2026-03-12 20:23:15

tpt/statspack/pga_usage.sql

@@ -0,0 +1,44 @@
+-- Copyright 2018 Tanel Poder. All rights reserved. More info at http://tanelpoder.com
+-- Licensed under the Apache License, Version 2.0. See LICENSE.txt for terms & conditions.
+
+break on snap_time
+
+select
+    s.snap_time
+  , round(sum(m.allocated)/1048576) MB_ALLOC
+  , round(sum(m.used)/1048576) MB_USED
+  , count(distinct m.pid) processes
+from
+    STATS$PROCESS_MEMORY_ROLLUP m
+  , STATS$SNAPSHOT s
+where
+    s.snap_id = m.snap_id
+and s.dbid    = m.dbid
+and s.instance_number = m.instance_number
+group by
+    s.snap_time
+order by
+    s.snap_time
+/
+
+select
+    s.snap_time
+  , m.category alloc_type
+  , round(sum(m.allocated)/1048576) MB_ALLOC
+  , round(sum(m.used)/1048576) MB_USED
+  , count(distinct m.pid) processes
+from
+    STATS$PROCESS_MEMORY_ROLLUP m
+  , STATS$SNAPSHOT s
+where
+    s.snap_id = m.snap_id
+and s.dbid    = m.dbid
+and s.instance_number = m.instance_number
+group by
+    s.snap_time
+  , m.category
+order by
+    s.snap_time
+  , m.category
+/
+