# Snapshot

Updates every 24 hours

## Stop the node

```bash
docker stop aptos-fullnode
```

## Install dependencies

```bash
sudo apt-get update
sudo apt-get install wget lz4 aria2 -y
```

## Download and extract

### Backup your ephemeral\_identity\_key

```bash
cp $HOME/mainnet/data/db/ephemeral_identity_key $HOME/ephemeral_identity_key
```

### Download snapshot

```bash
cd $HOME
rm aptos-snap.tar.lz4
aria2c -x 16 -s 16 -o aptos-snap.tar.lz4 https://aptos-snapshot.cryptomolot.com/aptos-snap.tar.lz4
```

### Extract snapshot

```bash
rm -rf $HOME/mainnet/data/db
sudo mkdir -p $HOME/mainnet/data/db
lz4 -d aptos-snap.tar.lz4 - | tar -xf - -C $HOME/mainnet/data/db/
```

## Start node

```bash
cd $HOME/mainnet
docker run -d --pull=always \
  --log-driver json-file \
  --log-opt max-size=50m \
  --log-opt max-file=3 \
  --rm -p 8080:8080 \
  -p 9101:9101 -p 6180:6180 \
  -v $(pwd):/opt/aptos/etc -v $(pwd)/data:/opt/aptos/data \
  --workdir /opt/aptos/etc \
  --name=aptos-fullnode aptoslabs/validator:mainnet aptos-node \
  -f /opt/aptos/etc/fullnode.yaml
```

### Check sync

```bash
curl 127.0.0.1:9101/metrics 2> /dev/null | grep "aptos_state_sync_version"
```