# Installation

1. **Update packages and install useful tools.**

```
sudo apt update && sudo apt upgrade --yes && \
sudo apt install git build-essential ufw curl jq snapd screen ncdu nano fuse ufw --yes
```

2. **Install `go` using `snap`**.

```
sudo snap install go --classic && \
echo 'export GOPATH="$HOME/go"' >> ~/.profile && \
echo 'export GOBIN="$GOPATH/bin"' >> ~/.profile && \
echo 'export PATH="$GOBIN:$PATH"' >> ~/.profile && \
source ~/.profile && \
go version
```

3. **Install `npm`** 

```
sudo apt-get install nodejs
sudo apt install npm --yes
```

4. **Build the binary from source.**

```
git clone https://github.com/AltheaFoundation/althea-L1
cd althea-L1
git checkout v1.4.0
make install
althea version
```

5. **Initialize your node.**

```
althea init <node_name> --chain-id althea_417834-4
```

6. **Download genesis.**

```
wget -O $HOME/.althea/config/genesis.json "https://github.com/AltheaFoundation/althea-L1-docs/raw/main/althea-l1-mainnet-genesis.json"
```

7. **Add persistent peers to `config.toml`.**

```
seeds="46ad21a616527181ea3d992339268a5a25c771fa@95.216.38.96:14656"
peers="4d9c73a9e541453b56add8fadf0839fd1442d979@15.235.115.155:17200,a0eca501485cc74e0568973ef502d05023f6500d@158.247.226.255:17200,ab9a9e6ea747839652dfe4480e66a5eb78a385e8@51.81.167.60:17200"
sed -i.bak -e "s/^seeds *=.*/seeds = \"$seeds\"/; s/^persistent_peers *=.*/persistent_peers = \"$peers\"/" $HOME/.althea/config/config.toml
```

8. **Set up minimum gas price.**

```
sed -i.bak -e "s/^minimum-gas-prices *=.*/minimum-gas-prices = \"0aalthea\"/;" $HOME/.althea/config/app.toml
```

9. **Set up pruning (optional).**

```
pruning="custom"
pruning_keep_recent="100"
pruning_keep_every="0"
pruning_interval="10"
sed -i -e "s/^pruning *=.*/pruning = \"$pruning\"/" $HOME/.althea/config/app.toml
sed -i -e "s/^pruning-keep-recent *=.*/pruning-keep-recent = \"$pruning_keep_recent\"/" $HOME/.althea/config/app.toml
sed -i -e "s/^pruning-keep-every *=.*/pruning-keep-every = \"$pruning_keep_every\"/" $HOME/.althea/config/app.toml
sed -i -e "s/^pruning-interval *=.*/pruning-interval = \"$pruning_interval\"/" $HOME/.althea/config/app.toml
```

10. **Create service file.**

```
sudo tee /etc/systemd/system/althea.service > /dev/null <<EOF
[Unit]
Description=Althea Daemon
After=network-online.target

[Service]
User=$USER
ExecStart=$(which althea) start
Restart=on-failure
RestartSec=3
LimitNOFILE=65535

[Install]
WantedBy=multi-user.target
EOF
```

11. **Enable and start service.**

```
systemctl daemon-reload
systemctl enable althea
systemctl restart althea
journalctl -u althea -f -o cat
```

{% hint style="info" %}
If you would like to speed up the sync process, you may try using State Sync.
{% endhint %}


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