> For the complete documentation index, see [llms.txt](https://docs.mewcrypto.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.mewcrypto.com/testnet/dymension/commands.md).

# Commands

## EXPORT KEYS

```
roller keys list
```

```
roller keys export hub_sequencer
roller keys export rollapp_sequencer
roller keys export my_celes_key
roller keys export avail
```

## **START SERVICE**

```
sudo systemctl start da-light-client && journalctl -u da-light-client --no-pager -n 10
sudo systemctl start sequencer && journalctl -u sequencer --no-pager -n 10
sudo systemctl start relayer && journalctl -u relayer --no-pager -n 10
```

## **STOP SERVICE**

```
sudo systemctl stop da-light-client && journalctl -u da-light-client --no-pager -n 10
sudo systemctl stop sequencer && journalctl -u sequencer --no-pager -n 10
sudo systemctl stop relayer && journalctl -u relayer --no-pager -n 10
```

## **DISABLE SERVICE**

```
sudo systemctl disable da-light-client
sudo systemctl disable sequencer
sudo systemctl disable relayer
```

## SET DA

```
roller config set da local
roller config set da avail
roller config set da celestia
```

## CHECK LOGS

```
tail -f ~/.roller/relayer/relayer.log
tail -f ~/.roller/rollapp/rollapp.log
```