Re: Block level parallel vacuum WIP

On 3/4/17 9:08 PM, Masahiko Sawada wrote:
> On Sat, Mar 4, 2017 at 5:47 PM, Robert Haas <robertmhaas(at)gmail(dot)com> wrote:
>> On Fri, Mar 3, 2017 at 9:50 PM, Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com> wrote:
>>> Yes, it's taking a time to update logic and measurement but it's
>>> coming along. Also I'm working on changing deadlock detection. Will
>>> post new patch and measurement result.
>>
>> I think that we should push this patch out to v11. I think there are
>> too many issues here to address in the limited time we have remaining
>> this cycle, and I believe that if we try to get them all solved in the
>> next few weeks we're likely to end up getting backed into some choices
>> by time pressure that we may later regret bitterly. Since I created
>> the deadlock issues that this patch is facing, I'm willing to try to
>> help solve them, but I think it's going to require considerable and
>> delicate surgery, and I don't think doing that under time pressure is
>> a good idea.
>>
>> From a fairness point of view, a patch that's not in reviewable shape
>> on March 1st should really be pushed out, and we're several days past
>> that.
>>
>
> Agreed. There are surely some rooms to discuss about the design yet,
> and it will take long time. it's good to push this out to CF2017-07.
> Thank you for the comment.

I have marked this patch "Returned with Feedback." Of course you are
welcome to submit this patch to the 2017-07 CF, or whenever you feel it
is ready.

--
-David
david(at)pgmasters(dot)net