Re: TODO : Allow parallel cores to be used by vacuumdb [ WIP ] - Mailing list pgsql-hackers

From Simon Riggs
Subject Re: TODO : Allow parallel cores to be used by vacuumdb [ WIP ]
Date
Msg-id CA+U5nM+ZGWax2h28BKioUy6UgPDrPTyW=wKwRmjRqwjNG9xHwA@mail.gmail.com
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In response to Re: TODO : Allow parallel cores to be used by vacuumdb [ WIP ]  (Amit Kapila <amit.kapila16@gmail.com>)
List pgsql-hackers
On 17 October 2014 12:52, Amit Kapila <amit.kapila16@gmail.com> wrote:

> It is quite possible, but still I think to accomplish such a function,
> we need to have some mechanism where it can inform auto vacuum
> and then some changes in auto vacuum to receive/read that information
> and reply back.  I don't think any such mechanism exists.

That's exactly how the CHECKPOINT command works, in conjunction with
the checkpointer process.

-- Simon Riggs                   http://www.2ndQuadrant.com/PostgreSQL Development, 24x7 Support, Training & Services



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