On 20/09/16 17:47, Robert Haas wrote:
> On Tue, Sep 20, 2016 at 11:27 AM, Peter Eisentraut
> <peter.eisentraut@2ndquadrant.com> wrote:
>> On 9/19/16 2:18 PM, Robert Haas wrote:
>>> I suggest that we make it part of bgw_flags, but use a bitmask for it,
>>> like this:
>>>
>>> #define BGWORKER_CLASS_MASK 0x00f0
>>> #define BGWORKER_CLASS_PARALLEL 0x0010
>>> /* add additional bgworker classes here */
>>
>> Unless we have a mechanism that makes use of this somehow, this attempt
>> at categorizing might be premature.
>
> My main reason for wanting is that I suspect there will be a similar
> desire to limit the number of replication workers at some point.
>
Yes there definitely is desire to use this for replication workers as
well. The logical replication launcher currently handles the limit by
itself but I'd definitely prefer to reuse something more generic.
-- Petr Jelinek http://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Training &
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