Linux shutdown & reboot & poweroff All In One

Linux shutdown & reboot & poweroff All In One

Raspberry Pi

# shutdown
# -h,  --halt
$ sudo shutdown -h now

$ sudo shutdown now

$ sudo reboot

$ sudo poweroff

man shutdown

$ man shutdown > man-shutdown.md

$ cat man-shutdown.md

demos

# SSH
$ ssh pi@raspberrypi.local

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Apache

https://www.cyberciti.biz/faq/star-stop-restart-apache2-webserver/

macOS Intel CPUs

Intel(R) Core(TM) i7-8750H CPU @ 2.20GHz

$ node ./os-module.mjs
os.arch() = x64
os.cpus().length = 12
os.cpus()[0] = {
  model: 'Intel(R) Core(TM) i7-8750H CPU @ 2.20GHz',
  speed: 2200,
  times: { user: 3276490, nice: 0, sys: 2014940, idle: 30180650, irq: 0 }
}
os.hostname() = xgqfrms-mbp.local
os.platform() = darwin
os.userInfo() = {
  uid: 501,
  gid: 20,
  username: 'xgqfrms-mbp',
  homedir: '/Users/xgqfrms-mbp',
  shell: '/bin/zsh'
}
os.version() = Darwin Kernel Version 21.4.0: Mon Feb 21 20:34:37 PST 2022; root:xnu-8020.101.4~2/RELEASE_X86_64

os.arch() = arm64
os.cpus().length = 4
os.cpus()[0] = {
  model: 'Cortex-A53',
  speed: 1200,
  times: { user: 8540, nice: 0, sys: 9780, idle: 1002810, irq: 0 }
}
os.hostname() = raspberrypi
os.platform() = linux
os.userInfo() = {
  uid: 1000,
  gid: 1000,
  username: 'pi',
  homedir: '/home/pi',
  shell: '/bin/bash'
}
os.version() = #1613 SMP PREEMPT Thu Jan 5 12:03:08 GMT 2023

.mjs

// write your code here
import os from 'node:os'
// const os = require('node:os');

// console.log(`os =`, os)
// console.log(`os.arch =`, os.arch)
/* os.arch = [Function: arch] {
  [Symbol(Symbol.toPrimitive)]: [Function (anonymous)]
} */
console.log(`os.arch() =`, os.arch())
// console.log(`os.cpus() =`, os.cpus())
console.log(`os.cpus().length =`, os.cpus().length)
console.log(`os.cpus()[0] =`, os.cpus()[0])
console.log(`os.hostname() =`, os.hostname())
console.log(`os.platform() =`, os.platform())
console.log(`os.userInfo() =`, os.userInfo())
console.log(`os.version() =`, os.version())
// console.log(`os =`, os)

https://www.cnblogs.com/xgqfrms/p/17400616.html

refs

https://www.cnblogs.com/xgqfrms/p/17396558.html

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