Re: [GENERAL] full_page_writes = off?
От | Greg Smith |
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Тема | Re: [GENERAL] full_page_writes = off? |
Дата | |
Msg-id | Pine.GSO.4.64.0712100918320.14895@westnet.com обсуждение исходный текст |
Ответ на | Re: [GENERAL] full_page_writes = off? (Bruce Momjian <bruce@momjian.us>) |
Ответы |
Re: [GENERAL] full_page_writes = off?
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Список | pgsql-docs |
On Mon, 10 Dec 2007, Bruce Momjian wrote: > exist for disk controller caches. Consumer-grade IDE drives are >! particularly likely to have write-back caches that will not survive a >! power failure. To check write caching on <productname>Linux</> use >! <command>hdparm -I</>; it is enabled if there is a <literal>*</> next >! to <literal>Write cache</>. <command>hdparm -W</> can to turn off >! write caching. On <productname>FreeBSD</> use I'm not where I can submit this as a patch right now, but there are two things that should get fixed in the above: --Saying "Consumer-grade IDE drives" isn't quite right; "Consumer-grade IDE and SATA drives" would correctly label the scope of the problem. --There's a typo on the next to last line here: "can to turn off". -- * Greg Smith gsmith@gregsmith.com http://www.gregsmith.com Baltimore, MD
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