George R Goffe wrote:
I'm having a bit of a problem with some SATA drives in docking stations
connected to USB ports.
The problem seems to be unrelated to heavy I/O and occurs randomly. Once,
without the drive even being mounted.
Here's a sample of output from /var/log/messages:
[___ snip ___]
I also have made a couple of bug reports which appear to be getting no attention.
[Bug 802607] New: reset high-speed USB device (sata drive and USB connection)
I've started loosing data now.
Does anyone have any clues?
Hardware! I hope these docking stations have their own power supply and connect
directly to a USB port (no hub).
The system is running FC 16 x86_64 fully up to date. The problem has
across several kernels including the current kernel.
Any help would be greatly appreciated.
I am very sure that you have a hardware rather than software issue, because I
have been doing that in production since FC4 or so. Recently I have a number of
drives start to show bad sectors at the same time, and rebuilt RAID member
drives externally in docks, at one point running with two of four drives hanging
off cables. Note: working USB drives are faster than drives with bad sectors
When both drives were done I shutdown long enough to physically swap drives
(they are not hot swap carriers), and was back up in minutes.
I have been using the "Rosewill" appliances from Newegg.Com
, they have their own
power supply and will do either USB or eSATA if you have it (and come with the
Bill Davidsen <davidsen(a)tmr.com>
"We have more to fear from the bungling of the incompetent than from
the machinations of the wicked." - from Slashdot