Re: [2.6 patch] the scheduled removal of the obsolete raw driver

From: Lee Revell
Date: Sat Jan 21 2006 - 19:14:10 EST


On Sat, 2006-01-21 at 19:09 -0500, Gene Heskett wrote:
> On Saturday 21 January 2006 18:59, Doug McNaught wrote:
> >Gene Heskett <gene.heskett@xxxxxxxxxxx> writes:
> >>>No, it's a different raw driver, for big databases that basically
> >>> want their own custom filesystem on a disk.
> >>
> >> With the attendent possibility of rendering the whole thing
> >> unrecoverably moot?
> >>
> >> OTOH, if this database actually does have a better way, and its
> >> mature and proven, then I see no reason to cripple the database
> >> people just to remove what is viewed as a potentially dangerous path
> >> to the media surface for the unwashed to abuse.
> >
> >The database people have a newer and supported way to do that, via the
> >O_DIRECT flag to open(). They aren't losing any functionality.
> >
> Good, but what about speed, is that impacted in any way they can
> measure, or is this flag/method actually faster than the raw driver is?

A loss of speed is a loss of functionality, and would not be accepted.

Lee

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