On Fri, Sep 14, 2018 at 11:35 AM, Alvaro Herrera
<alvherre@2ndquadrant.com> wrote:
> On 2018-Sep-13, Michael Paquier wrote:
>> Improve autovacuum logging for aggressive and anti-wraparound runs
>>
>> A log message was being generated when log_min_duration is reached for
>> autovacuum on a given relation to indicate if it was an aggressive run,
>> and missed the point of mentioning if it is doing an anti-wrapround
>> run. The log message generated is improved so as one, both or no extra
>> details are added depending on the option set.
>
> Hmm, can a for-wraparound vacuum really not be aggressive? I think one
> of those four cases is really dead code.
My first question was whether TWO of them were dead code ... isn't an
aggressive vacuum to prevent wraparound, and a vacuum to prevent
wraparound aggressive?
I can't figure out what this is giving us that we didn't have before.
--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company