Date: Thu, 8 Dec 2005 19:48:01 -0500 From: Brian Fundakowski Feldman <green@freebsd.org> To: freebsd-stable@freebsd.org Subject: Re: Data Loss with samba shared USB drive Message-ID: <20051209004801.GH98704@green.homeunix.org> In-Reply-To: <20051203214605.GB44199@outcold.yadt.co.uk> References: <20051203213226.GA44199@outcold.yadt.co.uk> <20051203214605.GB44199@outcold.yadt.co.uk>
next in thread | previous in thread | raw e-mail | index | archive | help
On Sat, Dec 03, 2005 at 09:46:05PM +0000, David Taylor wrote: > On Sat, 03 Dec 2005, David Taylor wrote: > > > I have a USB drive (SanDisk 1GB flash drive), which I have mounted > > on a windows PC using samba 3.0. > > > > I recently discovered the copy of my files on my USB device were > > corrupted (thankfully I had a backup), being filled entirely with > > 0's (that's ASCII '0', not NUL). > > > > I have managed to reproduce the problem with these steps. > > > > 1. Mount USB drive on (say) /usb > > 2. Share /usb over samba > > 3. (Optional) On windows PC mount \\server\usb as (say) U: > > 4. Change something on /usb drive (from windows or freebsd) > > 5. On FreeBSD machine type "umount /usb" -- get "Device busy" error > > 6. View changed file. > > I should probably mention that this is with the drive formatted with > a FAT filesystem. Do you also know that nothing has /usb or a subdirectory of it open as a current working directory, and that no files are open? You're saying that the umount fails and the file also turns out to be corrupted, right? -- Brian Fundakowski Feldman \'[ FreeBSD ]''''''''''\ <> green@FreeBSD.org \ The Power to Serve! \ Opinions expressed are my own. \,,,,,,,,,,,,,,,,,,,,,,\
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20051209004801.GH98704>