Re: DB logging (was: Problem with the numbers I reported yesterday)

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От Bruce Momjian
Тема Re: DB logging (was: Problem with the numbers I reported yesterday)
Дата
Msg-id 199802170315.WAA17854@candle.pha.pa.us
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Ответ на Re: DB logging (was: Problem with the numbers I reported yesterday)  (ocie@paracel.com)
Ответы Re: DB logging (was: Problem with the numbers I reported yesterday)
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> What exactly do you mean by "raw devices" that it is not offered by
> Linux?  If I take a partition of one of my hard drives and I don't
> make a filesystem on it, I can perform reads and writes on the "raw
> device" /dev/hd?? or /dev/sd??  I didn't think these writes were
> buffered (if that's what you're referring to), but I could be wrong.

Your /dev/hd* goes through the the buffer cache, the raw versions
/dev/rhd* does not.

--
Bruce Momjian
maillist@candle.pha.pa.us

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