Re: Disk latency goes up during certaing pediods

Поиск
Список
Период
Сортировка
От German Becker
Тема Re: Disk latency goes up during certaing pediods
Дата
Msg-id CALyjCLs1qTQimn+2oVYcw2DtFN8aRnAgh2AfYbD+uQE1n6f3uQ@mail.gmail.com
обсуждение исходный текст
Ответ на Re: Disk latency goes up during certaing pediods  (bricklen <bricklen@gmail.com>)
Список pgsql-admin
I'm using kernel 3.2 so this probably apply. Many thanks! I'll upgrade the kernel and let you know


On Wed, Jul 31, 2013 at 1:34 PM, bricklen <bricklen@gmail.com> wrote:
On Wed, Jul 31, 2013 at 9:25 AM, German Becker <german.becker@gmail.com> wrote:
To all whom might be interested, I have an update on this.
I run some tests on the old production DB which was Posgres 8.3 (and only one disk for everything), using pgreplay, running the same queries as the 9.1 server.
Here is the output of iostat for the 8.3 server:
...
Here is the output for 9.1:
...

What kernel are you running? Could it be related to a recent discussions about the 3.2 kernel?
http://markmail.org/message/qosngswoy5lqmxlr

В списке pgsql-admin по дате отправления:

Предыдущее
От: bricklen
Дата:
Сообщение: Re: Disk latency goes up during certaing pediods
Следующее
От: Kevin Grittner
Дата:
Сообщение: Re: unexpected EOF on client connection during pg_dumpall