Re: USB HDD issue with buster-backports kernel

2020-06-08 Thread Christopher David Howie
On 6/8/2020 10:56 AM, Christopher David Howie wrote: > * On the 5.5 kernel, I was getting throughput between 10MB/sec and > 20MB/sec. At apparently random points, dd would stop reporting any > progress and a "usb-storage" process in top would be consuming 100% > CPU. Any commands against the HDD

Re: USB HDD issue with buster-backports kernel

2020-06-08 Thread Christopher David Howie
On 6/8/2020 11:38 AM, Andrei POPESCU wrote: > What about dmesg? Sorry, yes... I forgot to mention. dmesg was absolutely silent when the drive stopped responding. After unplugging it, I of course got a flood of errors from dm-crypt about being unable to write to the disk. -- Chris Howie http://

Re: USB HDD issue with buster-backports kernel

2020-06-08 Thread Andrei POPESCU
On Lu, 08 iun 20, 10:56:41, Christopher David Howie wrote: > > * On the 5.5 kernel, I was getting throughput between 10MB/sec and 20MB/sec. > At apparently random points, dd would stop reporting any progress and a > "usb-storage" process in top would be consuming 100% CPU. Any commands > against

USB HDD issue with buster-backports kernel

2020-06-08 Thread Christopher David Howie
Hello, I recently upgraded to the buster-backports kernel (5.5.17). After this upgrade I needed to prepare an external HDD (WD Elements 2TB) for encryption and so I used the "write zeroes to a plain crypto container" approach: # cryptsetup open --type plain -d /dev/urandom /dev/sde1 to_be_w