Re: TODO : Allow parallel cores to be used by vacuumdb [ WIP ]
| От | Euler Taveira |
|---|---|
| Тема | Re: TODO : Allow parallel cores to be used by vacuumdb [ WIP ] |
| Дата | |
| Msg-id | 52D7EB46.6030504@timbira.com.br обсуждение исходный текст |
| Ответ на | Re: TODO : Allow parallel cores to be used by vacuumdb [ WIP ] (Dilip kumar <dilip.kumar@huawei.com>) |
| Ответы |
Re: TODO : Allow parallel cores to be used by vacuumdb [
WIP ]
Re: TODO : Allow parallel cores to be used by vacuumdb [ WIP ] |
| Список | pgsql-hackers |
On 08-11-2013 06:20, Dilip kumar wrote: > On 08 November 2013 13:38, Jan Lentfer > > >> For this use case, would it make sense to queue work (tables) in order of their size, starting on the largest one? > >> For the case where you have tables of varying size this would lead to a reduced overall processing time as it preventslarge (read: long processing time) tables to be processed in the last step. While processing large tables at firstand filling up "processing slots/jobs" when they get free with smaller tables one after the other would safe overallexecution time. > Good point, I have made the change and attached the modified patch. > Don't you submit it for a CF, do you? Is it too late for this CF? -- Euler Taveira Timbira - http://www.timbira.com.br/ PostgreSQL: Consultoria, Desenvolvimento, Suporte24x7 e Treinamento
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