>> You mean that ...
>> Log_autovacuum_min_duration assumes a role of VACOPT_VERBOSE.
>> Even if this parameter never use currently for manual vacuum,
>> log_autovacuum_min_duration should be set zero(anytime output)
>> when we executes "VACUUM(or ANALYZE) VERBOSE".
>> Is my understanding correct? If so,it sounds logical.
>>
>
>Yup, that's my opinion. Now I don't know if people would mind to remove
>VACOPT_VERBOSE and replace the control it does by log_min_duration in
>VacuumStmt. At least both things are overlapping, and log_min_duration
>offers more options than the plain VACOPT_VERBOSE.
OK. I agree with you.
Please re-implement as you are thinking.
>> If we can abolish VERBOSE option,
>> I think it's ideal that we will prepare a new parameter like
>> a log_min_duration_vacuum(and log_min_duration_analyze) which
>> integrating "VERBOSE feature" and "log_autovacuum_min_duration".
>>
>
>What I think you are proposing here is a VERBOSE option that hypothetically
>gets activated if a manual VACUUM takes more than a certain amount
>specified by those parameters. I doubt this would be useful. In any case
>this is unrelated to this patch.
I suspect manual vacuum often executes as "semi-auto vacuum"
by job-scheduler, cron, etc in actual maintenance cases.
Whether auto or manual, I think that's important to output
their logs in the same mechanism.
Sorry, I seem to have wandered from the subject.
Naoya