Re: Misaligned BufferDescriptors causing major performance problems on AMD

Поиск
Список
Период
Сортировка
От Bruce Momjian
Тема Re: Misaligned BufferDescriptors causing major performance problems on AMD
Дата
Msg-id 20150106024304.GA13684@momjian.us
обсуждение исходный текст
Ответ на Re: Misaligned BufferDescriptors causing major performance problems on AMD  (Andres Freund <andres@2ndquadrant.com>)
Ответы Re: Misaligned BufferDescriptors causing major performance problems on AMD  (Andres Freund <andres@2ndquadrant.com>)
Список pgsql-hackers
On Fri, Jan  2, 2015 at 06:25:52PM +0100, Andres Freund wrote:
> I can't run tests right now...
> 
> What exactly do you want to see with these tests? that's essentially
> what I've already benchmarked + some fprintfs?

I want to test two patches that both allocate an extra 64 bytes but
shift the alignment of just the buffer descriptor memory allocation.

--  Bruce Momjian  <bruce@momjian.us>        http://momjian.us EnterpriseDB
http://enterprisedb.com
 + Everyone has their own god. +



В списке pgsql-hackers по дате отправления:

Предыдущее
От: Michael Paquier
Дата:
Сообщение: Re: [REVIEW] Re: Compression of full-page-writes
Следующее
От: Amit Kapila
Дата:
Сообщение: Re: parallel mode and parallel contexts