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@mrroot5
Last active November 30, 2023 07:52
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p7zip - 7zip lzma y lzma2 compresión máxima ultra. Keywords: zip, 7zip, p7zip, ubuntu, compress, comprimir

Intro

Compresión de ficheros con 7zip en Linux.

How to install 7zip?

apt

Versión vieja, 7zip 16.04.

La versión moderna se instala usando los binarios (no recomendado para novatos). Enlaces en la documentación al final de este archivo.

sudo apt install p7zip-full p7zip-rar

pacman

7zip GUI

Snap store versión vieja.

Probado en Ubuntu 14.04 > 23.04 & Manjaro Vulcan 23.0.1

Si usas p7zip-full-bin cambia 7z por 7zz.

7z a -t7z -m0=lzma2 -mx=9 -mfb=64 -md=64m -ms=on comprimido.7z -mhe -pSECRET mi_carpeta_a_comprimir
  • t7z : archivo 7z
  • m0=lzma2 : método lzma2
  • mx=9 : nivel de compresión = 9 (Ultra)
  • mfb=64 : número de fast bytes para LZMA = 64
  • md=64m : tamaño de diccionario = 64 megabytes
  • ms=on : solid archive = on
  • mhe : encripta cabeceras (file names)
  • p : Contraseña

Documentación

Guías de comandos consultadas

@Rigo85
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Rigo85 commented Nov 29, 2023

PRETTY_NAME="Ubuntu 22.04.3 LTS"

7-Zip [64] 16.02 : Copyright (c) 1999-2016 Igor Pavlov : 2016-05-21
p7zip Version 16.02 (locale=en_US.UTF-8,Utf16=on,HugeFiles=on,64 bits,4 CPUs Intel(R) Core(TM) i5-4440 CPU @ 3.10GHz (306C3),ASM,AES-NI)

Scanning the drive:
2 folders, 22 files, 8973079836 bytes (8558 MiB)

Creating archive: comprimido.7z

Items to compress: 24

Files read from disk: 9
Archive size: 2503527972 bytes (2388 MiB)
Everything is Ok

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