Date: Sat, 6 Mar 1999 08:03:24 +0100 (CET) From: Oliver Fromme <olli@dorifer.heim3.tu-clausthal.de> To: freebsd-scsi@FreeBSD.ORG Subject: Re: 2940U2W supported? Message-ID: <199903060703.IAA07640@dorifer.heim3.tu-clausthal.de>
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Matt Simerson wrote in list.freebsd-scsi:
> On Fri, 5 Mar 1999, Oliver Fromme wrote:
> > > > Every once in a while, it _hangs_ forever when it displays
> > > > "waiting for SCSI devices to settle" during boot (I'd guess
> > > > it happens at every 10th reboot or something like that).
> > > > This happens both with the Adaptec 2940-U2W and with the
> > > > onboard Adaptec U2W of an ASUS P2B-LS, using 3.1-RELEASE.
> > >
> > > I can confirm this behavior.
>
> Our lists aren't that similar. A 9GB Viking II, a 4GB Seagate, and a CD.
> The CD is on the narrow, the other two on the U2W.
>
> da1 at ahc0 bus 0 target 1 lun 0
> da1: <SEAGATE ST34520W 1281> Fixed Direct Access SCSI-2 device
> da1: 40.000MB/s transfers (20.000MHz, offset 15, 16bit), Tagged Queueing
> Enable
> d
> da1: 4340MB (8888924 512 byte sectors: 255H 63S/T 553C)
> da0 at ahc0 bus 0 target 0 lun 0
> da0: <QUANTUM VIKING II 9.1WLS 5520> Fixed Direct Access SCSI-2 device
> da0: 40.000MB/s transfers (20.000MHz, offset 31, 16bit), Tagged Queueing
> Enable
> d
Any reason why you run the U2W disks as UW only?
> (da0:ahc0:0:0:0): tagged openings now 63
>
> I wish I understood that message.
That's normal (as long as it's the only message of that kind
for that disk). It's only informational, telling that the
driver has detected that the HD can grok 63 queued commands
at once. 63 should be pretty good (our IBM DDRS' do 64).
Regards
Oliver
--
Oliver Fromme, Leibnizstr. 18/61, 38678 Clausthal, Germany
(Info: finger userinfo:olli@dorifer.heim3.tu-clausthal.de)
"In jedem Stück Kohle wartet ein Diamant auf seine Geburt"
(Terry Pratchett)
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