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Re: OpenWithServiceComponents 5 times slower for Oracle than for SQL Server?

From: Jim Kennedy <kennedy-downwithspammersfamily_at_attbi.net>
Date: Thu, 29 Apr 2004 01:59:44 GMT
Message-ID: <kkZjc.10565$lz5.1024023@attbi_s53>

"Florin" <fmicle_at_yahoo.de> wrote in message news:e54ea115.0404280815.3aabc529_at_posting.google.com...
> "Jim Kennedy" <kennedy-downwithspammersfamily_at_attbi.net> wrote in message
news:<B7Fjc.135$Rd4.61591_at_attbi_s51>...
> > "Florin" <fmicle_at_yahoo.de> wrote in message
> > news:e54ea115.0404271844.73035739_at_posting.google.com...
> > > Hi,
> > >
> > > I am experiencing some problems accessing an Oracle database through
> > > OLE DB from an MTS application using OpenWithServiceComponents (which
> > > is supposed to give me connection pooling).
> > > When I connect to a SQL Server database it only takes 3.1 ms to open a
> > > connection, while with Oracle it takes 15.5 ms (both DB's running on
> > > the same machine).
> > > Am I doing something wrong, am I missing something here?
> > > I have tried to use the plain Open method, but in this case it takes
> > > 5.4 ms with SQL Server and 31.4 ms with Oracle.
> > > Is Oracle really that much slower when accessing it through OLE DB?
> > >
> > > Thanks for any advice/hints!
> > > Florin
> > What about subsequent times? Is the machine (server) swapping? MS
> > SqlServer is known to take all the ram on the machine and that could do
it.
> > (try shuting down the instance and see if it makes a difference). It is
> > hard to say since you are going through a lot of non-native stuff. So
who
> > knows what it is doing.
> > Jim
>
> What I did was to open and close the connection 1000 times and take
> the average response time for this operation. No DB queries were
> involved. I have 1 GB RAM, there is also no swapping involved. It just
> seems that the connection pooling is still much slower in Oracle than
> in SQL Server (about 5 times) and I would like to know why...
>
> Florin

Sounds like your connection pooling thing isn't doing its stuff. Jim Received on Wed Apr 28 2004 - 20:59:44 CDT

Original text of this message

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