Skip site navigation (1)Skip section navigation (2)
Date:      Sat, 17 Jul 2021 15:53:56 +0100
From:      Graham Perrin <grahamperrin@gmail.com>
To:        doa379 <doa379@gmail.com>
Cc:        Current FreeBSD <freebsd-current@freebsd.org>
Subject:   USB: disk controller disconnection
Message-ID:  <a0078813-1a50-5712-be2e-2187a89ee6bb@gmail.com>
In-Reply-To: <YPLc1l8tq15cFcBq@void>
References:  <994d22b5-c8b7-1183-8198-47b8251e896e@gmail.com> <YPLc1l8tq15cFcBq@void>

next in thread | previous in thread | raw e-mail | index | archive | help
On 17/07/2021 14:36, doa379 wrote:


Re: nvme(4) losing control, and subsequent use of fsck_ffs(8) with UFS

> I have a similar issue with a system that runs off a USB drive. The
> fs is UFS. The system does minimal disk io but the system fails without
> warning on repeated intervals. The disk controller gets disconnected
> thereby taking the whole system offline. I'm sure the drive itself is
> not perfect but I'd have expected the fs to account for that.


USB can be a strange, horrible creature. Always carry an old-fashioned 
hand-held mirror; if you look at USB the wrong way, you might turn to 
stone.

I learnt to not trust some USB ports for storage.

What's the hardware in your case, and how exactly is it connected? Share 
a hardware probe, if you like.




Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?a0078813-1a50-5712-be2e-2187a89ee6bb>