Re: Huge delay to finish even having all the records inserted

On 12/23/2015 06:49 AM, Alexander Franca Fernandes wrote:
> Hi,
>
> I'm inserting 14 millions records from a text file using the Postgre
> COPY command.

So how did you execute this?

In other words what is the script you used?

>
> After waiting five days I've realized that all the records seems to be
> already inserted,
>
> but the process is still running!!

 From what I see it is not running:

http://www.postgresql.org/docs/9.2/static/monitoring-stats.html#PG-STAT-ACTIVITY-VIEW

idle: The backend is waiting for a new client command.


Looks to me whatever you used to run the COPY connected and then never 
disconnected and Postgres is waiting for more instructions on that 
connection.

>
> I don't know if there's any internal postgresql process that impose that
> I have to wait even having the records shown in a SELECT query...
>
> I don't know if it's safe to cancel the process right now.
>
> Here's the activity query result (I've cut the columns into lines):
>
> postgres=# SELECT * from pg_stat_activity ;
>
>
>   datid  |
> --------+
>   136776 |
> -----------------
>   datname  |
> ----------+
>   xyzdb    |
>
> -----------------
>   procpid |
> ---------+-
>    303311 |
>
> -----------------
> usesysid |
> ---------+-
>     16387 |
>
> -----------------
> usename  |
> ---------+
> xyz      |
>
> -----------------
>
>            current_query           |
> ----------------------------------+-
>                              |
>
> --------------------------------------
>
> waiting |
> --------+
> f       |
>
> -----------------
>            xact_start           |
> -------------------------------+
>                                 |
>
> -----------------------------------------------------------
>            query_start          |
> -------------------------------+
>   2015-12-18 12:01:05.553534-06 |
>
> -----------------------------------------------------------
>           backend_start         | client_addr | client_port
> -------------------------------+-------------+-------------
>   2015-12-18 12:01:05.547759-06 |             |          -1
>
>
> []s
> Alex
>


-- 
Adrian Klaver
adrian.klaver@aklaver.com