[dm-crypt] Computer locking up on heavy disk IO

heinrich5991 at gmail.com heinrich5991 at gmail.com
Wed Aug 2 00:08:21 CEST 2017


On 08/01/17 22:40, Arno Wagner wrote:
> while I am really not an expert on ATA commands, this
> looks like a dying disk, a dying disk controller or
> bad cabeling to me. What happens is that your disk access 
> fails and then it seems to go through a reset.  That pretty 
> much kills performance.
> 
> I have no idea why this does not happen on normal access.
> Is this perhaps on an old OCZ SSD? These use compression
> and perform much worse with incompressible data.
These are two different 4TB USB 3 hard drives (not SSDs). Since it's two
different (from different vendors) and new disks, I assume they're not
dying just now.


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