Parameter
Description
Value
Protection
Information
l
This parameter specifies whether
DIF verification information is
enabled, and supported information
types.
l
Type 0
: DIF verification
information is disabled and the
information type is type 0.
Type 1
: DIF verification
information is enabled and the
information type is type 1.
Type 2
: DIF verification
information is enabled and the
information type is type 2.
Type 3
: DIF verification
information is enabled and the
information type is type 3.
l
Supported
: indicates that the
current DIF verification information
type is supported.
Unsupported
:
indicates that the
current DIF verification information
type is not supported.
l
(in use)
: indicates the DIF
verification information type
currently in use.
Example:
Protection information is
not enabled, Type 0:
Supported (in use)
This example indicates that
DIF verification information
is disabled and the
information type is type 0, and
that the setting is currently in
use.
Protection
Information
Location
l
This parameter specifies supported
DIF verification information
locations.
l
Protection information
transferred as the last eight bytes
of metadata
: DIF verification
information is transferred as the first
eight bytes of metadata.
Protection information
transferred as the first eight bytes
of metadata
: DIF verification
information is transferred as the last
eight bytes of metadata.
l
Supported
: indicates that the
current DIF verification location is
supported.
Unsupported
: indicates that the
current DIF verification information
location is not supported.
l
(in use)
: indicates the DIF
verification information location
currently in use.
Example:
Protection information
transferred as the last eight
bytes of metadata:
Supported (in use)
This example indicates that
DIF verification information
is transferred as the last eight
bytes of metadata, and that the
setting is currently in use.
ES3000 V5 NVMe PCIe SSD
User Guide
6 Command Description
Issue 07 (2019-03-19)
Copyright © Huawei Technologies Co., Ltd.
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