Uninstallation

You can uninstall a Transformer instance that was installed from the tarball or RPM package.

Uninstalling the Tarball

To uninstall a Transformer instance that was installed from the tarball, shut down Transformer and then remove all Transformer directories.

Use the command line to shut down Transformer. Use the required command for your operating system.
For CentOS 6, Oracle Linux 6, or Red Hat Enterprise Linux 6, use:
```
service transformer stop
```
For CentOS 7, Oracle Linux 7, or Red Hat Enterprise Linux 7, use:
```
systemctl stop transformer
```
Remove the following Transformer directories:
- $TRANSFORMER_DIST - The Transformer runtime directory.
- $TRANSFORMER_CONF - The Transformer configuration directory.
- $TRANSFORMER_DATA - The data directory for pipeline configuration and run details.
- $TRANSFORMER_LOG - The log directory.
- $TRANSFORMER_RESOURCES - The directory for runtime resource files.

Uninstalling the RPM Package

To uninstall a Transformer instance that was installed from the RPM package, shut down Transformer, remove the RPM package, and then remove all Transformer directories.

Use the command line to shut down Transformer. Use the required command for your operating system.
For CentOS 6, Oracle Linux 6, or Red Hat Enterprise Linux 6, use:
```
service transformer stop
```
For CentOS 7, Oracle Linux 7, or Red Hat Enterprise Linux 7, use:
```
systemctl stop transformer
```
Use the following command to remove the RPM package:
```
yum erase streamsets-transformer
```
Remove the Transformer directories.
For example, if you used the default directories, run the following commands to remove the directories:
```
rm -rf /etc/transformer /var/log/transformer /var/lib/transformer /var/lib/transformer-resources
rm -rf /opt/streamsets-transformer
```