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From: Paul M. Aoki <aoki@postgres.Berkeley.EDU>
To: Christine Cullen <apc@inel.gov>
Cc: postgres@postgres.Berkeley.EDU
Subject: Re: error message - HELP!
Date: Thu, 05 May 94 09:53:54 -0700
Message-ID: <199405051653.JAA22156@faerie.CS.Berkeley.EDU> (raw)
In-Reply-To: <9405051630.AA08311@rosy.inel>

apc@inel.gov (Christine Cullen) writes:
> snake% postmaster&
> [1] 566
> snake% IpcMemoryAttach: shmat() failed: Permission denied

most of the time, this means that someone started postmaster 
as one user, then did
	kill -9
of the postmaster (leaving shared memory segments lying around),
then tried to start postmaster as a different user.

running ipcclean as the first user usually clears this up.
--
  Paul M. Aoki  |  CS Div., Dept. of EECS, UCB  |  aoki@postgres.Berkeley.EDU
                |  Berkeley, CA 94720           |  ...!uunet!ucbvax!aoki

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