Re: wal_level not changing

Tried but does not work.

I see below output when I check the status of the service.

systemctl status postgresql-9.6

*●* postgresql-9.6.service - PostgreSQL 9.6 database server

Loaded: loaded (/usr/lib/systemd/system/postgresql-9.6.service; enabled;
vendor preset: disabled)

Active: *failed* (Result: exit-code) since Mon 2017-09-04 11:25:42 EDT;
27min ago

Process: 28093 ExecStop=/opt/postgresql/9.6/bin/pg_ctl stop -m fast -w -D
/data/9.6/data *(code=exited, status=1/FAILURE)*

Process: 28052 ExecStart=/opt/postgresql/9.6/bin/pg_ctl start -w -t
${TimeoutSec} -D /data/9.6/data -l /data/9.6/data/pg_log/startup.log
(code=exited, status=0/SUCCESS)

Main PID: 28054 (code=exited, status=0/SUCCESS)

Sep 04 11:25:36 ashprmlpdb-p05 systemd[1]: Starting PostgreSQL 9.6 database
server...

Sep 04 11:25:36 ashprmlpdb-p05 systemd[1]: Started PostgreSQL 9.6 database
server.

Sep 04 11:25:42 ashprmlpdb-p05 systemd[1]: *postgresql-9.6.service: control
process exited, code=exited status=1*

Sep 04 11:25:42 ashprmlpdb-p05 systemd[1]: *Unit postgresql-9.6.service
entered failed state.*

Sep 04 11:25:42 ashprmlpdb-p05 systemd[1]: *postgresql-9.6.service failed.*

Thanks & Regards,
Sumeet Shukla

On Mon, Sep 4, 2017 at 9:20 PM, Vasilis Ventirozos <v(dot)ventirozos(at)gmail(dot)com>
wrote:

> try ALTER SYSTEM set wal_level = 'minimal';
> and then restart , just make sure that archiving is disabled first.
>
> Vasilis Ventirozos
>
>
> On 4 Sep 2017, at 18:42, Sumeet Shukla <sumeet(dot)k(dot)shukla(at)gmail(dot)com> wrote:
>
>
> Hi,
>
> update pg_settings set reset_val='minimal' where name='wal_level';
>
> ERROR: parameter "wal_level" cannot be changed without restarting the
> server
>
>
> set wal_level='minimal';
>
> ERROR: parameter "wal_level" cannot be changed without restarting the
> server
>
>
> update pg_settings set setting='minimal' where name='wal_level';
>
> ERROR: parameter "wal_level" cannot be changed without restarting the
> server
>
>
> Even after restarting and reloading the server multiple times the setting
> does not update and remains as below:
>
> show wal_level;
>
> +-----------+
>
> | wal_level |
>
> +-----------+
>
> | replica |
>
> +-----------+
>
>
>
> Thanks & Regards,
> Sumeet Shukla
>
>
>