Script:Tablespace Report

该脚本用以汇总表空间使用情况报告:

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) pct_used,
round(sum(f.maxbytes) / 1048576) max
from sys.v_$TEMP_SPACE_HEADER h,
sys.v_$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(+)
/

Comments

  1. maclean says

    select count(*),ts_name from dba_recyclebin group by ts_name

  2. 请教刘大,怎么挖toad里的脚本?

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