Re: How to analyze a core dump - Mailing list pgsql-admin

From Tom Lane
Subject Re: How to analyze a core dump
Date
Msg-id 686892.1604340246@sss.pgh.pa.us
Whole thread Raw
In response to Re: How to analyze a core dump  (S Bob <sbob@quadratum-braccas.com>)
Responses Re: How to analyze a core dump  (S Bob <sbob@quadratum-braccas.com>)
List pgsql-admin
S Bob <sbob@quadratum-braccas.com> writes:
> On 11/2/20 9:55 AM, Peter Geoghegan wrote:
>> Is signal 10 SIGBUS on your platform? Perhaps check the relevant man
>> page on your platform -- "man signal.7" works for me here.
>> What CPU architecture and operating system are you using?

> 32 bit, Solaris 10

Solaris should be enough like other Unixen to presume that SIGBUS is 10.
However, that doesn't get you far towards finding a root cause.

Since you have a core file, maybe you could extract a stack trace
from it?  We have some suggestions at

https://wiki.postgresql.org/wiki/Getting_a_stack_trace_of_a_running_PostgreSQL_backend_on_Linux/BSD

although I'm afraid that's pretty gdb-specific, and Solaris probably
has different debugging tools.

What PG version are you running, exactly?

            regards, tom lane



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