Re: Available free memory in SUN

Did you look into what capacity is /tmp running? Remember /tmp is also using memory by default.

Alan Watt

In article <38EAF3A6.E52C7838_at_totalise.co.uk>,   Martin Hepworth <maxsec_at_totalise.co.uk> wrote:
> Ben Kim wrote:
> >
> > All,
> >
> > I maintain Oracle(8.0.5.1) on SUN(2.6) with 6 G of memory. When I
 checked
> > free memory using
> > top or vmstat in UNIX, I saw free memory down to approximately 100M
 when
> > sort_area_size is
> > only 64K and about 120 users connected to the database. I don't
 believe we
> > are using 5.9G when
> > our SGA is about 800M. Or are we really using 5.9G of free memory?
 The
> > database is OLTP
> > server. Sometimes, I saw free memory up to 4G when 120 users are
 connected.
> > But I believe
> > these are idle users.
> > Any ideas as why we are using so much memory?
> >
> > THANK YOU!!
>
> HI
> 'free memory' (RAM actually) is used by SOlaris as file cache, so its
 a
> bit more fun to get actual free RAM on solaris.
>
> proctool (from www.sunfreeware.com) can help. and theres some stuff on
> www.sunworld.com that descibes how things work and calculating usages
> etc.
>
> Martin
>

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Before you buy. Received on Wed Apr 05 2000 - 00:00:00 CDT