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	id AA07578; Mon, 22 Mar 93 14:48:45 -0800
Message-Id: <9303222248.AA07578@postgres.Berkeley.EDU>
From: Edmond Mesrobian <edmond@retina.CS.UCLA.EDU>
Subject: Re: Postmaster startup problem
To: postgres@postgres.berkeley.edu
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In-Reply-To: Your message of "Mon, 22 Mar 93 12:26:54 PST."
             <9303222026.AA06421@postgres.Berkeley.EDU> 
Date: Mon, 22 Mar 93 14:52:39 PST
From: Edmond Mesrobian <edmond@retina.CS.UCLA.EDU>


>In message <9303221948.AA06162@postgres.Berkeley.EDU>you write:
>
>>   I just installed Postgres 2.1 on a Sparc 10 running 4.1.3.
>
>presumably this is postgres 4.1...
>
>> I created a
>> Postgres user with a uid NOT equal to 6. I get the following problem when
>> starting postmaster:
>> 
>> [retina@ /usr/local/postgres] [12]
>> % postmaster &
>> [1] 4893
>> [retina@ /usr/local/postgres] [13]
>> % IpcMemoryAttach: shmat() failed: Permission denied
>
>do an 'ipcs'; someone already owns the shared memory regions that the
>postmaster is trying to create.  do you have a postmaster currently
>running?
>					mike

Hi,
  I did do an ipcs and found out that there were active segments owned by
postgres (4.0.1). I guess I should not have killed postmaster with a kill -9
before I did the 4.1 install. All is fine now!

thanks,
Edmond