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Re: [HACKERS] Server crash due to SIGBUS(Bus Error) when trying to access the memory created using dsm_create(). - Mailing list pgsql-hackers

From Tom Lane
Subject Re: [HACKERS] Server crash due to SIGBUS(Bus Error) when trying to access the memory created using dsm_create().
Date
Msg-id 1874.1506373953@sss.pgh.pa.us
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In response to Re: [HACKERS] Server crash due to SIGBUS(Bus Error) when trying toaccess the memory created using dsm_create().  (Thomas Munro <thomas.munro@enterprisedb.com>)
Responses Re: [HACKERS] Server crash due to SIGBUS(Bus Error) when trying toaccess the memory created using dsm_create().  (Thomas Munro <thomas.munro@enterprisedb.com>)
List pgsql-hackers
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Thomas Munro <thomas.munro@enterprisedb.com> writes:
> I think the problem here is that posix_fallocate() doesn't set errno.

Huh.  So the fact that it worked for me is likely because glibc's
emulation *does* allow errno to get set.

> Will write a patch.

Thanks, I'm out of time for today.
        regards, tom lane


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