Simulating bad sectors on file based storage device. How?

[Artem Kuchin]

gnope only allows to set probability, but i need an exact block in an 
exact place.

15.02.2021 20:44, Alan Somers пишет:
> If you have SCSI disks, you can inject errors with `sysctl 
> kern.cam.da.0.error_inject`.  If not, you can use gnop(8) to simulate 
> a flaky disk.
>
> On Mon, Feb 15, 2021 at 10:36 AM Artem Kuchin <artem at artem.ru 
> <mailto:artem at artem.ru>> wrote:
>
>     Hello!
>
>     Is there a way to build a file base storage device (for example, file
>     based zfs mirror) and then simulate a bad sector for one of the
>     mirror
>     sides?
>
>     Artem
>
>
>     _______________________________________________
>     freebsd-fs at freebsd.org <mailto:freebsd-fs at freebsd.org> mailing list
>     https://lists.freebsd.org/mailman/listinfo/freebsd-fs
>     <https://lists.freebsd.org/mailman/listinfo/freebsd-fs>
>     To unsubscribe, send any mail to
>     "freebsd-fs-unsubscribe at freebsd.org
>     <mailto:freebsd-fs-unsubscribe at freebsd.org>"
>