💾Node Installation

Dymension Mainnet guide

  • Minimum 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/Dymension/dymm)

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 23.04.24

cd $HOME
git clone https://github.com/dymensionxyz/dymension.git
cd dymension
git checkout v3.1.0
make install

dymd version --long | grep -e commit -e version

  • version: v3.1.0

  • commit: b0e997d6b921666b7c4da4e121a87a2652ed0d2a

Initiation

dymd init STAVR_guide --chain-id=dymension_1100-1
dymd config chain-id dymension_1100-1

Create/recover wallet

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

Download Genesis

wget -O $HOME/.dymension/config/genesis.json "https://server-1.stavr.tech/Mainnet/Dymension/genesis.json"

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

  • c25f362084db5c1480aaee93bfcb97c5328cabeda94f11ddcc74a8e183838491

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

sed -i.bak -e "s/^minimum-gas-prices *=.*/minimum-gas-prices = \"20000000000adym\"/;" ~/.dymension/config/app.toml
external_address=$(wget -qO- eth0.me) 
sed -i.bak -e "s/^external_address *=.*/external_address = \"$external_address:26656\"/" $HOME/.dymension/config/config.toml
peers=""
sed -i.bak -e "s/^persistent_peers *=.*/persistent_peers = \"$peers\"/" $HOME/.dymension/config/config.toml
seeds=""
sed -i.bak -e "s/^seeds =.*/seeds = \"$seeds\"/" $HOME/.dymension/config/config.toml
sed -i 's/max_num_inbound_peers =.*/max_num_inbound_peers = 50/g' $HOME/.dymension/config/config.toml
sed -i 's/max_num_outbound_peers =.*/max_num_outbound_peers = 50/g' $HOME/.dymension/config/config.toml

Pruning (optional)

pruning="custom"
pruning_keep_recent="1000"
pruning_keep_every="0"
pruning_interval="10"
sed -i -e "s/^pruning *=.*/pruning = \"$pruning\"/" $HOME/.dymension/config/app.toml
sed -i -e "s/^pruning-keep-recent *=.*/pruning-keep-recent = \"$pruning_keep_recent\"/" $HOME/.dymension/config/app.toml
sed -i -e "s/^pruning-keep-every *=.*/pruning-keep-every = \"$pruning_keep_every\"/" $HOME/.dymension/config/app.toml
sed -i -e "s/^pruning-interval *=.*/pruning-interval = \"$pruning_interval\"/" $HOME/.dymension/config/app.toml

Indexer (optional)

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

Download addrbook

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

Create a service file

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

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

[Install]
WantedBy=multi-user.target
EOF

StateSync Dymension Mainnet

systemctl stop dymd
SNAP_RPC=https://dym.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/.dymension/config/config.toml
dymd tendermint unsafe-reset-all --home /root/.dymension
wget -O $HOME/.dymension/config/addrbook.json "https://server-1.stavr.tech/Mainnet/Dymension/addrbook.json"
sudo systemctl restart dymd && journalctl -fu dymd -o cat

SnapShot Mainnet updated every 5 hours

You can check the size and time of snapshot creation with this command

curl -sI https://server-1.stavr.tech/Mainnet/Dymension/dym-snap-1.tar.lz4 | grep "last" && curl -sI https://server-1.stavr.tech/Mainnet/Dymension/dym-snap-1.tar.lz4 | grep content-length | awk '{printf "%.2f GB\n", $2/1024/1024/1024}'

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

Start

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

Create validator

dymd tx staking create-validator \
--commission-rate 0.1 \
--commission-max-rate 0.2 \
--commission-max-change-rate 0.2 \
--min-self-delegation "1000000" \
--amount 1000000000000000000adym \
--pubkey $(dymd tendermint show-validator) \
--from <wallet> \
--gas 350000 \
--fees 7000000000000000adym \
--moniker="STAVR_guide" \
--chain-id="dymension_1100-1" \
--identity="" \
--website="" \
--details="" -y

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

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