Re: Hardware for PostgreSQL

Поиск
Список
Период
Сортировка
От Magnus Hagander
Тема Re: Hardware for PostgreSQL
Дата
Msg-id 472985B5.6010701@hagander.net
обсуждение исходный текст
Ответ на Re: Hardware for PostgreSQL  (Ow Mun Heng <Ow.Mun.Heng@wdc.com>)
Ответы Re: Hardware for PostgreSQL
Список pgsql-performance
Ow Mun Heng wrote:
>> You're likely better off (performance-wise) putting it on the same disk
>> as the database itself if that one has better RAID, for example.
>
> I'm thinking along the lines of since nothing much writes to the OS
> Disk, I should(keyword) be safe.

Unless it's *always* in the cache (not so likely), reads will also move
the heads...

In the situation you have, I'd put the xlog on the same disk as the data
- mainly because it gives you RAID on it in case the disk breaks.

//Magnus

В списке pgsql-performance по дате отправления:

Предыдущее
От: Ow Mun Heng
Дата:
Сообщение: Re: Hardware for PostgreSQL
Следующее
От: Joe Uhl
Дата:
Сообщение: Re: hardware and For PostgreSQL