Re: how to debug into InitPostgres() and InitCatalogCache()? - Mailing list pgsql-hackers

From Alvaro Herrera
Subject Re: how to debug into InitPostgres() and InitCatalogCache()?
Date
Msg-id 20140806023727.GG9388@eldon.alvh.no-ip.org
Whole thread Raw
In response to Re: how to debug into InitPostgres() and InitCatalogCache()?  (土卜皿 <pengcz.nwpu@gmail.com>)
List pgsql-hackers
土卜皿 wrote:
> 2014-08-05 22:08 GMT+08:00 土卜皿 <pengcz.nwpu@gmail.com>:
> 
> > hi, all
> >   I already can debug general postgres using "ddd" and "select
> > pg_backend_pid();" ,  now, I want to study the details of the system
> > catalog cache and system cache management, so I need to debug the function
> > InitPostgres() and InitCatalogCache(), and I tried the following steps:

>   For debug initialization including system catalog cache, I add some code
> like:
> 
>  bool forDebug = true;
> 
>     while (forDebug){
>       forDebug = true;
>     }
> 
> in the InitPosgres()'s starting position.

There's also the -W switch, which makes it wait precisely to let you
attach a debugger.

-- 
Álvaro Herrera                http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services



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