Subject: Re: scsi hardware error
To: Steve Bellovin <>
From: Wojciech Puchar <>
List: netbsd-users
Date: 01/02/2002 19:54:33
> sd0(ahc1:0:0):  Check condition on CDB: 0x28 00 00 44 e8 32 00 00 10 00
>     SENSE KEY:  Hardware Error
>      ASC/ASCQ:  Diagnostic Failure on Component 0x01
>      FRU CODE:  0x3

isn't it something like "SMART" but on SCSI?
that disk raport problems it detect.

> I assume that "FRU CODE" tells me what field-replaceable unit is bad.
> But I don't know what '0x3' refers to.  My guess is that it's the
> controller, since the disk is both new and was installed in response to
> previous indications of hardware failure.  (The drive is a Seagate 18G
> ST318461W; the controller is an Adaptec AIC-7890 on the motherboard.
> The machine is running NetBSD 1.5.2.)
> 		--Steve Bellovin,
> 		Full text of "Firewalls" book now at

Instead of asking why a piece of software is using "1970s technology,"
start asking why software is ignoring 30 years of accumulated wisdom.