Date: Tue, 01 Feb 2005 04:47:31 +0100 From: cpghost <cpghost@cordula.ws> To: Francisco Reyes <lists@natserv.com> Cc: FreeBSD Questions List <questions@freebsd.org> Subject: Re: WRITE_DMA UDMA ICRC ERROR Message-ID: <41FEFBD3.9010202@cordula.ws> In-Reply-To: <20050131220910.O83894@zoraida.natserv.net> References: <20050131201532.W60910@zoraida.natserv.net> <20050201014014.GA53676@muva> <20050131220910.O83894@zoraida.natserv.net>
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Francisco Reyes wrote: > > On Tue, 1 Feb 2005, Santo Natale wrote: > >> check if yours new hd is connected through a 80 pin ide cable ( for >> UDMA speed >= 66 ). > > >>> Jan 30 12:52:24 zoraida kernel: ad2: WARNING - WRITE_DMA UDMA ICRC >>> error >>> (retrying request) LBA=52551839 >>> Jan 30 13:08:36 zoraida kernel: ad2: WARNING - WRITE_DMA UDMA ICRC >>> error >>> (retrying request) LBA=88194655 >> > > > In the mean time how could I decrease the UDMA setting so it operates > at a lower speed? Use atacontrol(8): # atacontrol mode 0 Master = UDMA66 Slave = BIOSPIO # atacontrol mode 0 udma33 biospio # atacontrol mode 0 Master = UDMA33 Slave = BIOSPIO > It probably will be a few days before I get to stop by the computer > store. > > Most lines are simply warnings, but there area a few errors. This is > just a backup drive (ie every X number of hours backup some data from > my primary drive) so it's not too much of a problem to slow it down > temporarily. They are warnings, but a UDMA speed mismatch can bite you when you least expect it :) Cheers, -cpghost. -- Cordula's Web. http://www.cordula.ws/
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