Skip site navigation (1)Skip section navigation (2)
Date:      Mon, 21 Jan 2013 22:37:11 +0100
From:      Hans Petter Selasky <hselasky@c2i.net>
To:        freebsd-current@freebsd.org
Cc:        Alexander Nedotsukov <bland@bbnest.net>
Subject:   Re: ZFS + usb in trouble?
Message-ID:  <201301212237.11092.hselasky@c2i.net>
In-Reply-To: <201301212236.04250.hselasky@c2i.net>
References:  <B9569401-6A19-437C-82D8-794022D42CF1@bbnest.net> <20130121211718.GD1341@garage.freebsd.pl> <201301212236.04250.hselasky@c2i.net>

next in thread | previous in thread | raw e-mail | index | archive | help
On Monday 21 January 2013 22:36:04 Hans Petter Selasky wrote:
> On Monday 21 January 2013 22:17:19 Pawel Jakub Dawidek wrote:
> > I used wrong Hans' login, resending with the proper e-mail.
> 
> Hi,
> 
> You should try to use some tools to write some random data and read it back
> and see if the data is the same, at /dev/daX level. The USB wrapper for
> SCSI is very simple and it passes commands directly from CAM to the
> hardware. I would be surprised if data was corrupted at this stage.

Please also check if your USB device suffers from the lack of SYNCHRONIZE 
CACHE.

--HPS



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?201301212237.11092.hselasky>