Disk space usage is greater than 90% - awsbmmnval0008 - Path: /   
Root cause: 
The root cause was high disk space usage (100%) on the server awsbmmnval0008 at path /, primarily due to files in the directory /home/d78adm/oradiag_d78adm/ owned by user d78adm and group sapsys, consuming 2.8G of space.  
 
Resolution steps: 
deleted old files to regain the space.