>>> with this query I see how much queries running, but the field
>>> current_query are free, so i can't see which queries are very slow.
>>
>>
>> You must perform that query with permission of super_user.
>>
> I've made it in root-account with psql -U postgres - but i can't see
> the query
You must have these lines in your postgresql.conf for the query stats to be
collected:
stats_start_collector = true
stats_command_string = true
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Russ Garrett russ@last.fm
http://last.fm