Re: Enable data checksums by default - Mailing list pgsql-hackers

From Bruce Momjian
Subject Re: Enable data checksums by default
Date
Msg-id Zsifv7fA1oB6DYFh@momjian.us
Whole thread Raw
In response to Re: Enable data checksums by default  (Peter Eisentraut <peter@eisentraut.org>)
Responses Re: Enable data checksums by default
List pgsql-hackers
On Fri, Aug 23, 2024 at 03:17:17PM +0200, Peter Eisentraut wrote:
> On 08.08.24 19:19, Greg Sabino Mullane wrote:
> > Thank you for the feedback. Please find attached three separate patches.
> > One to add a new flag to initdb (--no-data-checksums), one to adjust the
> > tests to use this flag as needed, and the final to make the actual
> > switch of the default value (along with tests and docs).
> 
> I think we can get started with the initdb --no-data-checksums option.
> 
> The 0001 patch is missing documentation and --help output for this option.
> Also, some of the tests for the option that are in patch 0003 might be
> better in patch 0001.
> 
> Separately, this
> 
> -        may incur a noticeable performance penalty. If set, checksums
> +        may incur a small performance penalty. If set, checksums
> 
> should perhaps be committed separately.  I don't think the patch 0003 really
> changes the performance penalty. ;-)

I think "might" would be more precise than "may" above.

-- 
  Bruce Momjian  <bruce@momjian.us>        https://momjian.us
  EDB                                      https://enterprisedb.com

  Only you can decide what is important to you.



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