controlling the SCSI Command Timer and Device Status
creating
ext4, Creating an Ext4 File System
XFS, Creating an XFS File System
cumulative mode (xfsrestore)
XFS, xfsrestore Cumulative Mode

D

DASD and zFCP devices on IBM System z
storage considerations during installation, DASD and zFCP Devices on IBM System Z
debugfs (other ext4 file system utilities)
ext4, Other Ext4 File System Utilities
deployment
solid state disks, Deployment Considerations
deployment guidelines
solid state disks, Solid-State Disk Deployment Guidelines
determining remote port states
fibre channel
modifying link loss behavior, Fibre Channel
dev directory, The /dev/ Directory
device status
Linux SCSI layer, Device States
device-mapper multipathing, DM-Multipath
devices, removing, Removing a Storage Device
dev_loss_tmo
fibre channel
modifying link loss behavior, Fibre Channel
fibre channel API, Fibre Channel API
dev_loss_tmo, changing
fibre channel
modifying link loss behavior, Fibre Channel
df , Gathering File System Information
DHCP, configuring
diskless systems, Configuring DHCP for Diskless Clients
DIF/DIX-enabled block devices
storage considerations during installation, Block Devices with DIF/DIX Enabled
direct map support (autofs version 5)
NFS, Improvements in autofs Version 5 over Version 4
directories
/boot/ , The /boot/ Directory
/dev/ , The /dev/ Directory
/etc/ , The /etc/ Directory
/lib/ , The /lib/ Directory
/media/ , The /media/ Directory
/mnt/ , The /mnt/ Directory
/opt/ , The /opt/ Directory
/proc/ , The /proc/ Directory
/sbin/ , The /sbin/ Directory
/srv/ , The /srv/ Directory
/sys/ , The /sys/ Directory
/usr/ , The /usr/ Directory
/var/ , The /var/ Directory
dirty logs (repairing XFS file systems)
XFS, Repairing an XFS File System
disabling NOP-Outs
iSCSI configuration, iSCSI Root
disabling write caches
write barriers, Disabling Write Caches
discovery
iSCSI, iSCSI Discovery Configuration
disk quotas, Disk Quotas
additional resources, References
assigning per file system, Setting the Grace Period for Soft Limits
assigning per group, Assigning Quotas per Group
assigning per user, Assigning Quotas per User
disabling, Enabling and Disabling
enabling, Configuring Disk Quotas, Enabling and Disabling
/etc/fstab, modifying, Enabling Quotas
creating quota files, Creating the Quota Database Files
quotacheck, running, Creating the Quota Database Files
grace period, Assigning Quotas per User
hard limit, Assigning Quotas per User
management of, Managing Disk Quotas
quotacheck command, using to check, Keeping Quotas Accurate
reporting, Reporting on Disk Quotas
soft limit, Assigning Quotas per User
disk storage (see disk quotas)
parted (see parted )
diskless systems
DHCP, configuring, Configuring DHCP for Diskless Clients
exported file systems, Configuring an Exported File System for Diskless Clients
network booting service, Setting Up A Remote Diskless System
remote diskless systems, Setting Up A Remote Diskless System
required packages, Setting Up A Remote Diskless System
tftp service, configuring, Configuring a tftp Service for Diskless Clients
dm-multipath
iSCSI configuration, iSCSI Settings With dm-multipath
dmraid
RAID, dmraid
dmraid (configuring RAID sets)
RAID, dmraid
documentation
LVM, References
drivers (native), fibre channel, Native Fibre Channel Drivers and Capabilities
du , Gathering File System Information
dump levels
XFS, Backup and Restoration of XFS File Systems

E

e2fsck , Reverting to an Ext2 File System
e2image (other ext4 file system utilities)
ext4, Other Ext4 File System Utilities
e2label
ext4, Other Ext4 File System Utilities
e2label (other ext4 file system utilities)
ext4, Other Ext4 File System Utilities
ecryptfs
overview, File System Encryption (Technology Preview)
eCryptfs
file system types, Encrypted File System
mount settings for encrypted file systems, Mounting a File System as Encrypted
mounting, Mounting a File System as Encrypted
mounting a file system as encrypted, Mounting a File System as Encrypted
editing a logical volume
LVM, Editing a Logical Volume
enablind/disabling
write barriers, Enabling/Disabling Write Barriers
encrypted file system
mount settings for encrypted file systems, Mounting a File System as Encrypted
mounting, Mounting a File System as Encrypted
mounting a file system as encrypted, Mounting a File System as Encrypted
encryption, file system
overview, File System Encryption (Technology Preview)
enhanced LDAP support (autofs version 5)
NFS, Improvements in autofs Version 5 over Version 4
entries, device mapper table, Updating the Size of Your Multipath Device
error messages
write barriers, Enabling/Disabling Write Barriers
etc directory, The /etc/ Directory
expert mode (xfs_quota)
XFS, XFS Quota Management
exported file systems
diskless systems, Configuring an Exported File System for Diskless Clients
ext2
reverting from ext3, Reverting to an Ext2 File System
ext3
converting from ext2, Converting to an Ext3 File System
creating, Creating an Ext3 File System
features, The Ext3 File System
ext4
allocation features, The Ext4 File System
creating, Creating an Ext4 File System
debugfs (other ext4 file system utilities), Other Ext4 File System Utilities
e2image (other ext4 file system utilities), Other Ext4 File System Utilities
e2label, Other Ext4 File System Utilities
e2label (other ext4 file system utilities), Other Ext4 File System Utilities
file system types, The Ext4 File System
fsync(), The Ext4 File System
main features, The Ext4 File System
mkfs.ext4, Creating an Ext4 File System
mounting, Mounting an Ext4 File System
nobarrier mount option, Mounting an Ext4 File System
other file system utilities, Other Ext4 File System Utilities
quota (other ext4 file system utilities), Other Ext4 File System Utilities
resize2fs (resizing ext4), Resizing an Ext4 File System
resizing, Resizing an Ext4 File System
stride (specifying stripe geometry), Creating an Ext4 File System
stripe geometry, Creating an Ext4 File System
stripe-width (specifying stripe geometry), Creating an Ext4 File System
tune2fs (mounting), Mounting an Ext4 File System
write barriers, Mounting an Ext4 File System
extending a volume group
LVM, Extending a Volume Group
extents, migration of
LVM, Migrating Extents

F

fast_io_fail_tmo
fibre channel API, Fibre Channel API
FCoE
configuring an ethernet interface to use FCoE, Configuring a Fibre-Channel Over Ethernet Interface
fibre channel over ethernet, Configuring a Fibre-Channel Over Ethernet Interface
required packages, Configuring a Fibre-Channel Over Ethernet Interface
storage considerations during installation, Updates to Storage Configuration During Installation
fcull (cache cull limits settings)
FS-Cache, Setting Cache Cull Limits
feedback
contact information for this manual, We Need Feedback!
FHS, Overview of File System Hierarchy Standard (FHS), FHS Organization
(see also file system)
fibre channel
online storage, Fibre Channel
fibre channel API, Fibre Channel API
fibre channel drivers (native), Native Fibre Channel Drivers and Capabilities
fibre channel over ethernet
FCoE, Configuring a Fibre-Channel Over Ethernet Interface
fibre-channel over ethernet
storage considerations during installation, Updates to Storage Configuration During Installation
file system
FHS standard, FHS Organization
hierarchy, Overview of File System Hierarchy Standard (FHS)
organization, FHS Organization
structure, File System Structure
file system caching
overview, File System Caching (Technology Preview)
file system encryption
overview, File System Encryption (Technology Preview)
file system types
encrypted file system, Encrypted File System
ext4, The Ext4 File System
GFS2, Global File System 2
XFS, The XFS File System
file systems, Gathering File System Information
ext2 (see ext2)
ext3 (see ext3)
file systems, overview of supported types
storage considerations during installation, Overview of Supported File Systems
frun (cache cull limits settings)
FS-Cache, Setting Cache Cull Limits
fs-cache
overview, File System Caching (Technology Preview)
FS-Cache
bcull (cache cull limits settings), Setting Cache Cull Limits
brun (cache cull limits settings), Setting Cache Cull Limits
bstop (cache cull limits settings), Setting Cache Cull Limits
cache back-end, FS-Cache
cache cull limits, Setting Cache Cull Limits
cache sharing, Cache Sharing
cachefiles, FS-Cache
cachefilesd, Setting Up a Cache
coherency data, FS-Cache
fcull (cache cull limits settings), Setting Cache Cull Limits
frun (cache cull limits settings), Setting Cache Cull Limits
fstop (cache cull limits settings), Setting Cache Cull Limits
indexing keys, FS-Cache
NFS (cache limitations with), Cache Limitations With NFS
NFS (using with), Using the Cache With NFS
performance guarantee, Performance Guarantee
setting up a cache, Setting Up a Cache
statistical information (tracking), Statistical Information
tune2fs (setting up a cache), Setting Up a Cache
fstop (cache cull limits settings)
FS-Cache, Setting Cache Cull Limits
fsync()
ext4, The Ext4 File System
XFS, The XFS File System

G

getfacl , Retrieving ACLs
GFS2
file system types, Global File System 2
gfs2.ko, Global File System 2
maximum size, Global File System 2
GFS2 file system maximum size, Global File System 2
gfs2.ko
GFS2, Global File System 2
Global File System 2
file system types, Global File System 2
gfs2.ko, Global File System 2
maximum size, Global File System 2
gquota/gqnoenforce
XFS, XFS Quota Management

H

Hardware RAID (see RAID)
hardware RAID controller drivers
RAID, Linux Hardware RAID controller drivers
help
getting help, Do You Need Help?
hierarchy, file system, Overview of File System Hierarchy Standard (FHS)
high-end arrays
write barriers, High-End Arrays
host
fibre channel API, Fibre Channel API
how write barriers work
write barriers, How Write Barriers Work

I

I/O alignment and size, Storage I/O Alignment and Size
ATA standards, ATA
block device ioctls (userspace access), Block Device ioctls
Linux I/O stack, Storage I/O Alignment and Size
logical_block_size, Userspace Access
LVM, Logical Volume Manager
READ CAPACITY(16), SCSI
SCSI standards, SCSI
stacking I/O parameters, Stacking I/O Parameters
storage access parameters, Parameters for Storage Access
sysfs interface (userspace access), sysfs Interface
tools (for partitioning and other file system functions), Partition and File System Tools
userspace access, Userspace Access
I/O limit processing
overview, I/O Limit Processing
I/O parameters stacking
I/O alignment and size, Stacking I/O Parameters
I/O scheduler (tuning)
solid state disks, I/O Scheduler
iface (configuring for iSCSI offload)
offload and interface binding
iSCSI, Configuring an iface for iSCSI Offload
iface binding/unbinding
offload and interface binding
iSCSI, Binding/Unbinding an iface to a Portal
iface configurations, viewing
offload and interface binding
iSCSI, Viewing Available iface Configurations
iface for software iSCSI
offload and interface binding
iSCSI, Configuring an iface for Software iSCSI
iface settings
offload and interface binding
iSCSI, Viewing Available iface Configurations
importance of write barriers
write barriers, Importance of Write Barriers
increasing file system size
XFS, Increasing the Size of an XFS File System
indexing keys
FS-Cache, FS-Cache
initiator implementations
offload and interface binding
iSCSI, Viewing Available iface Configurations
inode64 mount option
XFS, Mounting an XFS File System
installation storage configurations
advanced path, Updates to Storage Configuration During Installation
auto-partitioning and /home, Updates to Storage Configuration During Installation
basic path, Updates to Storage Configuration During Installation
channel command word (CCW), DASD and zFCP Devices on IBM System Z
DASD and zFCP devices on IBM System z, DASD and zFCP Devices on IBM System Z
DIF/DIX-enabled block devices, Block Devices with DIF/DIX Enabled
fibre-channel over ethernet, Updates to Storage Configuration During Installation
file systems, overview of supported types, Overview of Supported File Systems
iSCSI detection and configuration, iSCSI Detection and Configuration
LUKS/dm-crypt, encrypting block devices using, Encrypting Block Devices Using LUKS
separate partitions (for /home, /opt, /usr/local), Separate Partitions for /home, /opt, /usr/local
stale BIOS RAID metadata, Stale BIOS RAID Metadata
storage device filter interface, Updates to Storage Configuration During Installation
updates, Storage Considerations During Installation
what's new, Storage Considerations During Installation
installer support
RAID, RAID Support in the Installer
interactive operation (xfsrestore)
XFS, Interactive Operation
interconnects (scanning)
iSCSI, Scanning iSCSI Interconnects
introduction, Overview
iSCSI
discovery, iSCSI Discovery Configuration
configuration, iSCSI Discovery Configuration
record types, iSCSI Discovery Configuration
offload and interface binding, Configuring iSCSI Offload and Interface Binding
binding/unbinding an iface to a portal, Binding/Unbinding an iface to a Portal
iface (configuring for iSCSI offload), Configuring an iface for iSCSI Offload
iface configurations, viewing, Viewing Available iface Configurations
iface for software iSCSI, Configuring an iface for Software iSCSI
iface settings, Viewing Available iface Configurations
initiator implementations, Viewing Available iface Configurations
offload iSCSI (initiator implementations), Viewing Available iface Configurations
software iSCSI, Configuring an iface for Software iSCSI
software iSCSI (initiator implementations), Viewing Available iface Configurations
viewing available iface configurations, Viewing Available iface Configurations
scanning interconnects, Scanning iSCSI Interconnects
software iSCSI, Configuring an iface for Software iSCSI
targets, Logging In to an iSCSI Target
logging in, Logging In to an iSCSI Target
iSCSI API, iSCSI API
iSCSI detection and configuration
storage considerations during installation, iSCSI Detection and Configuration
iSCSI logical unit, resizing, Resizing an iSCSI Logical Unit
iSCSI root
iSCSI configuration, iSCSI Root
issue_lip
fibre channel API, Fibre Channel API

K

known issues
adding/removing
LUN (logical unit number), Known Issues With rescan-scsi-bus.sh

L

lazy mount/unmount support (autofs version 5)
NFS, Improvements in autofs Version 5 over Version 4
levels
RAID, RAID Levels and Linear Support
lib directory, The /lib/ Directory
limit (xfs_quota expert mode)
XFS, XFS Quota Management
linear RAID
RAID, RAID Levels and Linear Support
Linux I/O stack
I/O alignment and size, Storage I/O Alignment and Size
logging in
iSCSI targets, Logging In to an iSCSI Target
logical volume, LVM (Logical Volume Manager)
logical volume, editing a
LVM, Editing a Logical Volume
logical volumes, LVM (Logical Volume Manager)
logical_block_size
I/O alignment and size, Userspace Access
LUKS/dm-crypt, encrypting block devices using
storage considerations during installation, Encrypting Block Devices Using LUKS
LUN (logical unit number)
adding/removing, Adding/Removing a Logical Unit Through rescan-scsi-bus.sh
known issues, Known Issues With rescan-scsi-bus.sh
required packages, Adding/Removing a Logical Unit Through rescan-scsi-bus.sh
rescan-scsi-bus.sh, Adding/Removing a Logical Unit Through rescan-scsi-bus.sh
LVM, LVM (Logical Volume Manager)
adding a new volume group, Adding a New Volume Group
additional resources, References
documentation, References
editing a logical volume, Editing a Logical Volume
explanation of, LVM (Logical Volume Manager)
extending a volume group, Extending a Volume Group
extents, migration of, Migrating Extents
I/O alignment and size, Logical Volume Manager
logical volume, LVM (Logical Volume Manager)
logical volume, editing a, Editing a Logical Volume
logical volumes, LVM (Logical Volume Manager)
migrating extents, Migrating Extents
new hard disk, adding a, Adding a New Hard Disk Using LVM
physical volume, LVM (Logical Volume Manager)
system-config-lvm, Using system-config-lvm
unallocated volumes, Utilizing Uninitialized Entities
uninitialized entries, Utilizing Uninitialized Entities
LVM2
explanation of, What is LVM2?

M

main features
ext4, The Ext4 File System
XFS, The XFS File System
maximum size
GFS2, Global File System 2
maximum size, GFS2 file system, Global File System 2
mdadm (configuring RAID sets)
RAID, mdadm
mdraid
RAID, mdraid
media directory, The /media/ Directory
migrating extents
LVM, Migrating Extents
mirroring
RAID, RAID Levels and Linear Support
mkfs , Formatting and Labeling the Partition
mkfs.ext4
ext4, Creating an Ext4 File System
mkfs.xfs
XFS, Creating an XFS File System
mkpart , Making the Partition
mnt directory, The /mnt/ Directory
modifying link loss behavior, Modifying Link Loss Behavior
fibre channel, Fibre Channel
mount (client configuration)
NFS, NFS Client Configuration
mount settings for encrypted file systems
encrypted file system, Mounting a File System as Encrypted
mounting
encrypted file system, Mounting a File System as Encrypted
ext4, Mounting an Ext4 File System
XFS, Mounting an XFS File System
mounting a file system as encrypted
encrypted file system, Mounting a File System as Encrypted
multiple master map entries per autofs mount point (autofs version 5)
NFS, Improvements in autofs Version 5 over Version 4

N

native fibre channel drivers, Native Fibre Channel Drivers and Capabilities
network booting service
diskless systems, Setting Up A Remote Diskless System
Network File System (see NFS)
new hard disk, adding a
LVM, Adding a New Hard Disk Using LVM
NFS
/etc/fstab , Mounting NFS File Systems using /etc/fstab
/local/directory (client configuration, mounting), NFS Client Configuration
/remote/export (client configuration, mounting), NFS Client Configuration
additional resources, References
installed documentation, Installed Documentation
related books, Related Books
useful websites, Useful Websites
autofs
augmenting, Overriding or Augmenting Site Configuration Files
configuration, autofs Configuration
LDAP, Using LDAP to Store Automounter Maps
autofs version 5, Improvements in autofs Version 5 over Version 4
client
autofs , autofs
configuration, NFS Client Configuration
mount options, Common NFS Mount Options
condrestart, Starting and Stopping NFS
configuration with firewall, Running NFS Behind a Firewall
direct map support (autofs version 5), Improvements in autofs Version 5 over Version 4
enhanced LDAP support (autofs version 5), Improvements in autofs Version 5 over Version 4
FS-Cache, Using the Cache With NFS
hostname formats, Hostname Formats
how it works, How It Works
introducing, Network File System (NFS)
lazy mount/unmount support (autofs version 5), Improvements in autofs Version 5 over Version 4
mount (client configuration), NFS Client Configuration
multiple master map entries per autofs mount point (autofs version 5), Improvements in autofs Version 5 over Version 4
options (client configuration, mounting), NFS Client Configuration
over TCP, Using NFS over TCP
overriding/augmenting site configuration files (autofs), autofs Configuration
proper nsswitch configuration (autofs version 5), use of, Improvements in autofs Version 5 over Version 4
reloading, Starting and Stopping NFS
required services, Required Services
restarting, Starting and Stopping NFS
rfc2307bis (autofs), Using LDAP to Store Automounter Maps
rpcbind , NFS and rpcbind
security, Securing NFS
file permissions, File Permissions
NFSv2/NFSv3 host access, Host Access in NFSv2 or NFSv3
NFSv4 host access, Host Access in NFSv4
server (client configuration, mounting), NFS Client Configuration
server configuration, NFS Server Configuration
/etc/exports , The /etc/exports Configuration File
exportfs command, The exportfs Command
exportfs command with NFSv4, Using exportfs with NFSv4
starting, Starting and Stopping NFS
status, Starting and Stopping NFS
stopping, Starting and Stopping NFS
storing automounter maps, using LDAP to store (autofs), Overriding or Augmenting Site Configuration Files
TCP, How It Works
TCP, using NFS over, Using NFS over TCP
troubleshooting NFS and rpcbind, Troubleshooting NFS and rpcbind
UDP, How It Works
write barriers, NFS
NFS (cache limitations with)
FS-Cache, Cache Limitations With NFS
NFS (using with)
FS-Cache, Using the Cache With NFS
nobarrier mount option
ext4, Mounting an Ext4 File System
XFS, Write Barriers
NOP-Out requests
modifying link loss
iSCSI configuration, NOP-Out Interval/Timeout
NOP-Outs (disabling)
iSCSI configuration, iSCSI Root

O

offline status
Linux SCSI layer, Controlling the SCSI Command Timer and Device Status
offload and interface binding
iSCSI, Configuring iSCSI Offload and Interface Binding
offload iSCSI (initiator implementations)
offload and interface binding
iSCSI, Viewing Available iface Configurations
online storage
fibre channel, Fibre Channel
overview, Online Storage Management
sysfs, Online Storage Management
troubleshooting, Troubleshooting
opt directory, The /opt/ Directory
options (client configuration, mounting)
NFS, NFS Client Configuration
other file system utilities
ext4, Other Ext4 File System Utilities
overriding/augmenting site configuration files (autofs)
NFS, autofs Configuration
overview, Overview
caching, file system, File System Caching (Technology Preview)
ecryptfs, File System Encryption (Technology Preview)
encryption, file system, File System Encryption (Technology Preview)
file system caching, File System Caching (Technology Preview)
file system encryption, File System Encryption (Technology Preview)
fs-cache, File System Caching (Technology Preview)
I/O limit processing, I/O Limit Processing
online storage, Online Storage Management
technology preview, File System Encryption (Technology Preview)

P

parameters for storage access
I/O alignment and size, Parameters for Storage Access
parity
RAID, RAID Levels and Linear Support
parted , Partitions
creating partitions, Creating a Partition
overview, Partitions
removing partitions, Removing a Partition
resizing partitions, Resizing a Partition
selecting device, Viewing the Partition Table
table of commands, Partitions
viewing partition table, Viewing the Partition Table
partition table
viewing, Viewing the Partition Table
partitions
creating, Creating a Partition
formatting
mkfs , Formatting and Labeling the Partition
making
mkpart , Making the Partition
removing, Removing a Partition
resizing, Resizing a Partition
viewing list, Viewing the Partition Table
path to storage devices, adding, Adding a Storage Device or Path
path to storage devices, removing, Removing a Path to a Storage Device
performance guarantee
FS-Cache, Performance Guarantee
persistent naming, Persistent Naming
physical volume, LVM (Logical Volume Manager)
port states (remote), determining
fibre channel
modifying link loss behavior, Fibre Channel
pquota/pqnoenforce
XFS, XFS Quota Management
proc directory, The /proc/ Directory
processing, I/O limit
overview, I/O Limit Processing
project limits (setting)
XFS, Setting Project Limits
proper nsswitch configuration (autofs version 5), use of
NFS, Improvements in autofs Version 5 over Version 4

Q

queue_if_no_path
iSCSI configuration, iSCSI Settings With dm-multipath
modifying link loss
iSCSI configuration, replacement_timeout
quota (other ext4 file system utilities)
ext4, Other Ext4 File System Utilities
quota management
XFS, XFS Quota Management
quotacheck , Creating the Quota Database Files
quotacheck command
checking quota accuracy with, Keeping Quotas Accurate
quotaoff , Enabling and Disabling
quotaon , Enabling and Disabling

R

RAID
advanced RAID device creation, Advanced RAID Device Creation
Anaconda support, RAID Support in the Installer
configuring RAID sets, Configuring RAID Sets
dmraid, dmraid
dmraid (configuring RAID sets), dmraid
explanation of, What is RAID?
Hardware RAID, RAID Types
hardware RAID controller drivers, Linux Hardware RAID controller drivers
installer support, RAID Support in the Installer
level 0, RAID Levels and Linear Support
level 1, RAID Levels and Linear Support
level 4, RAID Levels and Linear Support
level 5, RAID Levels and Linear Support
levels, RAID Levels and Linear Support
linear RAID, RAID Levels and Linear Support
mdadm (configuring RAID sets), mdadm
mdraid, mdraid
mirroring, RAID Levels and Linear Support
parity, RAID Levels and Linear Support
reasons to use, Who Should Use RAID?
Software RAID, RAID Types
striping, RAID Levels and Linear Support
subsystems of RAID, Linux RAID Subsystems
READ CAPACITY(16)
I/O alignment and size, SCSI
record types
discovery
iSCSI, iSCSI Discovery Configuration
Red Hat Enterprise Linux-specific file locations
/etc/sysconfig/ , Special Red Hat Enterprise Linux File Locations
(see also sysconfig directory)
/var/cache/yum , Special Red Hat Enterprise Linux File Locations
/var/lib/rpm/ , Special Red Hat Enterprise Linux File Locations
remote diskless systems
diskless systems, Setting Up A Remote Diskless System
remote port
fibre channel API, Fibre Channel API
remote port states, determining
fibre channel
modifying link loss behavior, Fibre Channel
remove_on_dev_loss
fibre channel
modifying link loss behavior, Fibre Channel: remove_on_dev_loss
removing devices, Removing a Storage Device
removing paths to a storage device, Removing a Path to a Storage Device
repairing file system
XFS, Repairing an XFS File System
repairing XFS file systems with dirty logs
XFS, Repairing an XFS File System
replacement_timeout
modifying link loss
iSCSI configuration, SCSI Error Handler, replacement_timeout
replacement_timeoutM
iSCSI configuration, iSCSI Root
report (xfs_quota expert mode)
XFS, XFS Quota Management
required packages
adding/removing
LUN (logical unit number), Adding/Removing a Logical Unit Through rescan-scsi-bus.sh
diskless systems, Setting Up A Remote Diskless System
FCoE, Configuring a Fibre-Channel Over Ethernet Interface
rescan-scsi-bus.sh
adding/removing
LUN (logical unit number), Adding/Removing a Logical Unit Through rescan-scsi-bus.sh
resize2fs , Reverting to an Ext2 File System
resize2fs (resizing ext4)
ext4, Resizing an Ext4 File System
resized logical units, resizing, Resizing an Online Logical Unit
resizing
ext4, Resizing an Ext4 File System
resizing an iSCSI logical unit, Resizing an iSCSI Logical Unit
resizing multipath device
resizing online resized logical units, Updating the Size of Your Multipath Device
resizing resized logical units, Resizing an Online Logical Unit
restoring a backup
XFS, Backup and Restoration of XFS File Systems
rfc2307bis (autofs)
NFS, Using LDAP to Store Automounter Maps
rpcbind , NFS and rpcbind
(see also NFS)
NFS, Troubleshooting NFS and rpcbind
rpcinfo, Troubleshooting NFS and rpcbind
status, Starting and Stopping NFS
rpcinfo, Troubleshooting NFS and rpcbind
running sessions, retrieving information about
iSCSI API, iSCSI API
running status
Linux SCSI layer, Controlling the SCSI Command Timer and Device Status

S

sbin directory, The /sbin/ Directory
scanning interconnects
iSCSI, Scanning iSCSI Interconnects
scanning storage interconnects, Scanning Storage Interconnects
SCSI command timer
Linux SCSI layer, Command Timer
SCSI Error Handler
modifying link loss
iSCSI configuration, SCSI Error Handler
SCSI standards
I/O alignment and size, SCSI
separate partitions (for /home, /opt, /usr/local)
storage considerations during installation, Separate Partitions for /home, /opt, /usr/local
server (client configuration, mounting)
NFS, NFS Client Configuration
setfacl , Setting Access ACLs
setting up a cache
FS-Cache, Setting Up a Cache
simple mode (xfsrestore)
XFS, xfsrestore Simple Mode
software iSCSI
iSCSI, Configuring an iface for Software iSCSI
software iSCSI (initiator implementations)
offload and interface binding
iSCSI, Viewing Available iface Configurations
Software RAID (see RAID)
solid state disks
deployment, Deployment Considerations
deployment guidelines, Solid-State Disk Deployment Guidelines
I/O scheduler (tuning), I/O Scheduler
SSD, Solid-State Disk Deployment Guidelines
swap (tuning), Swap
throughput classes, Solid-State Disk Deployment Guidelines
TRIM command, Solid-State Disk Deployment Guidelines
tuning, Tuning Considerations
virtual memory (tuning), Virtual Memory
specific session timeouts, configuring
iSCSI configuration, Configuring Timeouts for a Specific Session
srv directory, The /srv/ Directory
SSD
solid state disks, Solid-State Disk Deployment Guidelines
stacking I/O parameters
I/O alignment and size, Stacking I/O Parameters
stale BIOS RAID metadata
storage considerations during installation, Stale BIOS RAID Metadata
star , Archiving File Systems With ACLs
statistical information (tracking)
FS-Cache, Statistical Information
storage access parameters
I/O alignment and size, Parameters for Storage Access
storage considerations during installation
advanced path, Updates to Storage Configuration During Installation
auto-partitioning and /home, Updates to Storage Configuration During Installation
basic path, Updates to Storage Configuration During Installation
channel command word (CCW), DASD and zFCP Devices on IBM System Z
DASD and zFCP devices on IBM System z, DASD and zFCP Devices on IBM System Z
DIF/DIX-enabled block devices, Block Devices with DIF/DIX Enabled
fibre-channel over ethernet (FCoE), Updates to Storage Configuration During Installation
file systems, overview of supported types, Overview of Supported File Systems
iSCSI detection and configuration, iSCSI Detection and Configuration
LUKS/dm-crypt, encrypting block devices using, Encrypting Block Devices Using LUKS
separate partitions (for /home, /opt, /usr/local), Separate Partitions for /home, /opt, /usr/local
stale BIOS RAID metadata, Stale BIOS RAID Metadata
storage device filter interface, Updates to Storage Configuration During Installation
updates, Storage Considerations During Installation
what's new, Storage Considerations During Installation
storage device filter interface
storage considerations during installation, Updates to Storage Configuration During Installation
storage interconnects, scanning, Scanning Storage Interconnects
storing automounter maps, using LDAP to store (autofs)
NFS, Overriding or Augmenting Site Configuration Files
stride (specifying stripe geometry)
ext4, Creating an Ext4 File System
stripe geometry
ext4, Creating an Ext4 File System
stripe-width (specifying stripe geometry)
ext4, Creating an Ext4 File System
striping
RAID, RAID Levels and Linear Support
RAID fundamentals, What is RAID?
su (mkfs.xfs sub-options)
XFS, Creating an XFS File System
subsystems of RAID
RAID, Linux RAID Subsystems
suspending
XFS, Suspending an XFS File System
sw (mkfs.xfs sub-options)
XFS, Creating an XFS File System
swap (tuning)
solid state disks, Swap
swap space, Swap Space
creating, Adding Swap Space
expanding, Adding Swap Space
explanation of, What is Swap Space?
file
creating, Creating a Swap File, Removing a Swap File
LVM2
creating, Creating an LVM2 Logical Volume for Swap
extending, Extending Swap on an LVM2 Logical Volume
reducing, Reducing Swap on an LVM2 Logical Volume
removing, Removing an LVM2 Logical Volume for Swap
moving, Moving Swap Space
recommended size, What is Swap Space?
removing, Removing Swap Space
symbolic links in /dev/disk
persistent naming, Persistent Naming
sys directory, The /sys/ Directory
sysconfig directory, Special Red Hat Enterprise Linux File Locations
sysfs
overview
online storage, Online Storage Management
sysfs interface (userspace access)
I/O alignment and size, sysfs Interface
system information
file systems, Gathering File System Information
/dev/shm , Gathering File System Information

T

targets
iSCSI, Logging In to an iSCSI Target
TCP, using NFS over
NFS, Using NFS over TCP
technology preview
overview, File System Encryption (Technology Preview)
tftp service, configuring
diskless systems, Configuring a tftp Service for Diskless Clients
throughput classes
solid state disks, Solid-State Disk Deployment Guidelines
timeouts for a specific session, configuring
iSCSI configuration, Configuring Timeouts for a Specific Session
tools (for partitioning and other file system functions)
I/O alignment and size, Partition and File System Tools
tracking statistical information
FS-Cache, Statistical Information
transport
fibre channel API, Fibre Channel API
TRIM command
solid state disks, Solid-State Disk Deployment Guidelines
troubleshooting
online storage, Troubleshooting
troubleshooting NFS and rpcbind
NFS, Troubleshooting NFS and rpcbind
tune2fs
converting to ext3 with, Converting to an Ext3 File System
reverting to ext2 with, Reverting to an Ext2 File System
tune2fs (mounting)
ext4, Mounting an Ext4 File System
tune2fs (setting up a cache)
FS-Cache, Setting Up a Cache
tuning
solid state disks, Tuning Considerations

U

udev
persistent naming, WWID
udev rule (timeout)
command timer (SCSI), Command Timer
unallocated volumes
LVM, Utilizing Uninitialized Entities
uninitialized entries
LVM, Utilizing Uninitialized Entities
Universally Unique Identifier (UUID)
persistent naming, UUID and Other Persistent Identifiers
updates
storage considerations during installation, Storage Considerations During Installation
uquota/uqnoenforce
XFS, XFS Quota Management
userspace access
I/O alignment and size, Userspace Access
userspace API files
fibre channel API, Fibre Channel API
usr directory, The /usr/ Directory
UUID
persistent naming, UUID and Other Persistent Identifiers

V

var directory, The /var/ Directory
var/lib/rpm/ directory, Special Red Hat Enterprise Linux File Locations
var/spool/up2date/ directory, Special Red Hat Enterprise Linux File Locations
verifying if a device is blocked
fibre channel
modifying link loss behavior, Fibre Channel
version
what is new
autofs, Improvements in autofs Version 5 over Version 4
viewing available iface configurations
offload and interface binding
iSCSI, Viewing Available iface Configurations
virtual file system (/proc)
/proc/devices, The /proc Virtual File System
/proc/filesystems, The /proc Virtual File System
/proc/mdstat, The /proc Virtual File System
/proc/mounts, The /proc Virtual File System
/proc/mounts/, The /proc Virtual File System
/proc/partitions, The /proc Virtual File System
virtual memory (tuning)
solid state disks, Virtual Memory
virtual storage, Virtual Storage
volume group, LVM (Logical Volume Manager)

W

what's new
storage considerations during installation, Storage Considerations During Installation
World Wide Identifier (WWID)
persistent naming, WWID
write barriers
battery-backed write caches, Battery-Backed Write Caches
definition, Write Barriers
disabling write caches, Disabling Write Caches
enablind/disabling, Enabling/Disabling Write Barriers
error messages, Enabling/Disabling Write Barriers
ext4, Mounting an Ext4 File System
high-end arrays, High-End Arrays
how write barriers work, How Write Barriers Work
importance of write barriers, Importance of Write Barriers
NFS, NFS
XFS, Write Barriers
write caches, disabling
write barriers, Disabling Write Caches
WWID
persistent naming, WWID

X

XFS
allocation features, The XFS File System
backup/restoration, Backup and Restoration of XFS File Systems
creating, Creating an XFS File System
cumulative mode (xfsrestore), xfsrestore Cumulative Mode
dump levels, Backup and Restoration of XFS File Systems
expert mode (xfs_quota), XFS Quota Management
file system types, The XFS File System
fsync(), The XFS File System
gquota/gqnoenforce, XFS Quota Management
increasing file system size, Increasing the Size of an XFS File System
inode64 mount option, Mounting an XFS File System
interactive operation (xfsrestore), Interactive Operation
limit (xfs_quota expert mode), XFS Quota Management
main features, The XFS File System
mkfs.xfs, Creating an XFS File System
mounting, Mounting an XFS File System
nobarrier mount option, Write Barriers
pquota/pqnoenforce, XFS Quota Management
project limits (setting), Setting Project Limits
quota management, XFS Quota Management
repairing file system, Repairing an XFS File System
repairing XFS file systems with dirty logs, Repairing an XFS File System
report (xfs_quota expert mode), XFS Quota Management
simple mode (xfsrestore), xfsrestore Simple Mode
su (mkfs.xfs sub-options), Creating an XFS File System
suspending, Suspending an XFS File System
sw (mkfs.xfs sub-options), Creating an XFS File System
uquota/uqnoenforce, XFS Quota Management
write barriers, Write Barriers
xfsdump, Backup and Restoration of XFS File Systems
xfsprogs, Suspending an XFS File System
xfsrestore, Backup and Restoration of XFS File Systems
xfs_admin, Other XFS File System Utilities
xfs_bmap, Other XFS File System Utilities
xfs_copy, Other XFS File System Utilities
xfs_db, Other XFS File System Utilities
xfs_freeze, Suspending an XFS File System
xfs_fsr, Other XFS File System Utilities
xfs_growfs, Increasing the Size of an XFS File System
xfs_info, Other XFS File System Utilities
xfs_mdrestore, Other XFS File System Utilities
xfs_metadump, Other XFS File System Utilities
xfs_quota, XFS Quota Management
xfs_repair, Repairing an XFS File System
xfsdump
XFS, Backup and Restoration of XFS File Systems
xfsprogs
XFS, Suspending an XFS File System
xfsrestore
XFS, Backup and Restoration of XFS File Systems
xfs_admin
XFS, Other XFS File System Utilities
xfs_bmap
XFS, Other XFS File System Utilities
xfs_copy
XFS, Other XFS File System Utilities
xfs_db
XFS, Other XFS File System Utilities
xfs_freeze
XFS, Suspending an XFS File System
xfs_fsr
XFS, Other XFS File System Utilities
xfs_growfs
XFS, Increasing the Size of an XFS File System
xfs_info
XFS, Other XFS File System Utilities
xfs_mdrestore
XFS, Other XFS File System Utilities
xfs_metadump
XFS, Other XFS File System Utilities
xfs_quota
XFS, XFS Quota Management
xfs_repair
XFS, Repairing an XFS File System

  
 
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