oracle数据库检查所有表空间使用率的脚本

REM tablespace report

set linesize 200

select a.tablespace_name,
round(a.bytes_alloc / 1024 / 1024) megs_alloc,
round(nvl(b.bytes_free,0) / 1024 / 1024) megs_free,
round((a.bytes_alloc - nvl(b.bytes_free,0)) / 1024 / 1024) megs_used,
round((nvl(b.bytes_free,0) / a.bytes_alloc) 100) Pct_Free,
100 - round((nvl(b.bytes_free,0) / a.bytes_alloc) 100) Pct_used,
round(maxbytes / 1048576) Max
from (select f.tablespace_name,
sum(f.bytes) bytes_alloc,
sum(decode(f.autoextensible,‘YES‘,f.maxbytes,‘NO‘,f.bytes)) maxbytes
from dba_data_files f
group by tablespace_name) a,
(select f.tablespace_name,sum(f.bytes) bytes_free
from dba_free_space f
group by tablespace_name) b
where a.tablespace_name = b.tablespace_name(+)
union all
select h.tablespace_name,
round(sum(h.bytes_free + h.bytes_used) / 1048576) megs_alloc,
round(sum((h.bytes_free + h.bytes_used) - nvl(p.bytes_used,0)) /
1048576) megs_free,
round(sum(nvl(p.bytes_used,0)) / 1048576) megs_used,
round((sum((h.bytes_free + h.bytes_used) - nvl(p.bytes_used,0)) /
sum(h.bytes_used + h.bytes_free)) 100) Pct_Free,
100 -
round((sum((h.bytes_free + h.bytes_used) - nvl(p.bytes_used,0)) /
sum(h.bytes_used + h.bytes_free)) 100) pctused,
round(sum(f.maxbytes) / 1048576) max
from sys.v$TEMP_SPACEHEADER h,
sys.v$Temp_extent_pool p,
dba_temp_files f
where p.file_id(+) = h.file_id
and p.tablespace_name(+) = h.tablespace_name
and f.file_id = h.file_id
and f.tablespace_name = h.tablespace_name
group by h.tablespace_name
ORDER BY 1
/

SELECT d.tablespace_name "Name",
TO_CHAR(NVL(a.bytes / 1024 / 1024,0),‘99,999,990.900‘) "Size (M)",
TO_CHAR(NVL(t.hwm,0)/1024/1024,‘99999999.999‘) "HWM (M)",
TO_CHAR(NVL(t.hwm / a.bytes 100,‘990.00‘) "HWM % ",
TO_CHAR(NVL(t.bytes/1024/1024,‘99999999.999‘) "Using (M)",
TO_CHAR(NVL(t.bytes / a.bytes 100,‘990.00‘) "Using %"
FROM sys.dba_tablespaces d,
(select tablespace_name,sum(bytes) bytes from dba_temp_files group by tablespace_name) a,sum(bytes_cached) hwm,sum(bytes_used) bytes from v$temp_extent_pool group by tablespace_name) t
WHERE d.tablespace_name = a.tablespace_name(+)
AND d.tablespace_name = t.tablespace_name(+)
AND d.extent_management like ‘LOCAL‘
AND d.contents like ‘TEMPORARY‘
/

ttitle -
center ‘Database Freespace Summary‘ skip 2

comp sum of nfrags totsiz avasiz on report
break on report

set pages 999
col tsname format a16 justify c heading ‘Tablespace‘
col nfrags format 999,990 justify c heading ‘Free|Frags‘
col mxfrag format 999,999 justify c heading ‘Largest|Frag (MB)‘
col totsiz format 999,999 justify c heading ‘Total|(MB)‘
col avasiz format 999,999 justify c heading ‘Available|(MB)‘
col pctusd format 990 justify c heading ‘Pct|Used‘

select total.TABLESPACE_NAME tsname,
D nfrags,
C/1024/1024 mxfrag,
A/1024/1024 totsiz,
B/1024/1024 avasiz,
(1-nvl(B,0)/A)*100 pctusd
from
(select sum(bytes) A,
tablespace_name
from dba_data_files
group by tablespace_name) TOTAL,
(select sum(bytes) B,
max(bytes) C,
count(bytes) D,
tablespace_name
from dba_free_space
group by tablespace_name) FREE
where
total.TABLESPACE_NAME=free.TABLESPACE_NAME(+)
/

SELECT t.tablespace_name,CASEWHEN t.contents = ‘TEMPORARY‘ AND t.extent_management = ‘LOCAL‘ THENu.bytesELSEdf.user_bytes - NVL(fs.bytes,0)END / 1024 / 1024 used_mb,CASEWHEN t.contents = ‘TEMPORARY‘ AND t.extent_management = ‘LOCAL‘ THENdf.user_bytes - NVL(u.bytes,0)ELSENVL(fs.bytes,0)END / 1024 / 1024 free_mb,fs.min_fragment / 1024 / 1024 min_fragment_mb,fs.max_fragment / 1024 / 1024 max_fragment_mb,(fs.bytes / 1024 / 1024) / fs.fragments avg_fragment_mb,fs.fragments,t.status,t.contents,t.logging,t.extent_management,t.allocation_type,t.force_logging,t.segment_space_management,t.def_tab_compression,t.retention,t.bigfileFROM dba_tablespaces t,(SELECT tablespace_name,SUM(bytes) bytes,MIN(min_fragment) min_fragment,MAX(max_fragment) max_fragment,SUM(fragments) fragmentsFROM (SELECT tablespace_name,MIN(bytes) min_fragment,MAX(bytes) max_fragment,COUNT() fragmentsFROM dba_free_spaceGROUP BY tablespace_nameUNION ALLSELECT tablespace_name,COUNT() fragmentsFROM dba_undo_extentsWHERE status = ‘EXPIRED‘GROUP BY tablespace_name)GROUP BY tablespace_name) fs,SUM(user_bytes) user_bytesFROM dba_data_filesGROUP BY tablespace_nameUNION ALLSELECT tablespace_name,SUM(user_bytes) user_bytesFROM dba_temp_filesGROUP BY tablespace_name) df,SUM(bytes_used) bytesFROM gv$temp_extent_poolGROUP BY tablespace_name) uWHERE t.tablespace_name = df.tablespace_name(+)AND t.tablespace_name = fs.tablespace_name(+)AND t.tablespace_name = u.tablespace_name(+)/

（编辑：李大同）

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