Re: Strange PGA numbers from statspack

  • From: Christo Kutrovsky <kutrovsky.oracle@xxxxxxxxx>
  • To: AmihayG@xxxxxxxxx
  • Date: Tue, 31 May 2005 13:38:53 -0400

Because the numbers are added up. Those specific statistics are not
designed to be aggregated.


On 5/31/05, Amihay Gonen <AmihayG@xxxxxxxxx> wrote:
> Hi.
> I have some specific situation that I can't find any acceptable explanati=
on
> to it.
> We have some DB server (oracle 9i) with 24GB ram and 1.7
> PGA_aggregate_target defined.
> There is some cut from statspack below.
>=20
> The question how session pga memory max can grow to 140Gb and session pga
> memory to 6Gb?
> If it isnt bug how its possible and what does it mean?
>=20
>=20
>=20
> Statistic Total per Second per Trans
> --------------------------------- ------------------ --------------
> ------------
> session pga memory 5,833,839,984 270,523.5 21,892.6
> session pga memory max 140,591,794,472 6,519,443.3 527,598.4
> session uga memory 452,728,840 20,993.7 1,699.0
> session uga memory max 25,300,354,184 1,173,213.7 94,944.6
>=20
>=20
>=20
> Amihay Gonen
> DBA,
> 972-3-9268280
>=20
> Be there ... -> http://golan/Forum%20DBA/default.aspx
>=20
>=20
>=20
> --
> //www.freelists.org/webpage/oracle-l
>=20


--=20
Christo Kutrovsky
Database/System Administrator
The Pythian Group
--
//www.freelists.org/webpage/oracle-l

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