Re: startup takes long time on 10gR2.
- From: Prasad <p4cldba@xxxxxxxxx>
- To: raja4list@xxxxxxxxx
- Date: Thu, 11 Sep 2008 21:24:49 -0700
truss in solaris.
On Thu, Sep 11, 2008 at 8:41 PM, raja rao <raja4list@xxxxxxxxx> wrote:
> eventhough the db is big around 1 TB, all datafiles are in single
> mountpoint.
>
> but i am really looking to start debugging (dont knwo if oradebug or
> someother utility will help what is happening after mount and before open).
>
>
> --- On *Fri, 9/12/08, Prasad <p4cldba@xxxxxxxxx>* wrote:
>
> From: Prasad <p4cldba@xxxxxxxxx>
> Subject: Re: startup takes long time on 10gR2.
> To: raja4list@xxxxxxxxx
> Cc: oracle-l@xxxxxxxxxxxxx
> Date: Friday, September 12, 2008, 9:08 AM
>
>
> how about checking the datafiles placements. probably it will be a good
> way to start debugging is by starting with making datafiles offline for some
> non-system tablespaces and see if it helps.
>
> On Thu, Sep 11, 2008 at 8:26 PM, raja rao <raja4list@xxxxxxxxx> wrote:
>
>> One of our test instances, the startup process is taking more time.
>>
>>
>> sga is ~2gb.
>>
>>
>> Total System Global Area 2130706432 bytes
>> Fixed Size 2031448 bytes
>> Variable Size 1140850856 bytes
>> Database Buffers 973078528 bytes
>> Redo Buffers 14745600 bytes
>>
>> especially, the open phase takes long time.(around 10 mins)
>> instance allocation and mount phase are quick.
>>
>>
>> Can someone help me, how to start research and reduce the time.
>>
>> Thanks,
>> Raj
>>
>>
>>
>
>
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