Index

Symbols

/etc/multipath.conf package, Setting Up DM Multipath

A

active/active configuration

definition, Overview of DM Multipath
illustration, Overview of DM Multipath

active/passive configuration

definition, Overview of DM Multipath
illustration, Overview of DM Multipath

alias parameter , Multipaths Device Configuration Attributes

configuration file, Multipath Device Identifiers

alias_prefix parameter, Configuration File Devices

all_devs parameter, Configuration File Devices

all_tg_pt parameter, Configuration File Defaults, Configuration File Devices

B

blacklist

configuration file, Configuration File Blacklist
default devices, Blacklisting By Device Name
device name, Blacklisting By Device Name
device protocol, Blacklisting By Device Protocol (Red Hat Enterprise Linux 7.6 and Later)
device type, Blacklisting By Device Type
udev property, Blacklisting By udev Property (Red Hat Enterprise Linux 7.5 and Later)
WWID, Blacklisting by WWID

blacklist_exceptions section

multipath.conf file, Blacklist Exceptions

C

checker_timeout parameter, Configuration File Defaults

configuration file

alias parameter, Multipaths Device Configuration Attributes
alias_prefix parameter, Configuration File Devices
all_devs parameter, Configuration File Devices
all_tg_pt parameter, Configuration File Defaults, Configuration File Devices
blacklist, Configuration File Blacklist
checker_timeout parameter, Configuration File Defaults
config_dir parameter, Configuration File Defaults
deferred_remove parameter, Configuration File Defaults, Multipaths Device Configuration Attributes, Configuration File Devices
delay_wait_checks parameter, Configuration File Defaults, Multipaths Device Configuration Attributes, Configuration File Devices
delay_watch_checks parameter, Configuration File Defaults, Multipaths Device Configuration Attributes, Configuration File Devices
detect_path_checker parameter, Configuration File Defaults, Configuration File Devices
detect_prio parameter, Configuration File Defaults, Multipaths Device Configuration Attributes
dev_loss_tmo parameter, Configuration File Defaults, Configuration File Devices
disable_changed_wwids parameter, Configuration File Defaults
failback parameter, Configuration File Defaults, Multipaths Device Configuration Attributes, Configuration File Devices
fast_io_fail_tmo parameter, Configuration File Defaults, Configuration File Devices
features parameter, Configuration File Defaults, Multipaths Device Configuration Attributes, Configuration File Devices
flush_on_last_del parameter, Configuration File Defaults, Multipaths Device Configuration Attributes, Configuration File Devices
force_sync parameter, Configuration File Defaults
hardware_handler parameter, Configuration File Devices
hw_string_match parameter, Configuration File Defaults
ignore_new_boot_devs parameter, Configuration File Defaults
log_checker_err parameter, Configuration File Defaults
max_fds parameter, Configuration File Defaults
max_sectors_kb parameter, Configuration File Defaults, Multipaths Device Configuration Attributes, Configuration File Devices
new_bindings_in_boot parameter, Configuration File Defaults
no_path_retry parameter, Configuration File Defaults, Multipaths Device Configuration Attributes, Configuration File Devices
overview, Configuration File Overview
path_checker parameter, Configuration File Defaults, Configuration File Devices
path_grouping_policy parameter, Configuration File Defaults, Multipaths Device Configuration Attributes, Configuration File Devices
path_selector parameter, Configuration File Defaults, Multipaths Device Configuration Attributes, Configuration File Devices
polling-interval parameter, Configuration File Defaults
prio parameter, Configuration File Defaults, Configuration File Devices
prkeys_file parameter, Configuration File Defaults, Multipaths Device Configuration Attributes
product parameter, Configuration File Devices
product_blacklist parameter, Configuration File Devices
queue_without_daemon parameter, Configuration File Defaults
reassign_maps parameter, Configuration File Defaults
remove_retries parameter, Configuration File Defaults
retain_attached_hw_handler parameter, Configuration File Defaults, Multipaths Device Configuration Attributes
retrigger_delay parameter, Configuration File Defaults
retrigger_tries parameter, Configuration File Defaults
revision parameter, Configuration File Devices
rr_min_io parameter, Configuration File Defaults, Multipaths Device Configuration Attributes
rr_weight parameter, Configuration File Defaults, Multipaths Device Configuration Attributes, Configuration File Devices
skip_kpartx parameter, Configuration File Defaults, Multipaths Device Configuration Attributes, Configuration File Devices
uid_attribute parameter, Configuration File Defaults, Configuration File Devices
user_friendly_names parameter, Configuration File Defaults, Multipaths Device Configuration Attributes, Configuration File Devices
vendor parameter, Configuration File Devices
verbosity parameter, Configuration File Defaults
wwid parameter, Multipaths Device Configuration Attributes

configuring

DM Multipath, Setting Up DM Multipath

config_dir parameter, Configuration File Defaults

D

defaults section

multipath.conf file, Configuration File Defaults

deferred_remove parameter, Configuration File Defaults, Multipaths Device Configuration Attributes, Configuration File Devices

delay_wait_checks parameter, Configuration File Defaults, Multipaths Device Configuration Attributes, Configuration File Devices

delay_watch_checks parameter, Configuration File Defaults, Multipaths Device Configuration Attributes, Configuration File Devices

detect_path_checker parameter, Configuration File Defaults, Configuration File Devices

detect_prio parameter, Configuration File Defaults, Multipaths Device Configuration Attributes

dev/mapper directory, Multipath Device Identifiers

device name, Multipath Device Identifiers

device-mapper-multipath package, Setting Up DM Multipath

devices

adding, Configuring Storage Devices, Configuration File Devices

devices section

multipath.conf file, Configuration File Devices

dev_loss_tmo parameter, Configuration File Defaults, Configuration File Devices

disable_changed_wwids parameter, Configuration File Defaults

DM Multipath

and LVM, Multipath Devices in Logical Volumes
components, DM Multipath Components
configuration file, The DM Multipath Configuration File
configuring, Setting Up DM Multipath
definition, Device Mapper Multipathing
device name, Multipath Device Identifiers
devices, Multipath Devices
failover, Overview of DM Multipath
overview, Overview of DM Multipath
redundancy, Overview of DM Multipath
setup, Setting Up DM Multipath
setup, overview, DM Multipath Setup Overview

dm-n devices, Multipath Device Identifiers

dmsetup command, determining device mapper entries, Determining Device Mapper Entries with the dmsetup Command

dm_multipath kernel module , DM Multipath Components

F

failback parameter, Configuration File Defaults, Multipaths Device Configuration Attributes, Configuration File Devices
failover, Overview of DM Multipath
fast_io_fail_tmo parameter, Configuration File Defaults, Configuration File Devices
features parameter, Configuration File Defaults, Multipaths Device Configuration Attributes, Configuration File Devices
features, new and changed, New and Changed Features
flush_on_last_del parameter, Configuration File Defaults, Multipaths Device Configuration Attributes, Configuration File Devices
force_sync parameter, Configuration File Defaults

H

hardware_handler parameter, Configuration File Devices
hw_string_match parameter, Configuration File Defaults

I

ignore_new_boot_devs parameter, Configuration File Defaults

initramfs

starting multipath, Setting Up Multipathing in the initramfs File System

K

kpartx command , DM Multipath Components

L

local disks, ignoring, Ignoring Local Disks when Generating Multipath Devices

log_checker_err parameter, Configuration File Defaults

LVM physical volumes

multipath devices, Multipath Devices in Logical Volumes

lvm.conf file , Multipath Devices in Logical Volumes

M

max_fds parameter, Configuration File Defaults

max_sectors_kb parameter, Configuration File Defaults, Multipaths Device Configuration Attributes, Configuration File Devices

mpathconf command , DM Multipath Components

multipath command , DM Multipath Components

options, Multipath Command Options
output, Multipath Command Output
queries, Multipath Queries with multipath Command

multipath daemon (multipathd), The Multipath Daemon

multipath devices, Multipath Devices

logical volumes, Multipath Devices in Logical Volumes
LVM physical volumes, Multipath Devices in Logical Volumes

Multipath Helper, Automatic Configuration File Generation with Multipath Helper

multipath.conf file, Storage Array Support, The DM Multipath Configuration File

blacklist_exceptions section, Blacklist Exceptions
defaults section, Configuration File Defaults
devices section, Configuration File Devices
multipaths section, Multipaths Device Configuration Attributes

multipathd

command, Troubleshooting with the multipathd Interactive Console
interactive console, Troubleshooting with the multipathd Interactive Console

multipathd daemon , DM Multipath Components

multipathd start command, Setting Up DM Multipath

multipathed root file system, Moving root File Systems from a Single Path Device to a Multipath Device

multipathed swap file system, Moving swap File Systems from a Single Path Device to a Multipath Device

multipaths section

multipath.conf file, Multipaths Device Configuration Attributes

N

new_bindings_in_boot parameter, Configuration File Defaults
no_path_retry parameter, Configuration File Defaults, Multipaths Device Configuration Attributes, Configuration File Devices

O

overview

features, new and changed, New and Changed Features

P

path_checker parameter, Configuration File Defaults, Configuration File Devices
path_grouping_policy parameter, Configuration File Defaults, Multipaths Device Configuration Attributes, Configuration File Devices
path_selector parameter, Configuration File Defaults, Multipaths Device Configuration Attributes, Configuration File Devices
polling_interval parameter, Configuration File Defaults
prio parameter, Configuration File Defaults, Configuration File Devices
prkeys_file parameter, Configuration File Defaults, Multipaths Device Configuration Attributes
product parameter, Configuration File Devices
product_blacklist parameter, Configuration File Devices

Q

queue_without_daemon parameter, Configuration File Defaults

R

reassign_maps parameter, Configuration File Defaults
remove_retries parameter, Configuration File Defaults
resizing a multipath device, Resizing an Online Multipath Device
retain_attached_hw_handler parameter, Configuration File Defaults, Multipaths Device Configuration Attributes
retrigger_delay parameter, Configuration File Defaults
retrigger_tries parameter, Configuration File Defaults
revision parameter, Configuration File Devices
root file system, Moving root File Systems from a Single Path Device to a Multipath Device
rr_min_io parameter, Configuration File Defaults, Multipaths Device Configuration Attributes
rr_weight parameter, Configuration File Defaults, Multipaths Device Configuration Attributes, Configuration File Devices

S

setup

DM Multipath, Setting Up DM Multipath

skip_kpartxr parameter, Configuration File Defaults, Multipaths Device Configuration Attributes, Configuration File Devices

storage array support, Storage Array Support

storage arrays

adding, Configuring Storage Devices, Configuration File Devices

swap file system, Moving swap File Systems from a Single Path Device to a Multipath Device

U

uid_attribute parameter, Configuration File Defaults, Configuration File Devices
user_friendly_names parameter , Multipath Device Identifiers, Configuration File Defaults, Multipaths Device Configuration Attributes, Configuration File Devices

V

vendor parameter, Configuration File Devices
verbosity parameter, Configuration File Defaults

W

World Wide Identifier (WWID), Multipath Device Identifiers
wwid parameter, Multipaths Device Configuration Attributes

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