Date: Mon, 18 Feb 2008 17:30:16 +0100 From: Hans Petter Selasky <hselasky@c2i.net> To: freebsd-usb@freebsd.org Subject: Re: Copying to usb flash drive corrupts files Message-ID: <200802181730.17473.hselasky@c2i.net> In-Reply-To: <32f529bc0802180102m6fa12e32x1903e3a8b98a70b3@mail.gmail.com> References: <32f529bc0802180102m6fa12e32x1903e3a8b98a70b3@mail.gmail.com>
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On Monday 18 February 2008, =C5=81ukasz Sromek wrote: > Hello. > > I asked this question on bsdforums.org, but I got no answer. I guess > this list is a better place to post problems like this. > > When I copy mp3s from hard drive to usb stick they become corrupted. > > lukasz ~% mount /mnt/usb > lukasz ~% cp file.mp3 /mnt/usb > lukasz ~% diff file.mp3 /mnt/usb/file.mp3 > lukasz ~% umount /mnt/usb > lukasz ~% mount /mnt/usb > lukasz ~% diff file.mp3 /mnt/usb/file.mp3 > Files file.mp3 and /mnt/usb/file.mp3 differ > > If I set sync option in fstab: > > /dev/da0 /mnt/usb msdosfs rw,noauto,sync 0 0 > > Then files are copied correctly, but very slowly, when buffer size is > low. Midnight Commander uses 8k buffers, so I get about 20kB/s which > is unacceptable. > > I'm using FreeBSD 7.0-RC2. > > Could you help me with this issue? Maybe your memory stick is corrupted ? What is the brand ? =2D-HPS
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