Re: Postgres error

On 2/17/20 1:50 AM, Loai Abdallatif wrote:
> Hello Guys,
>
> I have case of two Postgres version 11 ( replication using repmgr) and
> and its work fine as below:
> -bash-4.2$ sudo su - postgres -c " /usr/pgsql-11/bin/repmgr -f
> /var/lib/pgsql/repmgr/repmgr.conf cluster show"
>  ID | Name  | Role    | Status    | Upstream | Location | Priority |
> Connection string
> ----+-------+---------+-----------+----------+----------+----------+--------------------------------------
>  1  | pgdb1 | standby |   running | pgdb2    | default  | 100      |
> host=pgdb1 user=repmgr dbname=repmgr
>  2  | pgdb2 | primary | * running |          | default  | 100      |
> host=pgdb2 user=repmgr dbname=repmgr
>
>
>
> but when I installed pgpool 4.1 on third  server to loadbalace the
> traffic ., from command line I see everything ok like below:
>
> -bash-4.2$ psql -U pgpool  --dbname=postgres --host pgpool -c "show
> pool_nodes"
>  node_id | hostname | port | status | lb_weight |  role   | select_cnt
> | load_balance_node | replication_delay | replication_state |
> replication_sync_state | last_statu
> s_change
> ---------+----------+------+--------+-----------+---------+------------+-------------------+-------------------+-------------------+------------------------+-----------
> ----------
>  0       | pgdb1    | 5432 | up     | 0.500000  | standby | 0
>  | false             | 0                 |                   |
>                | 2020-02-17
>  11:03:31
>  1       | pgdb2    | 5432 | up     | 0.500000  | primary | 3
>  | true              | 0                 |                   |
>                | 2020-02-17
>  11:03:31
>
>
>
>
>
> the problem is appears on when i installed pgpooladmin and tried to stop
> one node ( master os slave ) I got the below error on pgserver ( not
> pgpool)
>
> 2020-02-17 10:49:39.118 IST [2051] ERROR:  function
> pgpool_pgctl(unknown, unknown) does not exist at character 8
> 2020-02-17 10:49:39.118 IST [2051] HINT:  No function matches the given
> name and argument types. You might need to add explicit type casts.
> 2020-02-17 10:49:39.118 IST [2051] STATEMENT:  SELECT
> pgpool_pgctl('stop', 's')
>
> what I can do please

Probably best to ask here:

https://www.pgpool.net/mailman/listinfo/pgpool-general

>
>
>
>

--
Adrian Klaver
adrian(dot)klaver(at)aklaver(dot)com