| From: | Kyotaro Horiguchi <horikyota(dot)ntt(at)gmail(dot)com> |
|---|---|
| To: | michael(at)paquier(dot)xyz |
| Cc: | pryzby(at)telsasoft(dot)com, sfrost(at)snowman(dot)net, alvherre(at)alvh(dot)no-ip(dot)org, andres(at)anarazel(dot)de, nathandbossart(at)gmail(dot)com, jchampion(at)timescale(dot)com, john(dot)naylor(at)enterprisedb(dot)com, masao(dot)fujii(at)oss(dot)nttdata(dot)com, noriyoshi(dot)shinoda(at)hpe(dot)com, pgsql-hackers(at)postgresql(dot)org, rjuju123(at)gmail(dot)com, sawada(dot)mshk(at)gmail(dot)com, tgl(at)sss(dot)pgh(dot)pa(dot)us, thomas(dot)munro(at)gmail(dot)com |
| Subject: | Re: Improve logging when using Huge Pages |
| Date: | 2023-03-23 08:25:46 |
| Message-ID: | 20230323.172546.1916979127198972068.horikyota.ntt@gmail.com |
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| Lists: | pgsql-hackers |
At Thu, 23 Mar 2023 07:23:28 +0900, Michael Paquier <michael(at)paquier(dot)xyz> wrote in
> On Wed, Mar 22, 2023 at 05:18:28PM -0500, Justin Pryzby wrote:
> > Wow, good point. I think to make it work we'd need put
> > huge_pages_active into BackendParameters and handle it in
> > save_backend_variables(). If so, that'd be strong argument for using a
> > GUC, which already has all the necessary infrastructure for exposing the
> > server's state.
>
> I am afraid so, duplicating an existing infrastructure for a need like
> the one of this thread is not really appealing.
Wouldn't storing the value in the shared memory itself work? Though,
that space does become almost dead for the server's lifetime...
regards.
--
Kyotaro Horiguchi
NTT Open Source Software Center
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