select name from v$event_name where name like ‘%cell%’;

NAME

—————————————————————-

cell smart table scan

cell smart index scan

cell statistics gather

cell smart incremental backup

cell smart file creation

cell smart restore from backup

cell single block physical read

 

From AWR

      cell single block physical read: 533,424,212  in  293,122seconds  =  550 microseconds (!)

per single block IO. See ‘db file sequential read’ on non-Exadata