Re: DASD PUMP failure (was:RAID failure)

[PaulMmn <PaulMmn@xxxxxxxxxxxxx>]

>At 05:41 PM 1/27/98 -0700, Al wrote (in part):

>Most attempts to use PUMP today fail, not because PUMP is less reliable,
>but because the electronics are more reliable.


Do you mean that, since the electronics are more reliable, when a pump
fails, it's the hardware that's failing, with little chance of recovery?



>Notwithstanding this fact,
>our shop has suffered three DASD failures in the last two months, and two
>of the three were pumpable.  These failures occurred on an F25 where RAID-5
>is not available.  Today, we hardly sell any systems without RAID-5, so
>DASD failures have become a rarity.


Is CHECKSUM still available for the lower-end machines?  We started using
CHECKSUM in our S/38 days, and I wouldn't want -any- machine without some
kind of redundancy!

--Paul E Musselman
PaulMmn@ix.netcom.com


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