Date: Fri, 12 Oct 2007 09:14:57 -0400 From: John Nielsen <john@jnielsen.net> To: Bill Moran <wmoran@potentialtech.com> Cc: Monah Baki <mbaki@whywire.net>, freebsd-questions@freebsd.org Subject: Re: 1 TB data copy Message-ID: <20071012091457.2n4to28jwgokwkk8@newwebmail.jnielsen.net> In-Reply-To: <20071012085956.7d8faf2d.wmoran@potentialtech.com> References: <3236.67.100.188.210.1192191787.squirrel@www.geekisp.com> <20071012085956.7d8faf2d.wmoran@potentialtech.com>
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Quoting Bill Moran <wmoran@potentialtech.com>: > In response to "Monah Baki" <mbaki@whywire.net>: > >> Hi all, >> >> We have a windows 2003 server and 1 freebsd 6.2 server. The 2003 server >> supports USB 1 while the freebsd supports usb 2. >> We went and purchased an external 1 TB usb 2 harddrive. >> Our objective is to copy 700GB worth of data from the windows to the freebsd >> server then take the external harddive to a remote client who runs windows >> 2003 and then copy the data back to the windows server. >> The throughput of copying the data from windows to the usb attached to it >> was ridiculous, more than 12 hours to copy 60GB of data. >> I tried copying a 1GB file from windows to the usb attached to the freebsd >> and it took less than 5 minutes, but ofcourse when I tried to mount the >> usb back to the windows box I could not see the 1GB file that I copied. >> How can use the freebsd as the destination copy since it has a much better >> throughput and at the same time have the windows box see the 600GB file >> that was copied once I attach the usb harddrive to it. > > I expect the filesystem is the problem. Windows doesn't understand UFS. > > FAT has been the traditional solution to this, since just about every OS > understands FAT, but I don't believe FAT will support files as large > as you're working with. > > I'm not completely up to speed with FreeBSD's NTFS support. Last I looked > at it, it was experimental and there were warnings everywhere. I assume > it's improved since then (~3 years ago) but can't say with authority. > However, I think that's your only option. Luckily, since you're just > using the USB drive to move a file, and can keep it safe in another > location until you're sure it transferred safely, this shouldn't be too > risky. > > I would format the drive with the Windows machine and make it NTFS, then > work with the FreeBSD mount options to get FreeBSD to mount it. Have a > look at mount_ntfs. I agree with your approach but, mount_ntfs is still essentially read-only. Fortunately ntfs-3g has been ported (using FUSE), so the OP should be able to use that instead. See the sysutils/fusefs-ntfs port. JN
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