Re: 9.3 feature proposal: vacuumdb -j #

On 01/17/2012 07:33 AM, Jaime Casanova wrote:
> On Tue, Jan 17, 2012 at 7:23 AM, Andres Freund<andres@anarazel.de>  wrote:
>> On Tuesday, January 17, 2012 01:18:53 PM Susanne Ebrecht wrote:
>>> I would prefer to have an option that the user is able to tell on how much
>>> cores it should be shared. Something like --share-cores=N.
>> Uhm. -j # does exactly that or am I missing your point?
>>
> not really.
>
> if you have 12 cores and you say -j 12 you would have 1 process per
> core, with Susanne's suggestion, AFAIUI, you can say -j 12
> --shared-cores=6... so you would only use 6 cores of the 12 and have 2
> processes per core
>

That looks messy. IMNSHO it should work just like pg_restore's -j.

cheers

andrew