pg_cancel_backend() does not work with buzz queries - Mailing list pgsql-general

From Sergey Konoplev
Subject pg_cancel_backend() does not work with buzz queries
Date
Msg-id c3a7de1f0710030111u460ca738lcebc427e3934b907@mail.gmail.com
Whole thread Raw
Responses Re: pg_cancel_backend() does not work with buzz queries  ("Sergey Konoplev" <gray.ru@gmail.com>)
List pgsql-general
Hi all,

I often face with buzz queries (see below). I've looked through pg
manual and huge amount of forums and mail archives and found nothing.
The only solution  is to restart postgres server. Moreover I have to
terminate the process using HUP signal to stop the server.

transport=# select version();
                                       version
-------------------------------------------------------------------------------------
 PostgreSQL 8.2.4 on i686-pc-linux-gnu, compiled by GCC gcc (GCC)
3.3.3 (SuSE Linux)
(1 row)

transport=# select datname, usename, procpid, current_query::char(15),
waiting, query_start from pg_catalog.pg_stat_activity where procpid =
20530;
  datname  |     usename      | procpid |  current_query  | waiting |
        query_start
-----------+------------------+---------+-----------------+---------+-------------------------------
 transport | belostotskaya_la |   20530 | select * from c | f       |
2007-10-02 05:05:28.908687+04
(1 row)

transport=# select pg_catalog.pg_cancel_backend(20530);
 pg_cancel_backend
-------------------
 t
(1 row)

transport=# select datname, usename, procpid, current_query::char(15),
waiting, query_start from pg_catalog.pg_stat_activity where procpid =
20530;
  datname  |     usename      | procpid |  current_query  | waiting |
        query_start
-----------+------------------+---------+-----------------+---------+-------------------------------
 transport | belostotskaya_la |   20530 | select * from c | f       |
2007-10-02 05:05:28.908687+04
(1 row)

--
Regards,
Sergey Konoplev

pgsql-general by date:

Previous
From: Richard Huxton
Date:
Subject: Re: PITR Recovery and out-of-sync indexes
Next
From: Alban Hertroys
Date:
Subject: Re: Select too many ids..