Random truncated files on USB hard disk with timeouts; how to debug?

Poul-Henning Kamp phk at phk.freebsd.dk
Wed Oct 19 06:33:24 UTC 2016

In message <20161019062812.GA93031 at nuvolo>, Arrigo Marchiori writes:

>It is a USB disk bought some years ago, that contains actually
>rotating platters. It has a Y-shaped cable, to get power from two

Y-cables are a big warning sign.

You can try plugging the "power-only" plug into a high quality 1
ampere USB charger, but that is no guarantee for success.

Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk at FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.

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