Hyper threading?

Поиск
Список
Период
Сортировка
От Mariusz Czułada
Тема Hyper threading?
Дата
Msg-id 200409211054.48574.manieq@idea.net.pl
обсуждение исходный текст
Ответы Re: Hyper threading?  (Greg Copeland <greg@copelandconsulting.net>)
Список pgsql-performance
Hi all,

I searched list archives, but did not found anything about HT of Pentium
4/Xeon processors. I wonder if hyperthreading can boost or decrease
performance. AFAIK for other commercial servers (msssql, oracle) official
documents state something like "faster, but not always, so probably slower,
unless faster". User opinions are generaly more clear: better swhitch off HT.

Do you have any experiance or test results regarding hyperthreading? Or what
additional conditions can make HT useful or pointless?

TIA,

Mariusz


В списке pgsql-performance по дате отправления:

Предыдущее
От: Robert Treat
Дата:
Сообщение: Re: vacuum full & max_fsm_pages question
Следующее
От: "Patrick Hatcher"
Дата:
Сообщение: Re: vacuum full & max_fsm_pages question