Keywords - R

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ramdisk (Filesystem Manager)

· Ramdisks ·

raw device, reading from

· Raw input mode ·

raw input mode

· Raw input mode ·

raw volumes

· Raw volumes ·

See also disks

read operations (Dev)

console screen

· Console-specific functions ·

non-blocking reads

· Device services ·

non-blocking writes

· Device services ·

parameters defining when read request to be satisfied

· Raw input mode ·

raw device

· Raw input mode ·

timed read operations

· Device services ·

read operations (Fsys)

synchronous

· Buffer cache ·

reading directory entries

· Directories · Reading directory entries ·

READY (process state)

· Process states ·

realtime performance

· A word about realtime performance · What is QNX? ·

interrupt latency and

· Interrupt latency ·

scheduling latency and

· Scheduling latency ·

stacked interrupts and

· Stacked interrupts ·

rebooting

signal generated

· Summary of signals ·

Receive() (message-passing primitive)

· Message-passing primitives · Network Manager responsibilities ·

using

· Receive() ·

RECEIVE-blocked (process state)

· Blocked states · Process states ·

recovering your filesystem

· Filesystem recovery ·

rectangle list (Photon)

· Events ·

redirecting

input

· Pipes ·

output

· Pipes ·

regions (Photon)

· A graphical microkernel · Regions ·

regular files

· Regular files · What is a file? ·

extents

· Extents ·

relative pathnames

converting to network pathnames

· Relative pathnames ·

remote execution

· Default network root ·

remote files, accessing

· Network root ·

removing timers

· Removing timers ·

Reply() (message-passing primitive)

· Additional points to remember · Message-passing primitives · Network Manager responsibilities ·

to a remote node

· Sending a message to a remote node ·

using

· Reply() ·

REPLY-blocked (process state)

· Blocked states · Process states ·

reply-driven messaging

· Reply-driven messaging ·

resolving pathnames

· I/O manager prefixes ·

resources

accessing on other machines

· QNX as a network ·

open

· Open control blocks ·

restoring your filesystem

· Filesystem recovery ·

root

block

· Root block ·

default network root

· Current working directory · Default network root ·

directory

special characteristics

· Root directory ·

network root

· Network root ·

super root

· Network root ·

round-robin scheduling (processes)

· Round-robin scheduling ·

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