2026-03-12 20:23:15

vg/asm_diskgroup_usage_by_directory.sql

@@ -0,0 +1,112 @@
+@@header
+
+/*
+*
+*  Author     : Vishal Gupta
+*  Purpose    : Display ASM diskgroup usage by directory
+*  Parameters : 1 - DiskGroup           (% - wildchar, \ - escape char, default is '%')
+*               2 - Directory           (% - wildchar, \ - escape char, default is '%') 
+*
+*  Revision History:
+*  ===================
+*  Date       Author        Description
+*  ---------  ------------  -----------------------------------------
+*  17-Apr-12  Vishal Gupta  First Draft
+*
+*
+*/
+
+
+
+/************************************
+*  INPUT PARAMETERS
+************************************/
+UNDEFINE DISKGROUP_NAME
+UNDEFINE DISK_NAME
+
+DEFINE DISKGROUP_NAME="&&1"  
+DEFINE DIRECTORY="&&2"  
+
+set term off
+COLUMN  _DISKGROUP_NAME     NEW_VALUE  DISKGROUP_NAME        NOPRINT
+COLUMN  _DIRECTORY          NEW_VALUE  DIRECTORY             NOPRINT
+
+SELECT UPPER(DECODE('&&DISKGROUP_NAME','','%','&&DISKGROUP_NAME'))   "_DISKGROUP_NAME"
+     , UPPER(DECODE('&&DIRECTORY','','%','&&DIRECTORY'))             "_DIRECTORY" 
+FROM DUAL;
+set term on
+
+PROMPT 
+PROMPT **********************************************************************
+PROMPT *     A S M    D I S K G R O U P    S P A C E   U S A G E            *
+PROMPT *                  (By FileType and Directory)                       *
+PROMPT * 
+PROMPT * Input Parameters 
+PROMPT *  - DiskGroup Name = '&&DISKGROUP_NAME'
+PROMPT *  - Directory      = '&&DIRECTORY'
+PROMPT **********************************************************************
+
+COLUMN DiskGroup              HEADING "DiskGroup"                FORMAT a20
+COLUMN file_type              HEADING "FileType"                 FORMAT a20
+COLUMN Mirrored_UsedSize      HEADING "Mirrored|UsedSize|(GB)"   FORMAT 999,999,999
+COLUMN UnMirrored_UsedSize    HEADING "UnMirrored|UsedSize|(GB)" FORMAT 999,999,999
+COLUMN parent_directory       HEADING "Directory"                FORMAT a60
+
+
+WITH asm_alias           AS (SELECT /*+ NO_MERGE MATERIALIZE */ * FROM v$asm_alias     )
+   , asm_diskgroup_stat  AS (SELECT /*+ NO_MERGE MATERIALIZE */ * FROM v$asm_diskgroup_stat )
+   , asm_file            AS (SELECT /*+ NO_MERGE MATERIALIZE */ * FROM v$asm_file      )
+   , aliases as  (SELECT /*+ no_merge materialize */ 
+                         SYS_CONNECT_BY_PATH(a.name, '/') File_Path
+                       , level hierarchy_level
+                       , CONNECT_BY_ISLEAF
+                       , a.*
+                    FROM asm_alias a
+                   CONNECT BY NOCYCLE 
+                             PRIOR a.group_number    = a.group_number
+                         AND PRIOR a.reference_index = a.parent_index 
+                   START WITH  mod(parent_index, power(2, 24)) = 0
+                                               AND reference_index IN (SELECT a2.reference_index 
+                                                     FROM asm_alias a2 
+                                                     WHERE (mod(a2.parent_index, power(2, 24))) = 0 
+                                                   /*Parent level database directory e.g. +DATA/MYDB etc */        
+                                                         )
+   )             
+, files as
+    (
+      SELECT SUBSTR('+' || g.name || a.file_path,1, INSTR('+' || g.name || a.file_path,'/',-1)  )  as parent_directory
+          , '+' || g.name || a.file_path as file_path
+          , g.name DiskGroup 
+          , f.type
+          , f.block_size
+          , f.space
+          , f.redundancy
+          , f.redundancy_lowered
+          , f.striped
+          , f.bytes
+          , f.creation_date
+          , f.modification_date
+      FROM asm_diskgroup_stat g 
+           JOIN aliases a ON a.group_number = g.group_number
+           LEFT OUTER JOIN asm_file f ON f.group_number = a.group_number 
+                                        AND f.file_number = a.file_number 
+                                        AND f.incarnation = a.file_incarnation
+       )
+SELECT af.DiskGroup
+     , af.type file_type
+     , ROUND(sum(af.bytes)/1024/1024/1024)  Mirrored_UsedSize
+     , ROUND(sum(af.space)/1024/1024/1024)  UnMirrored_UsedSize
+     , af.parent_directory  
+  FROM files af
+ WHERE af.diskgroup like '&&DISKGROUP_NAME' ESCAPE '\'
+   AND af.file_path LIKE '&&DIRECTORY' ESCAPE '\'
+GROUP BY af.DiskGroup
+       , af.type
+       , af.parent_directory  
+ORDER BY af.DiskGroup
+       , af.type
+       , af.parent_directory  
+;
+
+
+@@footer