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Keywords - R

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ramdisk (Filesystem Manager)

· Ramdisks ·

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raw device, reading from

· Raw input mode ·

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raw input mode

· Raw input mode ·

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raw volumes

· Raw volumes ·

See also disks

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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 ·

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read operations (Fsys)

synchronous

· Buffer cache ·

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reading directory entries

· Directories · Reading directory entries ·

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READY (process state)

· Process states ·

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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 ·

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rebooting

signal generated

· Summary of signals ·

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Receive() (message-passing primitive)

· Message-passing primitives · Network Manager responsibilities ·

using

· Receive() ·

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RECEIVE-blocked (process state)

· Blocked states · Process states ·

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recovering your filesystem

· Filesystem recovery ·

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rectangle list (Photon)

· Events ·

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redirecting

input

· Pipes ·

output

· Pipes ·

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regions (Photon)

· A graphical microkernel · Regions ·

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regular files

· Regular files · What is a file? ·

extents

· Extents ·

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relative pathnames

converting to network pathnames

· Relative pathnames ·

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remote execution

· Default network root ·

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remote files, accessing

· Network root ·

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removing timers

· Removing timers ·

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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() ·

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REPLY-blocked (process state)

· Blocked states · Process states ·

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reply-driven messaging

· Reply-driven messaging ·

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resolving pathnames

· I/O manager prefixes ·

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resources

accessing on other machines

· QNX as a network ·

open

· Open control blocks ·

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restoring your filesystem

· Filesystem recovery ·

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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 ·

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round-robin scheduling (processes)

· Round-robin scheduling ·

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