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.klaver@aklaver.com 
> <mailto:adrian.klaver@aklaver.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.klaver@aklaver.com