Search notes:

Oracle: V$PROCESS_MEMORY_DETAIL

v$process_memory_detail shows PGA related memory information. This view (table) must be populated with a snapshot in order to contain data.

Such a snapshot might be created with oradebug dump pga_detail_get.

select
   category,
   heap_name,
   name,
   bytes,
   allocation_count,
   heap_descriptor,
   parent_heap_descriptor
from
   v$process_memory_detail
where
   pid = 61 and
   serial# = 288
order by
   category,
   heap_name,
   name;

Fatal error: Uncaught PDOException: SQLSTATE[HY000]: General error: 8 attempt to write a readonly database in /home/httpd/vhosts/renenyffenegger.ch/php/web-request-database.php:78 Stack trace: #0 /home/httpd/vhosts/renenyffenegger.ch/php/web-request-database.php(78): PDOStatement->execute(Array) #1 /home/httpd/vhosts/renenyffenegger.ch/php/web-request-database.php(30): insert_webrequest_('/notes/developm...', 1745359326, '13.59.205.74', 'Mozilla/5.0 App...', NULL) #2 /home/httpd/vhosts/renenyffenegger.ch/httpsdocs/notes/development/databases/Oracle/installed/dynamic-performance-views/process/memory/detail/index(64): insert_webrequest() #3 {main} thrown in /home/httpd/vhosts/renenyffenegger.ch/php/web-request-database.php on line 78

Oracle: V$PROCESS_MEMORY_DETAIL

See also