Re: BUG #2419: could not reattach to shared memory

I wish I had more to suggest to you. We are working on a few problems
with semaphore on Win2003 SP1, but nothing related to shared memory.

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Andy Male wrote:
>
> The following bug has been logged online:
>
> Bug reference: 2419
> Logged by: Andy Male
> Email address: andy(at)ubic(dot)co(dot)uk
> PostgreSQL version: 8.1
> Operating system: Windows 2003 Server (standard) SP1
> Description: could not reattach to shared memory
> Details:
>
> FULL ERROR IN WINDOWS EVENT LOG -
>
> The description for Event ID ( 0 ) in Source ( PostgreSQL ) cannot be found.
> The local computer may not have the necessary registry information or
> message DLL files to display messages from a remote computer. You may be
> able to use the /AUXSOURCE= flag to retrieve this description; see Help and
> Support for details. The following information is part of the event: FATAL:
> could not reattach to shared memory (key=5432001, addr=01960000): Invalid
> argument
>
> There is no correspondng error in pg_log.
>
> Once the error happens the database become unreponsive, current connections
> stop responding and you cannot make new connections. Stopping and starting
> the database removes the error and normal operation can continue.
>
> The error happens intermittently (three or four times a day) and doesn't
> seem to have a specific cause. The database is not heavily used and is
> processing around 100 transactions per minute.
>
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Bruce Momjian http://candle.pha.pa.us
EnterpriseDB http://www.enterprisedb.com

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