---

Keywords - S

---

· ! · 0 · A · B · C · D · E · F · G · H · I · J · K · L · M · N · O · P · Q · R · S · T · U · V · W · X · Y · Z ·

---

scheduling

· When scheduling decisions are made ·

adaptive method

· Adaptive scheduling ·

client-driven method

· Client-driven priority ·

FIFO method

· FIFO scheduling ·

latency

· Scheduling latency ·

method

determining

· Scheduling methods ·

setting

· Scheduling methods ·

priorities

· Process priorities ·

round-robin method

· Round-robin scheduling ·

---

seek points

· Open control blocks ·

---

SEMAPHORE-blocked (process state)

· Process states ·

---

semaphores

· IPC via semaphores ·

---

Send() (message-passing primitive)

· Message-passing primitives · Network Manager responsibilities ·

to a remote node

· Sending a message to a remote node ·

using

· Send() ·

---

SEND-blocked (process state)

· Blocked states · Process states ·

---

sensitivity bitmask (Photon)

· Regions ·

---

serial

channels

managing

· Serial devices ·

devices

· Serial devices ·

ports

seeing which ports are available

· Serial devices ·

---

servers

· Client-driven priority · Reply-driven messaging · Signals and messages ·

---

services, handled by QNX processes

· System processes ·

---

session leader

signal generated upon death

· Summary of signals ·

---

setgid

· File access ·

---

setuid

· File access ·

---

shutdown (utility)

signal generated

· Summary of signals ·

---

signal handlers

· Blocking signals · Catching signals · Receiving signals ·

---

SIGNAL-blocked (process state)

· Process states ·

---

signals

blocking delivery

· Blocking signals ·

catching

· Catching signals ·

default actions

· Receiving signals ·

defining signal processing

· Defining signal processing ·

delivery of

· Generating signals · Receiving signals ·

effect when process is

REPLY-blocked

· Signals and messages ·

SIGNAL-blocked

· Signals and messages ·

generating

· Generating signals ·

ignoring signals, effects of

· Receiving signals ·

messages and

· Signals and messages ·

order of delivery

· Receiving signals ·

pending

· Receiving signals ·

processes setting signals on themselves

· Generating signals ·

processes, effects of signals on

· Receiving signals ·

purpose of

· Interprocess communication · IPC via signals ·

receiving

· Receiving signals ·

---

single-computer model

· Single-computer model ·

---

slay (utility)

· Generating signals ·

---

SMB

filesystem

· SMB filesystem ·

protocol

· SMB ·

---

SMBfsys

· SMB ·

---

software interrupt

See signals

---

spawn()

· spawn() ·

---

stacked interrupts

· Stacked interrupts ·

---

super root

· Network root ·

---

symbolic links

· Symbolic links · What is a file? ·

cd command and

· A note about cd ·

creating

· Symbolic links ·

querying

· Symbolic links ·

removing

· Symbolic links ·

---

symbolic names (of processes)

· Process symbolic names ·

---

synchronizing processes via message passing

· Process synchronization ·

---

system consoles

· The QNX console ·

---

system managers

· System processes ·

similarity to user-written processes

· System processes vs. user-written processes ·

---

· ! · 0 · A · B · C · D · E · F · G · H · I · J · K · L · M · N · O · P · Q · R · S · T · U · V · W · X · Y · Z ·

---