💾Node Installation

Lava Mainnet guide

EXPLORER

• Approximate hardware requirements:

Node Type	CPU	RAM	Storage
Mainnet	8	16GB	250GB

1) Auto_install script

source <(curl -s https://raw.githubusercontent.com/111STAVR111/props/refs/heads/main/Lava/Mainnet/lavam)

2) Manual installation

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

GO 1.21.6

ver="1.21.6"
wget "https://golang.org/dl/go$ver.linux-amd64.tar.gz"
sudo rm -rf /usr/local/go
sudo tar -C /usr/local -xzf "go$ver.linux-amd64.tar.gz"
rm "go$ver.linux-amd64.tar.gz"
echo "export PATH=$PATH:/usr/local/go/bin:$HOME/go/bin" >> $HOME/.bash_profile
source $HOME/.bash_profile
go version

Build 23.02.25

cd $HOME && mkdir $HOME/go/bin/
git clone https://github.com/lavanet/lava/
cd lava
git checkout v5.2.0
make install-all

lavad version --long | grep -e commit -e version

• version: 5.2.0

• commit: 2973ca10f54a1d6de4273732304a65925de6e144

Initiation

lavad init STAVR_guide --chain-id=lava-mainnet-1
lavad config chain-id lava-mainnet-1

Create/recover wallet

lavad keys add <walletname>
           OR
lavad keys add <walletname> --recover

Download Genesis

wget -L -O $HOME/.lava/config/genesis.json https://server-1.stavr.tech/Mainnet/Lava/genesis.json

sha256sum $HOME/.lava/config/genesis.json

• 5ba7dc9ac4ee0ea1776c8f13dc45be84ffc2ef3ffbe8271e30b573134ecd61ea

Set up the minimum gas price and Peers/Seeds/Filter peers/MaxPeers

sed -i -e "s/^minimum-gas-prices *=.*/minimum-gas-prices = \"0.000000001ulava\"/" $HOME/.lava/config/app.toml
external_address=$(wget -qO- eth0.me) 
sed -i.bak -e "s/^external_address *=.*/external_address = \"$external_address:26656\"/" $HOME/.lava/config/config.toml
peers=""
sed -i.bak -e "s/^persistent_peers *=.*/persistent_peers = \"$peers\"/" $HOME/.lava/config/config.toml
sed -i \
  -e 's/timeout_commit = ".*"/timeout_commit = "30s"/g' \
  -e 's/timeout_propose = ".*"/timeout_propose = "1s"/g' \
  -e 's/timeout_precommit = ".*"/timeout_precommit = "1s"/g' \
  -e 's/timeout_precommit_delta = ".*"/timeout_precommit_delta = "500ms"/g' \
  -e 's/timeout_prevote = ".*"/timeout_prevote = "1s"/g' \
  -e 's/timeout_prevote_delta = ".*"/timeout_prevote_delta = "500ms"/g' \
  -e 's/timeout_propose_delta = ".*"/timeout_propose_delta = "500ms"/g' \
  -e 's/skip_timeout_commit = ".*"/skip_timeout_commit = false/g' \
  $HOME/.lava/config/config.toml

Pruning (optional)

pruning="custom"
pruning_keep_recent="10000"
pruning_keep_every="0"
pruning_interval="1000"
sed -i -e "s/^pruning *=.*/pruning = \"$pruning\"/" $HOME/.lava/config/app.toml
sed -i -e "s/^pruning-keep-recent *=.*/pruning-keep-recent = \"$pruning_keep_recent\"/" $HOME/.lava/config/app.toml
sed -i -e "s/^pruning-keep-every *=.*/pruning-keep-every = \"$pruning_keep_every\"/" $HOME/.lava/config/app.toml
sed -i -e "s/^pruning-interval *=.*/pruning-interval = \"$pruning_interval\"/" $HOME/.lava/config/app.toml

Indexer (optional)

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

Download addrbook

wget -O $HOME/.lava/config/addrbook.json "https://server-1.stavr.tech/Mainnet/Lava/addrbook.json"

Create a service file

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

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

[Install]
WantedBy=multi-user.target
EOF

StateSync Lava Mainnet

systemctl stop lavad
SNAP_RPC=https://lava.rpc.m.stavr.tech:443
LATEST_HEIGHT=$(curl -s $SNAP_RPC/block | jq -r .result.block.header.height); \
BLOCK_HEIGHT=$((LATEST_HEIGHT - 1000)); \
TRUST_HASH=$(curl -s "$SNAP_RPC/block?height=$BLOCK_HEIGHT" | jq -r .result.block_id.hash)

echo $LATEST_HEIGHT $BLOCK_HEIGHT $TRUST_HASH

sed -i.bak -E "s|^(enable[[:space:]]+=[[:space:]]+).*$|\1true| ; \
s|^(rpc_servers[[:space:]]+=[[:space:]]+).*$|\1\"$SNAP_RPC,$SNAP_RPC\"| ; \
s|^(trust_height[[:space:]]+=[[:space:]]+).*$|\1$BLOCK_HEIGHT| ; \
s|^(trust_hash[[:space:]]+=[[:space:]]+).*$|\1\"$TRUST_HASH\"| ; \
s|^(seeds[[:space:]]+=[[:space:]]+).*$|\1\"\"|" $HOME/.lava/config/config.toml
lavad tendermint unsafe-reset-all --home /root/.lava
wget -O $HOME/.lava/config/addrbook.json "https://server-1.stavr.tech/Mainnet/Lava/addrbook.json"
sudo systemctl restart lavad && journalctl -fu lavad -o cat

SnapShot Mainnet updated every 30 hours

https://server-1.stavr.tech/Mainnet/Lava/

cd $HOME
apt install lz4
sudo systemctl stop lavad
cp $HOME/.lava/data/priv_validator_state.json $HOME/.lava/priv_validator_state.json.backup
rm -rf $HOME/.lava/data
LATEST_SNAPSHOT=$(curl -s https://server-1.stavr.tech/Mainnet/Lava/ | grep -oE 'lava-snap-[0-9]+\.tar\.lz4' | while read SNAPSHOT; do HEIGHT=$(curl -s "https://server-1.stavr.tech/Mainnet/Lava/${SNAPSHOT%.tar.lz4}-info.txt" | awk '/Block height:/ {print $3}'); echo "$SNAPSHOT $HEIGHT"; done | sort -k2 -nr | head -n 1 | awk '{print $1}')
curl -o - -L https://server-1.stavr.tech/Mainnet/Lava/$LATEST_SNAPSHOT | lz4 -c -d - | tar -x -C $HOME/.lava
mv $HOME/.lava/priv_validator_state.json.backup $HOME/.lava/data/priv_validator_state.json
wget -O $HOME/.lava/config/addrbook.json "https://server-1.stavr.tech/Mainnet/Lava/addrbook.json"
sudo systemctl restart lavad && journalctl -fu lavad -o cat

Start

sudo systemctl daemon-reload
sudo systemctl enable lavad 
sudo systemctl restart lavad && sudo journalctl -fu lavad  -o cat

Create validator

lavad tx staking create-validator \
  --amount 1000000ulava \
  --from <walletName> \
  --commission-max-change-rate "0.1" \
  --commission-max-rate "0.2" \
  --commission-rate "0.1" \
  --min-self-delegation "1" \
  --pubkey  $(lavad tendermint show-validator) \
  --moniker STAVR_guide \
  --chain-id lava-mainnet-1 \
  --identity="" \
  --details="" \
  --website="" -y

🧩Services and Tools🧩

Monitoring

You can set up your node status alarm here - Monitoring

Security

You can create secure management of your wallet and your node by following this links.

TMKMS Wallet Security

Delete node

sudo systemctl stop lavad
sudo systemctl disable lavad
rm /etc/systemd/system/lavad.service
sudo systemctl daemon-reload
cd $HOME
rm -rf lava
rm -rf .lava
rm -rf $(which lavad)