Re: RHEL OS upgrade from 6.7 (Current version) to 8 version for Postgresql database

Best is to get a parallel server and setup postgresql12 and perform export
from rhel6 pg instance and import into rhel7 pg instance ..

Thanks,
Imran

On Fri, 19 Mar 2021, 10:12 ram pratap maurya, <rampratap0000(at)gmail(dot)com>
wrote:

> Dear Team,
>
>
>
> we are planing to RHEL OS upgrade from 6.7 (Current version) to 8 version.
>
> currently postgresql-12.6 version running on the server , we have
> upgraded OS on test DB server from 6 to 8 version during OS upgrade
> postgresql-12,11 and other package is removed and Postgresql is not
> started. that why my DB is crashed , can you please suggest what is best
> way to upgrade OS.
>
>
>
> And also confirm postgresql-13 support RHEL 6 version because during
> installation its showing postgresql13-server not found.
>
>
>
> .....................................
>
>
>
> # rpm iav | grep 'el6'
>
> atop-1.27-2.el6.x86_64 Fri Jul 13
> 12:35:22 2018
>
> bakefile-0.2.8-3.el6.centos.x86_64 Fri May 20
> 15:40:05 2016
>
> glances-1.7.4-1.el6.noarch Fri Jul 13
> 12:44:57 2018
>
> htop-1.0.3-1.el6.x86_64 Fri Jul 13
> 12:34:03 2018
>
> iftop-1.0-0.14.pre4.el6.x86_64 Fri Jul 13
> 12:40:07 2018
>
> nethogs-0.8.5-1.el6.x86_64 Fri Jul 13
> 12:36:37 2018
>
> nmon-16g-3.el6.x86_64 Fri Jul 13
> 12:43:13 2018
>
> postgresql11-11.11-2PGDG.rhel6.x86_64 Thu Mar 11
> 19:17:57 2021
>
> postgresql11-contrib-11.11-2PGDG.rhel6.x86_64 Thu Mar 11
> 19:18:30 2021
>
> postgresql11-libs-11.11-2PGDG.rhel6.x86_64 Thu Mar 11
> 19:17:27 2021
>
> postgresql11-server-11.11-2PGDG.rhel6.x86_64 Thu Mar 11
> 19:17:58 2021
>
> postgresql12-12.6-2PGDG.rhel6.x86_64 Thu Mar 11
> 19:17:56 2021
>
> postgresql12-contrib-12.6-2PGDG.rhel6.x86_64 Thu Mar 11
> 19:18:30 2021
>
> postgresql12-libs-12.6-2PGDG.rhel6.x86_64 Thu Mar 11
> 19:17:26 2021
>
> postgresql12-server-12.6-2PGDG.rhel6.x86_64 Thu Mar 11
> 19:18:00 2021
>
> postgresql94-9.4.8-1PGDG.rhel6.x86_64 Mon May 23
> 23:14:42 2016
>
> postgresql94-contrib-9.4.8-1PGDG.rhel6.x86_64 Mon May 23
> 23:14:42 2016
>
> postgresql94-devel-9.4.8-1PGDG.rhel6.x86_64 Tue May 24
> 01:06:53 2016
>
> postgresql94-libs-9.4.8-1PGDG.rhel6.x86_64 Mon May 23
> 23:14:41 2016
>
> postgresql94-server-9.4.8-1PGDG.rhel6.x86_64 Mon May 23
> 23:14:43 2016
>
> postgresql96-9.6.21-1PGDG.rhel6.x86_64 Thu Mar 11
> 19:17:55 2021
>
> postgresql96-contrib-9.6.21-1PGDG.rhel6.x86_64 Thu Mar 11
> 19:18:29 2021
>
> postgresql96-devel-9.6.21-1PGDG.rhel6.x86_64 Thu Mar 11
> 19:18:31 2021
>
> postgresql96-docs-9.6.21-1PGDG.rhel6.x86_64 Thu Mar 11
> 19:19:24 2021
>
> postgresql96-libs-9.6.21-1PGDG.rhel6.x86_64 Thu Mar 11
> 19:17:26 2021
>
> postgresql96-server-9.6.21-1PGDG.rhel6.x86_64 Thu Mar 11
> 19:18:01 2021
>
> python-empy-3.3-5.el6.centos.noarch Fri May 20
> 15:40:05 2016
>
> python-psutil-0.6.1-1.el6.x86_64 Fri Jul 13
> 12:44:56 2018
>
> ql2400-firmware-7.03.00-1.el6_5.noarch Tue May 10
> 18:39:39 2016
>
> ql2500-firmware-7.03.00-1.el6_5.noarch Tue May 10
> 18:39:39 2016
>
> wxBase-2.8.12-1.el6.centos.x86_64 Fri May 20
> 15:39:57 2016
>
> wxGTK-2.8.12-1.el6.centos.x86_64 Fri May 20
> 15:39:58 2016
>
> wxGTK-devel-2.8.12-1.el6.centos.x86_64 Fri May 20
> 15:40:06 2016
>
> wxGTK-gl-2.8.12-1.el6.centos.x86_64 Fri May 20
> 15:39:59 2016
>
> wxGTK-media-2.8.12-1.el6.centos.x86_64 Fri May 20
> 15:39:59 2016
>