No enough disk space to launch server

"[email protected]" <[email protected]> Thu, 26 Sep 2019 20:06:23 +0000

Newsgroups	gmane.comp.db.postgresql.sql
Message-ID	<[email protected]>

Hello,

My server can't start because of no enough disk space.

It is an experimental database to do test. There are inside just few
lines and it is curious why the disk is full.

How to restart the server and shrink the data base size ?

Thanks