| From: | Andres Freund <andres(at)anarazel(dot)de> |
|---|---|
| To: | Jacob Champion <jacob(dot)champion(at)enterprisedb(dot)com> |
| Cc: | Robert Haas <robertmhaas(at)gmail(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: test_json_parser/002_inline is kind of slow |
| Date: | 2025-09-26 15:38:03 |
| Message-ID: | h7eplq2hsfioky4r6hvq2hy75dlhtdn5jhnf2y26wvznh7otdb@vh45vevnnj6i |
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| Lists: | pgsql-hackers |
Hi,
On 2025-09-26 08:33:08 -0700, Jacob Champion wrote:
> On Fri, Sep 26, 2025 at 8:12 AM Robert Haas <robertmhaas(at)gmail(dot)com> wrote:
> > Basically anything that would allow us to do multiple tests
> > without having to fork a new process for every single one seems like
> > it would probably save quite a bit.
>
> Agreed, it's pretty inefficient. (For comparison, it runs in about two
> seconds on my machine, so I hadn't noticed how bad it had gotten.
> Thanks for pointing it out.)
>
> The hammer I had available at the time was
> Perl-plus-compiled-executable.
You can just support running multiple tests with one run of the executable,
e.g. by splitting the input / output on null bytes.
Greetings,
Andres Freund
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