The paging rate on host hostname is 17897603376.00 megabytes per seconds for read

hi have this message in oracle cloud server

The impact is 1.26 average active sessions, which is 100.00 percent of database session activity.

The database instances hosted on hostnameare using 31.54 percent of the 16383 megabytes physical memory.
The impact is 100.00 of session activity in instances hosted by hostname.
The paging rate on host hostname is 17897603376.00 megabytes per seconds for read.

Recommendation 1: Investigate excessive memory consumption on host hostname  by applications other than this database.