| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Andres Freund <andres(at)anarazel(dot)de> |
| Cc: | Robert Haas <robertmhaas(at)gmail(dot)com>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: slowest tap tests - split or accelerate? |
| Date: | 2022-01-19 17:14:21 |
| Message-ID: | 542839.1642612461@sss.pgh.pa.us |
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| Lists: | pgsql-hackers |
Andres Freund <andres(at)anarazel(dot)de> writes:
> On 2022-01-19 11:54:01 -0500, Tom Lane wrote:
>> Me too ;-). As I remarked earlier, I'd tried this once before and
>> gave up because it didn't seem to be winning much. But that was
>> before we had so many initdb's triggered by TAP tests, I think.
> What approach did you use? Do you have a better idea than generating
> tmp_install/initdb_template?
No, it was largely the same as what you have here, I think. I dug
up my WIP patch and attach it below, just in case there's any ideas
worth borrowing.
>> (Note that all four runs have the "fsync = on" removed from
>> 008_fsm_truncation.pl.)
> I assume you're planning on comitting that?
Yeah, will do that shortly.
regards, tom lane
| Attachment | Content-Type | Size |
|---|---|---|
| old-hack-to-avoid-duplicate-initdb.patch | text/x-diff | 4.6 KB |
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