Postgres Pro
Downloads
Home   >   mailing lists

Re: pgsql: Handle lack of DSM slots in parallel btree build. - Mailing list pgsql-committers

From Thomas Munro
Subject Re: pgsql: Handle lack of DSM slots in parallel btree build.
Date
Msg-id CA+hUKGK1teTDFxc8SbQOgXN6rMNmC2TLwg=KXL0YGuM=gfw3AQ@mail.gmail.com
Whole thread Raw
In response to Re: pgsql: Handle lack of DSM slots in parallel btree build.  (Peter Geoghegan <pg@bowt.ie>)
Responses Re: pgsql: Handle lack of DSM slots in parallel btree build.  (Peter Geoghegan <pg@bowt.ie>)
List pgsql-committers
Tree view 
On Wed, Feb 5, 2020 at 6:47 AM Peter Geoghegan <pg@bowt.ie> wrote:
> On Tue, Feb 4, 2020 at 9:42 AM Peter Geoghegan <pg@bowt.ie> wrote:
> > Can we reuse _bt_end_parallel() this time around? It would be easy to
> > add a "bool wait" argument to _bt_end_parallel(). All existing callers
> > would pass true, but when not using parallelism due to the new DSM
> > segment check we'd pass false.
>
> Hmm. I see why you didn't do it that way -- we don't quite have the
> variables set up in the way that _bt_end_parallel() expects them.
>
> This looks good, then.

Thanks.  Pushed.

pgsql-committers by date:

Previous
From: Thomas Munro
Date:
Subject: pgsql: Handle lack of DSM slots in parallel btree build, take 2.
Next
From: Peter Geoghegan
Date:
Subject: Re: pgsql: Handle lack of DSM slots in parallel btree build.