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Re: Late Shutdown

From: <satar_at_my-dejanews.com>
Date: 1998/10/20
Message-ID: <70ivl9$f2u$1@nnrp1.dejanews.com>#1/1

before you issue a Shutdown Abort, make sure to pray that your boss doesn't fire you if you can't recover the database. See if you have a Checkpoint Process running, if not...that might be your answer.

satar
In article <362b9c59.0_at_feed1.realtime.net>,   tpall_at_bga.com (Thomas Pall) wrote:
> From the Concepts Manual:
>
> IMMEDIATE
>
> Does not wait for current calls to complete, prohibits further connects,
> and closes and dismounts the database. Finally, shuts down the instance.
> Does not wait for connected users to disconnect. Does not require
> instance recovery on next startup.
>
> In other words, shutdown immediate cancels transactions, rolls them back
> and checkpoints (writes out dirty cached blocks, updates the SCNs in the
> file headers.
>
> Should not take long, should it?
>
> If you have very large transactions it may take a long time to roll them
> back and if CLPT (checkpoint writer) has a lot of dirty buffers to write
> out, this can take some time.
>
> That said, I too have seen what looks like Oracle on NT hanging during
> shutdown immediate. Sometimes if NT itself is busy, you see in the Event
> Log that shutdown has been signaled but the database does not seem to be
> shutting down.
>
> Though Oracle _does not_ recommend it, you might want to do a shutdown abort.
> You can do this by logging into svrmgr again and issuing a shutdown abort.
>
> You can also go into the control panel and stop the OracleService<SID>,
> use Oradim to stop the Oracle Services or issue the command line
> net stop OracleService<SID> /y.
>
> When you abort Oracle, the database requires instance recovery. It is
> best to restart Oracle (by restarting the services and issuing a startup
> in svrmgr or using the control panel or oradim). Oracle will go into the
> online redo logs and fix everything up. Issue a normal shutdown after
> that and everything should be OK.
>
> sbenyo_at_ibm.net wrote:
> : I have a 7.3.3 database running over NT.
> : When I issue the command:
> : svrmgr> shutdown immediate
 

> : The database seems to start getting down but It doesn't complete the
> : shutdown properly.
> : After some time (even hours) the database finally shuts down.
> : (If I issue a startup command before it completes I get: oralce is
> : alreay started!)
 

> : I have 3 oracle jobs running in the database in very short intervals and
> : that seems to be connected somehow....
 

> : If anyone knows anything why shutting down the database takes so long or
> : a way to shut it properly,
> : I will be more than glad to know!
 

> : 10X
> : Shaul
>
> --
>

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Received on Tue Oct 20 1998 - 00:00:00 CDT

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