DBA Tips Archive for Oracle


SGA Free Pool Report

by Jeff Hunter, Sr. Database Administrator

COLUMN pool    HEADING "Pool"
COLUMN name    HEADING "Name"
COLUMN sgasize HEADING "Allocated" FORMAT 999,999,999
COLUMN bytes   HEADING "Free" FORMAT 999,999,999

  , f.name
  , s.sgasize
  , f.bytes
  , ROUND(f.bytes/s.sgasize*100, 2) "% Free"
    (SELECT SUM(bytes) sgasize, pool FROM v$sgastat GROUP BY pool) s
  , v$sgastat f
    f.name = 'free memory'
  AND f.pool = s.pool
Pool        Name                          Allocated         Free     % Free
----------- -------------------------- ------------ ------------ ----------
java pool   free memory                  37,748,736   32,272,384      85.49
shared pool free memory                  62,914,560   40,067,872      63.69

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Last modified on
Tuesday, 15-Jan-2002 00:00:00 EST
Page Count: 12106