oracle的表空间的检查 oracle数据库检查所有表空间使用率的脚本

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, 0), ‘990.00‘) "HWM % " ,

TO_CHAR(NVL(t.bytes/1024/1024, 0),‘99999999.999‘) "Using (M)",

TO_CHAR(NVL(t.bytes / a.bytes * 100, 0), ‘990.00‘) "Using %"

FROM sys.dba_tablespaces d,

(select tablespace_name, sum(bytes) bytes from dba_temp_files group by tablespace_name) a,

(select tablespace_name, 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,

CASE

WHEN t.contents = ‘TEMPORARY‘ AND t.extent_management = ‘LOCAL‘ THEN

u.bytes

ELSE

df.user_bytes - NVL(fs.bytes, 0)

END / 1024 / 1024 used_mb,

CASE

WHEN t.contents = ‘TEMPORARY‘ AND t.extent_management = ‘LOCAL‘ THEN

df.user_bytes - NVL(u.bytes, 0)

ELSE

NVL(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.bigfile

FROM dba_tablespaces t,

(SELECT tablespace_name,

SUM(bytes) bytes,

MIN(min_fragment) min_fragment,

MAX(max_fragment) max_fragment,

SUM(fragments) fragments

FROM (SELECT tablespace_name,

SUM(bytes) bytes,

MIN(bytes) min_fragment,

MAX(bytes) max_fragment,

COUNT() fragments

FROM dba_free_space

GROUP BY tablespace_name

UNION ALL

SELECT tablespace_name,

SUM(bytes) bytes,

MIN(bytes) min_fragment,

MAX(bytes) max_fragment,

COUNT() fragments

FROM dba_undo_extents

WHERE status = ‘EXPIRED‘

GROUP BY tablespace_name)

GROUP BY tablespace_name) fs,

(SELECT tablespace_name, SUM(user_bytes) user_bytes

FROM dba_data_files

GROUP BY tablespace_name

UNION ALL

SELECT tablespace_name, SUM(user_bytes) user_bytes

FROM dba_temp_files

GROUP BY tablespace_name) df,

(SELECT tablespace_name, SUM(bytes_used) bytes

FROM gv$temp_extent_pool

GROUP BY tablespace_name) u

WHERE t.tablespace_name = df.tablespace_name(+)

AND t.tablespace_name = fs.tablespace_name(+)

AND t.tablespace_name = u.tablespace_name(+)

/

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