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

From Dilip kumar
Subject Re: TODO : Allow parallel cores to be used by vacuumdb [ WIP ]
Date
Msg-id 4205E661176A124FAF891E0A6BA9135266335316@szxeml509-mbs.china.huawei.com
Whole thread Raw
In response to Re: TODO : Allow parallel cores to be used by vacuumdb [ WIP ]  (Jeff Janes <jeff.janes@gmail.com>)
Responses Re: TODO : Allow parallel cores to be used by vacuumdb [ WIP ]
List pgsql-hackers
On 24 June 2014 03:31, Jeff Wrote,

> >  Attached the latest updated patch
> >  1. Rebased the patch to current GIT head.
> >  2. Doc is updated.
> >  3. Supported parallel execution for all db option also.
> 
> This patch needs to be rebased after the analyze-in-stages patch,
> c92c3d50d7fbe7391b5fc864b44434.

Thank you for giving your attention to this, I will rebase this.. 
> Although that patch still needs to some work itself, despite being
> committed, as still loops over the stages for each db, rather than the
> dbs for each stage.

If I understood your comment properly, Here you mean to say that 
In vacuum_all_databases instead to running all DB's in parallel, we are running db by db in parallel?

I think we can fix this..

> 
> So I don't know if this patch is really reviewable at this point, as it
> is not clear how those things are going to interact with each other.

Exactly what points you want to mention here ?

Regards,
Dilip Kumar

pgsql-hackers by date:

Previous
From: Amit Kapila
Date:
Subject: Re: Wait free LW_SHARED acquisition - v0.2
Next
From: Alvaro Herrera
Date:
Subject: Re: ALTER TABLESPACE MOVE command tag tweak