Date: Sun, 14 Dec 2008 23:16:48 +0100 (CET) From: Wojciech Puchar <wojtek@wojtek.tensor.gdynia.pl> To: "Jason C. Wells" <jcw@highperformance.net> Cc: freebsd general questions <freebsd-questions@freebsd.org> Subject: Re: Disk Errors Message-ID: <20081214231618.Q50235@wojtek.tensor.gdynia.pl> In-Reply-To: <49453A7A.1030701@highperformance.net> References: <49453A7A.1030701@highperformance.net>
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> 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
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