update /install_docker_ubuntu.txt

yennanliu · Oct 2, 2024 · 92299d8 · 92299d8
1 parent f647e52
commit 92299d8
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/springSpotifyPlayList/doc/install_docker_ubuntu.txt b/springSpotifyPlayList/doc/install_docker_ubuntu.txt
@@ -43,6 +43,10 @@ sudo docker rm -f $(sudo docker ps -a -q)
 sudo docker rmi -f $(sudo docker images -q -a)
 
 
+# prune the old images out:
+sudo docker system prune
+
+
 #--------------------------------------
 # BE
 #--------------------------------------