From: | Stephen Frost <sfrost(at)snowman(dot)net> |
---|---|
To: | Peter Eisentraut <peter(dot)eisentraut(at)enterprisedb(dot)com> |
Cc: | Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org>, Laurenz Albe <laurenz(dot)albe(at)cybertec(dot)at>, "Bossart, Nathan" <bossartn(at)amazon(dot)com>, Michael Paquier <michael(at)paquier(dot)xyz>, Bernd Helmle <mailings(at)oopsware(dot)de>, "tsunakawa(dot)takay(at)fujitsu(dot)com" <tsunakawa(dot)takay(at)fujitsu(dot)com>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: Change default of checkpoint_completion_target |
Date: | 2021-01-19 19:14:50 |
Message-ID: | 20210119191450.GO27507@tamriel.snowman.net |
Views: | Raw Message | Whole Thread | Download mbox | Resend email |
Thread: | |
Lists: | pgsql-hackers |
Greetings,
* Peter Eisentraut (peter(dot)eisentraut(at)enterprisedb(dot)com) wrote:
> On 2021-01-13 23:10, Stephen Frost wrote:
> >>Yes, I agree, and am involved in that thread as well- currently waiting
> >>feedback from others about the proposed approach.
> >I've tried to push that forward. I'm happy to update this patch once
> >we've got agreement to move forward on that, to wit, adding to an
> >'obsolete' section in the documentation information about this
> >particular GUC and how it's been removed due to not being sensible or
> >necessary to continue to have.
>
> Some discussion a few days ago was arguing that it was still necessary in
> some cases as a way to counteract the possible lack of tuning in the kernel
> flushing behavior. I think in light of that we should go with your first
> patch that just changes the default, possibly with the documentation updated
> a bit.
Rebased and updated patch attached which moves back to just changing the
default instead of removing the option, with a more explicit call-out of
the '90%', as suggested by Michael on the other patch.
Any further comments or thoughts on this one?
Thanks,
Stephen
Attachment | Content-Type | Size |
---|---|---|
cct_def_v3.patch | text/x-diff | 6.7 KB |
From | Date | Subject | |
---|---|---|---|
Next Message | Tom Lane | 2021-01-19 19:30:46 | Re: Change default of checkpoint_completion_target |
Previous Message | Justin Pryzby | 2021-01-19 19:07:20 | Re: [HACKERS] Custom compression methods |