Date: Mon, 15 Dec 2008 08:32:10 -1000 From: Al Plant <noc@hdk5.net> To: Wojciech Puchar <wojtek@wojtek.tensor.gdynia.pl> Cc: "Jason C. Wells" <jcw@highperformance.net>, freebsd general questions <freebsd-questions@freebsd.org> Subject: Re: Disk Errors Message-ID: <4946A2AA.5020903@hdk5.net> In-Reply-To: <20081214231618.Q50235@wojtek.tensor.gdynia.pl> References: <49453A7A.1030701@highperformance.net> <20081214231618.Q50235@wojtek.tensor.gdynia.pl>
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Wojciech Puchar wrote: >> ad2: FAILURE - READ_DMA timed out LBA=0 >> ad2: TIMEOUT - READ_DMA retrying (1 retry left) LBA=1 >> ad2: TIMEOUT - READ_DMA retrying (0 retries left) LBA=1 >> >> The flash drive is detected with 3940272 sectors. Is there a way to >> control the LBA= parameter? Does it matter if I try? > no. > >> >> How can I control the number of retries? >> >> I read that FreeBSD doesn't use the BIOS at least for CHS. Does >> FreeBSD use the BIOS for PIO and UDMA modes? > no. > > try disabling dma with > > set hw.ata.ata_dma=0 > > bootloader command > _______________________________________________ > 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" > Aloha, Wojciech, could be on the right track. I have recently had to do this on several different FreeBSd server boxes to stop these errors. Both current FreeBSD 7 and 8 have done this. Hardware didnt seem to matter. ~Al Plant - Honolulu, Hawaii - Phone: 808-284-2740 + http://hawaiidakine.com + http://freebsdinfo.org + + http://aloha50.net - Supporting - FreeBSD 6.* - 7.* - 8.* + < email: noc@hdk5.net > "All that's really worth doing is what we do for others."- Lewis Carrol
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