Date: Thu, 23 Oct 2003 22:22:03 +0400 From: Sergey 'DoubleF' Zaharchenko <doublef@tele-kom.ru> To: Marshall Heartley <heartley@earthlink.net> Cc: freebsd-questions@freebsd.org Subject: Re: Need some insight on error messages that I am getting. Message-ID: <20031023222203.7ec181b7.doublef@tele-kom.ru> In-Reply-To: <1066922642.1860.28.camel@taz.local> References: <1066772319.2046.24.camel@taz.local> <20031022155037.1d6ecf07.doublef@tele-kom.ru> <1066828441.3555.11.camel@taz.local> <002f01c398a3$96aa4be0$6a1fa8c0@ocfl061> <1066831021.1860.3.camel@taz.local> <20031022193514.501c6e53.doublef@tele-kom.ru> <1066922642.1860.28.camel@taz.local>
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--Signature=_Thu__23_Oct_2003_22_22_03_+0400_z.V0981Z/E8Uo3yJ Content-Type: text/plain; charset=US-ASCII Content-Disposition: inline Content-Transfer-Encoding: 7bit On Thu, 23 Oct 2003 11:24:02 -0400 Marshall Heartley <heartley@earthlink.net> probably wrote: > <snip> > > Try tweaking it up to, say, WDMA2, etc. and see what happens... > > OK I changed it to WDMA2 and it seems to behave! Well I went a little > further and changed it back to UDMA33 and slowed the ad0 drive to > UDMA33. It was previously set at UDMA66. Did the copy operation again, > it did not show me any errors. > > I am assuming here that FreeBSD does not like drives with different > speeds on the same bus??? Is my assumption correct?? From what little > bit of fooling around that I did seems to support this. When putting > everything back to the defaults, I start seeing the messages again. > > Interesting huh? One of the drives ad0 is capable of ATA100 though my > motherboard is not capable of that. It uses UDMA66 and this transfer > mode works well in other OS's. The drive that is driving me nuts the > ad1 is only capable of UDMA33. > > This info may/maynot help but it might get one to thinking what could be > causing this. \From ata(4) manpage: man> The use of UDMA4(66MHz) and higher together with non-UDMA4 devices on the man> same ATA channel is not recommended, unless they are run at the non-UDMA4 man> device's lower speed. The driver has been designed to handle that kind man> of setup but lots of older devices do not like this. > Thanks for the help so far! > > Marshall > > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.org" > -- DoubleF One Page Principle: A specification that will not fit on one page of 8.5x11 inch paper cannot be understood. -- Mark Ardis --Signature=_Thu__23_Oct_2003_22_22_03_+0400_z.V0981Z/E8Uo3yJ Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.3 (FreeBSD) iD8DBQE/mBxawo7hT/9lVdwRAoTwAJwIPsDR3r/UYTGMWrhqln5t9k6EgQCfeL/Q 2Bv4ImOHTVYp53CLFB+UOOU= =8AEX -----END PGP SIGNATURE----- --Signature=_Thu__23_Oct_2003_22_22_03_+0400_z.V0981Z/E8Uo3yJ--
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