Melhorias de desempenho no Ubuntu

DesempenhoUbuntu.txt

# Configurar Swapiness para 10%, melhora o desempenho em computadores com muita memória RAM
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# Somente na sessão
sudo sysctl vm.swappiness=10

# Permanente
sudo nano /etc/sysctl.conf
# edite vm.swappiness=10
sudo reboot

# Confirma o swapiness
cat /proc/sys/vm/swappiness

# Configurar Prelink, calcula dinamicamente de quais bibliotecas e arquivos cada programa
# precisa carregar durante sua inicialização e modifica cada executável para carrega-las de
#forma otimizada e sem duplicações.
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sudo apt-get install prelink
sudo nano /etc/default/prelink
# edite PRELINKING=yes
sudo /etc/cron.daily/prelink

# Configurar ZRam, cria um partição SWAP comprimida dentro da memória RAM, bom para quem
# tem muita memória RAM
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sudo apt install zram-config
sudo reboot
# Confirma ZRam
cat /proc/swaps
# Desfazer ZRam
sudo apt purge zram-config