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Electra Testnet guide

Electra (1)

Website
EXPLORER

  • Recommended hardware requirements:
Network CPU RAM Storage
Testnet 2 8GB 0.25TB SSD/NVMe
Mainnet 2 16GB 0.5TB SSD/NVMe

Preparing the server

sudo apt update && sudo apt upgrade -y && \
sudo apt install curl tar wget clang pkg-config libssl-dev jq build-essential bsdmainutils git make ncdu gcc git jq chrony liblz4-tool -y

Install GO 18.7 (one command)

wget https://golang.org/dl/go1.18.7.linux-amd64.tar.gz; \
rm -rv /usr/local/go; \
tar -C /usr/local -xzf go1.18.7.linux-amd64.tar.gz && \
rm -v go1.18.7.linux-amd64.tar.gz && \
echo "export PATH=$PATH:/usr/local/go/bin:$HOME/go/bin" >> ~/.bash_profile && \
source ~/.bash_profile && \
go version

Build (27.10.22)

git clone https://github.com/evmos/evmos
cd electra
git checkout v1.0.1
make install

electrad version

  • 1.0.1

    electrad init <moniker-name> --chain-id evmos_9001-2

Create/recover wallet

 electrad keys add <walletname>
 electrad keys add <walletname> --recover
when creating, do not forget to write down the seed phrase

Genesis

wget https://www.alkia.net/mainnet/genesis.json
mv genesis.json ~/.electrad/config/

Set up the minimum gas price $HOME/.evmosd/config/app.toml as well as seed and peers

sed -i.bak -e "s/^minimum-gas-prices *=.*/minimum-gas-prices = \"0.0electra\"/;" ~/.electrad/config/app.toml

external_address=$(wget -qO- eth0.me)
sed -i.bak -e "s/^external_address *=.*/external_address = \"$external_address:26656\"/" $HOME/.electrad/config/config.toml

peers="[email protected]:26656,[email protected]:26656,[email protected]:26656,[email protected]:26656,[email protected]:26656,[email protected]:26656"
sed -i.bak -e "s/^persistent_peers *=.*/persistent_peers = \"$peers\"/" $HOME/.electrad/config/config.toml
seeds=""
sed -i.bak -e "s/^seeds =.*/seeds = \"$seeds\"/" $HOME/.electrad/config/config.toml

Pruning (optional)

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

Indexer (optional)

indexer="null" && \
sed -i -e "s/^indexer *=.*/indexer = \"$indexer\"/" $HOME/.electrad/config/config.toml

Create a service file

sudo tee /etc/systemd/system/electrad.service > /dev/null <<EOF
[Unit]
Description=electra
After=network-online.target

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

[Install]
WantedBy=multi-user.target
EOF

Snapshot (optional)
or
RPC (optional)

Start

sudo systemctl daemon-reload
sudo systemctl enable electrad
sudo systemctl restart electrad
sudo journalctl -u electrad -f -o cat

Delete node

sudo systemctl stop electrad && \
sudo systemctl disable electrad && \
rm /etc/systemd/system/electrad.service && \
sudo systemctl daemon-reload && \
cd $HOME && \
rm -rf .electrad && \
rm -rf electra && \
rm -rf $(which electrad)