Low-level format an SATA-drive?

Mikhail T. mi+thun at aldan.algebra.com
Mon Dec 4 01:13:49 UTC 2017

It used to be, performing a "low-level format" could get a few more 
months -- may be a year -- out of a failing drive. How would I try that 

The camcontrol has a "format" subcommand, but it just gives me an error:

    # camcontrol format /dev/ada3
    You are about to REMOVE ALL DATA from the following device:
    camcontrol: scsiformat: error sending inquiry

Is my drive simply beyond repair, or is camcontrol being "naive" in some 


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