Re: SCSI interface cards.

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Hi Rodger --

Thanks for the quick responses. The backup unit is a Overland arcvault
12 w/lto4 drive. The lto4 have,
I think, 120MBps (Native)/240MBps (compressed), so no gain using U320
interface? I'd guess the max thru put
would be 120MBs, with the compressed rate just accomplished because of
data compressing. Sorry to
be thinking out loud here, but this does help!


-- G

>  gary artim wrote:
>  > Hi All --Adaptec SCSI Card 29320LPE
>  >
>  > I'm running fc7 with with an Adaptec aic-7892A U160/m interface card and
>  > recently switched to a backup system running at U320 and would like to get
>  > the extra through put. Could anyone recommend a pci-x / 133MHz card to do this
>  > that works reliably with fc7, soon to be fc8, then fc9. My pocket is about $200
>  > deep. Thanks much for any response!
>  >
>  > -- G.
>  >
>
>  Don't waste your money.
>
>  Unless you spent big money for that backup system (and big money is big enough
>  that you would not be limiting yourself to $200-even $3k drives won't be limited
>  by U160), it won't even get close to U160.   The typical 1k tape drives will at
>  best do 20MB/second, still 1/8 of U160.
>
>  And likely your disk subsystem is not even capable of suppling a sustained data
>  at a U160 rate either, so don't waste your money.
>
>  Check the rated speed of the tape drive, and see how many times below U160 it
>  is, and then don't waste your money.
>
>
>                          Roger
>
>
>

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