행위

"오라클 ASM"의 두 판 사이의 차이

DB CAFE

(테이블 스페이스 정보 조회)
(테이블 스페이스 정보 조회)
49번째 줄: 49번째 줄:
 
== 테이블 스페이스 정보 조회 ==
 
== 테이블 스페이스 정보 조회 ==
 
<source lang=sql>
 
<source lang=sql>
select group_number
+
-- 그룹별 사용량
     , name
+
SELECT GROUP_NUMBER
 +
     , NAME
 
     , TOTAL_MB
 
     , TOTAL_MB
 
     , FREE_MB
 
     , FREE_MB
  from V$asm_disk_stat;
+
  FROM V$ASM_DISK_STAT;
 
</source>
 
</source>
  
63번째 줄: 64번째 줄:
 
-- col USABLE_CALC_GB format 999,999.00
 
-- col USABLE_CALC_GB format 999,999.00
  
select group_number "Group#",
+
SELECT GROUP_NUMBER                                      "Group#"
      name,
+
    , NAME
      total_mb/1024 TOTAL_GB,
+
    , TOTAL_MB / 1024                                   TOTAL_GB
      round((total_mb - USABLE_FILE_MB)/1024,2) USED_GB,
+
    , ROUND ((TOTAL_MB - USABLE_FILE_MB) / 1024, 2)     USED_GB
      USABLE_FILE_MB/1024 USABLE_FILE_GB,  
+
    , USABLE_FILE_MB / 1024                             USABLE_FILE_GB
      free_mb/1024 FREE_GB,
+
    , FREE_MB / 1024                                   FREE_GB
      100-round(free_mb/total_mb*100) "usgae(%)",
+
    , 100 - ROUND (FREE_MB / TOTAL_MB * 100)           "usgae(%)"
        ((FREE_MB - REQUIRED_MIRROR_FREE_MB))/1024 USABLE_CALC_GB,
+
    , ((FREE_MB - REQUIRED_MIRROR_FREE_MB)) / 1024     USABLE_CALC_GB
      type, state
+
    , TYPE
from v$asm_diskgroup;
+
    , STATE
 +
  FROM V$ASM_DISKGROUP;
 
</source>
 
</source>
  

2019년 12월 4일 (수) 14:54 판

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1 ASM 이란?[편집]

https://docs.oracle.com/cd/E11882_01/server.112/e18951/asm_util001.htm#OSTMG01620

1.1 ASM Disk 그룹 조회[편집]

SELECT group_number,name,state,total_mb,free_mb
  FROM v$asm_diskgroup;

1.2 ASM Disk 조회[편집]

select group_number,disk_number,name,mount_status,path,total_mb 
 from gv$asm_disk;

1.3 ASM File 조회[편집]

select group_number,file_number,round((bytes/1024/1024),1) MB, redundancy,type 
  from v$asm_file;

1.4 Disk 그룹/패스 조회[편집]

SELECT g.name DG_NAME, d.path PATH, d.total_mb DISK_SIZE_MB, 
        g.database_compatibility DB_COMPATIBILITY,
         g.compatibility ASM_COMPATIBILITY
  FROM v$asm_disk d
      , v$asm_diskgroup g
 WHERE g.group_number=d.group_number;

1.5 (빅파일) 테이블 스페이스생성[편집]

https://docs.oracle.com/cd/E11882_01/server.112/e18951/asmdiskgrps.htm#OSTMG10205

CREATE BIGFILE TABLESPACE TS_XXX_D01 DATAFILE 
   SIZE 1G AUTOEXTEND ON NEXT 50M MAXSIZE 30G
LOGGING
DEFAULT 
  NO INMEMORY
ONLINE
EXTENT MANAGEMENT LOCAL AUTOALLOCATE
BLOCKSIZE 8K
SEGMENT SPACE MANAGEMENT AUTO
FLASHBACK ON;

1.6 테이블 스페이스 정보 조회[편집]

-- 그룹별 사용량 
SELECT GROUP_NUMBER
     , NAME
     , TOTAL_MB
     , FREE_MB
 FROM V$ASM_DISK_STAT;
-- col name format a10
-- col USABLE_FILE_GB format 999,999.00
-- col TOTAL_GB       format 999,999.00
-- col FREE_GB        format 999,999.00
-- col USABLE_CALC_GB format 999,999.00

SELECT GROUP_NUMBER                                      "Group#"
     , NAME
     , TOTAL_MB / 1024                                   TOTAL_GB
     , ROUND ((TOTAL_MB - USABLE_FILE_MB) / 1024, 2)     USED_GB
     , USABLE_FILE_MB / 1024                             USABLE_FILE_GB
     , FREE_MB / 1024                                    FREE_GB
     , 100 - ROUND (FREE_MB / TOTAL_MB * 100)            "usgae(%)"
     , ((FREE_MB - REQUIRED_MIRROR_FREE_MB)) / 1024      USABLE_CALC_GB
     , TYPE
     , STATE
  FROM V$ASM_DISKGROUP;
SELECT G.NAME                                    "GROUP_NAME"
           -- F.GROUP_NUMBER
           --       , G.TOTAL_MB
           , ROUND (G.FREE_MB / 1024, 1)               "GROUP_FREE(GB)"
           --       , F.FILE_NUMBER
           , ROUND (SPACE / 1024 / 1024 / 1024, 1)     "REAL_SIZE(GB)"
           , ROUND (BYTES / 1024 / 1024 / 1024, 1)     "USABLE_SIZE(GB)"
           --       , A.ALIAS_DIRECTORY
           , MAX (A.NAME)                              "FILE_NAME"
        FROM V$ASM_FILE F, V$ASM_ALIAS A, V$ASM_DISKGROUP G
       WHERE     F.GROUP_NUMBER = A.GROUP_NUMBER
             AND F.FILE_NUMBER = A.FILE_NUMBER
             AND A.GROUP_NUMBER = G.GROUP_NUMBER
             AND SYSTEM_CREATED = 'Y'
    GROUP BY (G.NAME
            , ROUND (G.FREE_MB / 1024, 1)
            , ROUND (SPACE / 1024 / 1024 / 1024, 1)
            , ROUND (BYTES / 1024 / 1024 / 1024, 1))
    ORDER BY G.NAME, MAX (A.NAME);