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Re: shmctl EIDRM preventing startup - Mailing list pgsql-general

From Tom Lane
Subject Re: shmctl EIDRM preventing startup
Date
Msg-id 20613.1183343941@sss.pgh.pa.us
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In response to Re: shmctl EIDRM preventing startup  (Alvaro Herrera <alvherre@commandprompt.com>)
Responses Re: shmctl EIDRM preventing startup  (Martijn van Oosterhout <kleptog@svana.org>)
List pgsql-general
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Alvaro Herrera <alvherre@commandprompt.com> writes:
> Maybe what is happening is that an entirely unrelated process created a
> segment with that ID, attached to it, and then it was deleted.  I don't
> know how to check however.

AFAIK, EIDRM should imply that the segment has been IPC_RMID'd but still
exists because there are still processes attached to it.  So the thing
to look for is processes still attached.  Not 100% sure how to do that,
but I'm sure the info is exposed under /proc somehow...

            regards, tom lane

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