| From: | Christoph Berg <christoph(dot)berg(at)credativ(dot)de> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Michael Paquier <michael(at)paquier(dot)xyz>, Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org>, Michael Banck <michael(dot)banck(at)credativ(dot)de>, Andreas 'ads' Scherbaum <adsmail(at)wars-nicht(dot)de>, pgsql-hackers(at)lists(dot)postgresql(dot)org |
| Subject: | Re: [PoC PATCH] Parallel dump to /dev/null |
| Date: | 2018-03-20 15:01:09 |
| Message-ID: | 20180320150109.GF32205@msg.credativ.de |
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| Lists: | pgsql-hackers |
Re: Tom Lane 2018-03-20 <12960(dot)1521557852(at)sss(dot)pgh(dot)pa(dot)us>
> It might help if the patch were less enthusiastic about trying to
> "optimize" by avoiding extra file opens/closes in the case of output
> to /dev/null. That seems to account for a lot of the additional
> complication, and I can't see a reason that it'd be worth it.
Note that the last patch was just a PoC to check if the extra
open/close could be avoided. The "real" patch is the 2nd last.
Mit freundlichen Grüßen,
Christoph Berg
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