This plugin allows you to restart Hudson safely.
'org.jvnet.hudson.plugins:saferestart:0.1'
<dependency>
<groupId>org.jvnet.hudson.plugins</groupId>
<artifactId>saferestart</artifactId>
<version>0.1</version>
</dependency>
<dependency org="org.jvnet.hudson.plugins" name="saferestart" rev="0.1"/>
"org.jvnet.hudson.plugins", "saferestart", "0.1"