I got this output from the script below that I found on the net. Can any body tell me what the negative means for the pct Used column for the RBS?
I thought it was fragmented but when I queried the dba_segments view,
the extents column shows only 3.
OUTPUT
----------
Free Largest Total Available Pct
Tablespace Frags Frag (KB) (KB) (KB) Used
---------------- -------- ------------ ------------ ------------ ----
RBS 1,184 646,556 256,000 2,518,456 -884
RBS 592 646,556 819,200 1,259,228 -54
SCRIPT
---------
REM Main text of script follows:
ttitle -
center 'Database Freespace Summary' skip 2
comp sum of nfrags totsiz avasiz on report
break on report
col tsname format a16 justify c heading 'Tablespace'
col nfrags format 999,990 justify c heading 'Free|Frags'
col mxfrag format 999,999,990 justify c heading 'Largest|Frag (KB)'
col totsiz format 999,999,990 justify c heading 'Total|(KB)'
col avasiz format 999,999,990 justify c heading 'Available|(KB)'
col pctusd format 990 justify c heading 'Pct|Used'
select
total.tablespace_name tsname,
count(free.bytes) nfrags,
nvl(max(free.bytes)/1024,0) mxfrag,
total.bytes/1024 totsiz,
nvl(sum(free.bytes)/1024,0) avasiz,
(1-nvl(sum(free.bytes),0)/total.bytes)*100 pctusd
from
dba_data_files total,
dba_free_space free
where
total.tablespace_name = free.tablespace_name(+)
group by
total.tablespace_name,
total.bytes
/
REM Main text of script follows:
ttitle -
center 'Database Freespace Summary' skip 2
comp sum of nfrags totsiz avasiz on report
break on report
col tsname format a16 justify c heading 'Tablespace'
col nfrags format 999,990 justify c heading 'Free|Frags'
col mxfrag format 999,999,990 justify c heading 'Largest|Frag (KB)'
col totsiz format 999,999,990 justify c heading 'Total|(KB)'
col avasiz format 999,999,990 justify c heading 'Available|(KB)'
col pctusd format 990 justify c heading 'Pct|Used'
select
total.tablespace_name tsname,
count(free.bytes) nfrags,
nvl(max(free.bytes)/1024,0) mxfrag,
total.bytes/1024 totsiz,
nvl(sum(free.bytes)/1024,0) avasiz,
(1-nvl(sum(free.bytes),0)/total.bytes)*100 pctusd
from
dba_data_files total,
dba_free_space free
where
total.tablespace_name = free.tablespace_name(+)
group by
total.tablespace_name,
total.tablespace_name,
total.bytes
/
