Jang go Oketsa Lefelo la Swap mo Linux VPS

VPS e nang le RAM e kwa e ka fela fa e na le load. Swap e dirisa disk jaaka virtual memory.

Netefatsa swap ya jaanong

free -h
swapon --show

# If Swap shows 0, you need to add swap

Tlhama swap file (mehlala 2 GB)

Bogolo bo itebagantse le RAM — mo VPS e nnyeng gantsi 1–2× RAM kgotsa bonyane 1 GB:

sudo fallocate -l 2G /swapfile
# If fallocate fails:
# sudo dd if=/dev/zero of=/swapfile bs=1M count=2048

sudo chmod 600 /swapfile
sudo mkswap /swapfile
sudo swapon /swapfile

free -h

Swap ya go sa feleng

Oketsa mo /etc/fstab gore swap e dire morago ga reboot:

echo '/swapfile none swap sw 0 0' | sudo tee -a /etc/fstab
sudo swapon --show

Go seta swappiness

Mo di-server gantsi 10–60 (default 60). E kwa = go dirisa swap go le gontsi:

sudo sysctl vm.swappiness=10

# Permanent:
echo 'vm.swappiness=10' | sudo tee -a /etc/sysctl.conf
sudo sysctl -p

Se se botlhokwa

• Swap e bonolo go feta RAM — optimize di-app
• Swap mo SSD e amogelega; lokela disk I/O
• Go tlosa: sudo swapoff /swapfile && sudo rm /swapfile
• VPS ya 512 MB RAM — bonyane 1 GB swap
• Fa swap e tletswe ka metlha — upgrade RAM