On Fri, 17 May 2019 at 2:13 AM, Strahil Nikolov <hunter86_bg@yahoo.com> wrote:

>This may be another issue. This command works only for storage with 512 bytes sector size.

>Hyperconverge systems may use VDO, and it must be configured in compatibility mode to >support
>512 bytes sector size.

>I'm not sure how this is configured but Sahina should know.

>Nir

I do use VDO.

There’s a 512b emulation property that needs to be set on for the vdo volume.