| From: | Michael Paquier <michael(dot)paquier(at)gmail(dot)com> |
|---|---|
| To: | Andres Freund <andres(at)anarazel(dot)de> |
| Cc: | Peter Eisentraut <peter(dot)eisentraut(at)2ndquadrant(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Stephen Frost <sfrost(at)snowman(dot)net>, PostgreSQL mailing lists <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Need a builtin way to run all tests faster manner |
| Date: | 2017-03-09 00:34:13 |
| Message-ID: | CAB7nPqQxxAscJ2RbpJPutwdFYRvaaY3Y6Wup046UcW_qXNoLoQ@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Thu, Mar 9, 2017 at 6:49 AM, Andres Freund <andres(at)anarazel(dot)de> wrote:
> On 2017-03-08 16:32:49 -0500, Peter Eisentraut wrote:
>> On 3/6/17 19:53, Andres Freund wrote:
>> > I'm just not quite sure what the best way is to make it easier to run
>> > tests in parallel within the tree.
>>
>> make check-world -j2 seems to run fine for me.
>
> Hm, I at least used to get a lot of spurious failures with this. I
> e.g. don't think the free port selection is race free.
pg_regress is running each Postgres instance in a separate Unix socket
directory, so the port selection is not problem. PostgresNode.pm is
also careful about that.
> Also that
> doesn't solve the issue of the time spent in repetitive initdbs - but
> that's mainly in contrib, and we probably solve that there by having a
> special target in contrib/ building a cluster once.
Yeah, you can count the growing src/test/modules in that as well.
--
Michael
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