From: | HuangQi <huangqiyx(at)gmail(dot)com> |
---|---|
To: | Pavan Deolasee <pavan(dot)deolasee(at)gmail(dot)com> |
Cc: | pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: gdb with postgres |
Date: | 2011-06-06 07:57:29 |
Message-ID: | BANLkTi=qD4SMP_OeMOqfjh8E9e9XHXk8sg@mail.gmail.com |
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Lists: | pgsql-hackers |
Sorry, but recompile with this flag still doesn't work.
On 6 June 2011 15:46, Pavan Deolasee <pavan(dot)deolasee(at)gmail(dot)com> wrote:
> On Mon, Jun 6, 2011 at 1:13 PM, HuangQi <huangqiyx(at)gmail(dot)com> wrote:
> > Hi,
> > I was using gdb to debug postgres. In order to debug the backend of
> > running query, I start postgres first and use "select * from
> > pg_backend_pid()" to ask for backend pid. Then I start gdb in another
> bash
> > window with "gdb postgres" and attach the pid obtained above and set the
> > breakpoint. Then I run the query from the first window. However, the
> > debugging precess which is shown below is not going to the breakpoint. I
> > tried many different breakpoints, but it always start from the 305
> > client_read_ended().
> >
>
> Please compile with -O0 -g flags to see all the debug symbols.
>
> CFLAGS="-O0 -g" ./configure --enable-debug
>
> Thanks,
> Pavan
>
> --
> Pavan Deolasee
> EnterpriseDB http://www.enterprisedb.com
>
--
Best Regards
Huang Qi Victor
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