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

Bruce Momjian <maillist@candle.pha.pa.us>

From: Bruce Momjian <maillist@candle.pha.pa.us>
To: ocie@paracel.com
Cc: kgor@inetspace.com, jwieck@debis.com, boersenspiel@vocalweb.de, pgsql-hackers@postgreSQL.org
Date: 1998-02-17T03:15:58Z
Lists: pgsql-hackers
> 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