On Tue, Feb 08, 2005 at 05:53:43PM +0100, Paul Bijnens wrote:
> Jon LaBadie wrote:
>
> >On Tue, Feb 08, 2005 at 04:02:29PM +0100, Paul Bijnens wrote:
> >
> >>All that said, when using an LTO drive, you may have hardware
> >>compression enabled anyway, because the hw compr algorithm in those
> >>drives does not expand uncompressable data.
> >
> >
> >Maybe the amtapetype message should be revised to something like:
> >
> > hardware compression off (or drive uses a dynamic compression algorithm)
> >
>
> Actually the message is still correct.
> amtapetype does detect if hw compr is enabled.
> And you would notice the effect if you wrote without software compression.
> The fact that the algorithm does not expand data is something else.
My misreading of your statement. I missed the "when using an LTO drive"
and thought you meant hardware compression might have been on when
amtapetype was run but could have been fooled.
Sorry bout dat.
jl
--
Jon H. LaBadie jon AT jgcomp DOT com
JG Computing
4455 Province Line Road (609) 252-0159
Princeton, NJ 08540-4322 (609) 683-7220 (fax)
|