Re: HIGH IO ON SYSTEM DATA FILES

Do you have a recommendation on the number of sequences to cache or is that up to the application,etc?

Thanks in advance,
Ruth
----- Original Message -----
To: "Multiple recipients of list ORACLE-L" <ORACLE-L_at_fatcity.com> Sent: Monday, June 17, 2002 2:58 PM

> uncached sequences are another frequent cause. lots of people think that
> using sequences without caching will prevent "number loss", which is
untrue.
> it only reduces the number of scenarios under which blocks of numbers can
be
> "lost". transaction rollbacks and application logic are a much more
> frequent cause...
>
> ...gotta wonder why people would worry about "number loss" or "gaps in the
> number sequence". this concern should only be a consideration instead of
a
> knee-jerk negative reaction. i keep flashing back to that George Carlin
> routine on the discovery of a "new number" named "bleen", which resides
> between 6 and 7...
>
> ----- Original Message -----
> To: "Multiple recipients of list ORACLE-L" <ORACLE-L_at_fatcity.com>
> Sent: Monday, June 17, 2002 11:48 AM
>
>
> > Seema,
> > Check for users with temporary or default tablespace set to system.
> > Another area to look at is the level of activity in the data dictionary
> > (such as space management). I have found condition 1 to be rather common
> > (unfortunately).
> >
> > Daniel W. Fink
> > Sr. Oracle DBA
> > MICROMEDEX
> > 303.486.6456
> >
> >
> > -----Original Message-----
> > Sent: Monday, June 17, 2002 10:38 AM
> > To: Multiple recipients of list ORACLE-L
> >
> >
> > Hi
> > I am wondering in one of database teh IO rate is high on system data
> > files.Let me know what could be reason and how to reduce it.
> > Thx
> > -Seema
> >
> >
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-- 
Please see the official ORACLE-L FAQ: http://www.orafaq.com
-- 
Author: Ruth Gramolini
  INET: rgramolini_at_tax.state.vt.us

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