Nah berikut cara mempercepat koneksi internet di Ubuntu :
- Buka terminal (cara CTRL + F2 isi gnome-terminal)
- Target file kita adalah sysctl.conf dan berada di /etc/sysctl.conf
- Backup file sysctl.conf cara ketik dibawah ini :
$ sudo cp /etc/sysctl.conf /etc/sysctl.conf.cadangan
- Edit file sysctl.conf cara ketik dibawah ini :
$ sudo gedit /etc/sysctl.conf
- Isi file sysctl.conf :
# increase TCP max buffer size setable using setsockopt(
net.core.rmem_max = 16777216
net.core.wmem_max = 16777216
# increase Linux autotuning TCP buffer limits
# min, default, and max number of bytes to use
# set max to at least 4MB, or higher if you use very high BDP paths
net.ipv4.tcp_rmem = 4096 87380 16777216
net.ipv4.tcp_wmem = 4096 65536 16777216
# don’t cache ssthresh from previous connectionnet.ipv4.tcp_no_metrics_save = 1
net.ipv4.tcp_moderate_rcvbuf = 1
# recommended to increase this for 1000 BT or higher
net.core.netdev_max_backlog = 2500
# for 10 GigE, use this, uncomment below
# net.core.netdev_max_backlog = 30000
# Turn off timestamps if you’re on a gigabit or very busy network
# Having it off is one less thing the IP stack needs to work on
#net.ipv4.tcp_timestamps = 0
# disable tcp selective acknowledgements.
net.ipv4.tcp_sack = 0
#enable window scaling
net.ipv4.tcp_window_scaling = 1 - Simpan file tersebut lalu jalankan
$ sudo sysctl -p
- Untuk menghilangkan efeknya anda tinggal mengganti file systcl.conf dengan yang kita backup tadi.