If the Services window is not visible, choose Window -> Services.
In the Services window, expand the Servers node.
The Servers node should contain a GlassFish V2 or Sun Java System Application Server subnode. If an application server node does not appear, go to To configure GlassFish.
If a green arrow badge appears on the GlassFish V2 node, the server is running. If a green arrow badge does not appear, go to To start GlassFish.