On 11 Jan 2017 09:58, "Chris Green" cl@isbd.net wrote:

On Tue, Jan 10, 2017 at 10:10:42AM +0000, Chris Green wrote:

...

Otherwise, I'm out of ideas.

So am I, I'm copy all the files of the drive and I'm going to re-make the file systems.

... and now, 16 hours later I'm seeing some errors.

I've run 'mkfs.ext4 -c -c /dev/sdb1 and on the *second* pass I'm seeing some errors. The first 0xAA pass got no errors but the pass that's running now, writing 0x55, is getting some errors. So, presumably, that's what the problem is. However it's strange that nothing else was showing any errors, SMART reported nothing at all and

Did smart long test complete at all? Im under the impression it only works when disk is idle, so if you were fscking then it wouldnt have been idle.

Thats certainly been my experience recently.

Regards Srdj