Re: Recommended way to enable data-checksums on Centos 7?

On 2/25/19 2:05 PM, Ken Tanzer wrote:
> On Mon, Feb 25, 2019 at 1:35 PM Adrian Klaver <adrian(dot)klaver(at)aklaver(dot)com
> <mailto:adrian(dot)klaver(at)aklaver(dot)com>> wrote:
>
> If I am following correctly, what you want is something
> like the below from pg_ctl, correct?:
>
> https://www.postgresql.org/docs/11/app-pg-ctl.html
>
> pg_ctl init[db] [-D datadir] [-s] [-o initdb-options]
>
> ...
>
> >      > checksums are good for data integrity, and can only be
> done at init
> >      > time, I wonder if it's worth adding a note about it to that
> >      > documentation page?
> >      >
> >
>
>
> Something like that "-o" option would be nice.  But regardless of the
> solution, and given how simple & streamlined the install path/directions
> are, it seems to me to make sense to have some way of doing this that
> doesn't involve having to read through the setup script.  That could be

From looking at the script running:

postgresql-11-setup --help

will get you that information.

> a simpler option, or it could just be a footnote on the install page,
> next to the initdb command, something like:

That would be nice, unfortunately I am not the person to get that done.
Your best bet on this would be to file an issue here:

https://yum.postgresql.org/contact.php

You will need a community account to do this.

>
> Optionally initialize the database and enable automatic start:
>   /usr/pgsql-11/bin/postgresql-11-setup initdb (*)
>   systemctl enable postgresql-11
>   systemctl start postgresql-11
>
> (*) Some options for initializing the database can't be changed later
> (except by wiping out and reinitializing).  You can specify options by
> running export PGSETUP_INITDB_OPTIONS="<your options>" before running
> this command.  See
> <https://www.postgresql.org/docs/current/app-initdb.html> for options.
> Cheers,
> Ken
>
>
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--
Adrian Klaver
adrian(dot)klaver(at)aklaver(dot)com