I think 8.1.7 (you uses is for 32 bit version ) and the current SGA size
2.6 is (Max 3G) is there for 32 bit version Oracle. Am I right guys

Parveen


Brindhalakshmi wrote:
> Hi,
>
> I am getting ORA-27123: unable to attached shared memory segment
> error when I am trying to increase the SGA size from 2.6 GB to 5GB.
>
>
>
> Details of OS and Oracle:
>
>
>
> OS: IBM AIX 5.3
>
> Oracle version: 8.1.7
>
> SGA size 2.6GB currently
>
> Total size of RAM is 12GB.
>
> Number o f instances 2.
>
>
>
> Please help me out in this.
>
> Thanks and Regards,
>
> Brindha.V
>
>
>
>
>
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