<s>
ONTAP	B-Operating_System
or	O
Data	B-Operating_System
ONTAP	I-Operating_System
or	O
Clustered	O
Data	B-Operating_System
ONTAP	I-Operating_System
(	O
cDOT	O
)	O
or	O
Data	B-Operating_System
ONTAP	I-Operating_System
7-Mode	O
is	O
NetApp	O
's	O
proprietary	B-Application
operating	O
system	O
used	O
in	O
storage	O
disk	B-General_Concept
arrays	I-General_Concept
such	O
as	O
NetApp	B-Operating_System
FAS	I-Operating_System
and	O
AFF	O
,	O
ONTAP	B-Operating_System
Select	O
,	O
and	O
Cloud	O
Volumes	O
ONTAP	B-Operating_System
.	O
</s>
<s>
With	O
the	O
release	O
of	O
version	O
9.0	O
,	O
NetApp	O
decided	O
to	O
simplify	O
the	O
Data	B-Operating_System
ONTAP	I-Operating_System
name	O
and	O
removed	O
the	O
word	O
"	O
Data	O
"	O
from	O
it	O
,	O
and	O
remove	O
the	O
7-Mode	O
image	O
,	O
therefore	O
,	O
ONTAP	B-Operating_System
9	O
is	O
the	O
successor	O
of	O
Clustered	O
Data	B-Operating_System
ONTAP	I-Operating_System
8	O
.	O
</s>
<s>
ONTAP	B-Operating_System
includes	O
code	O
from	O
BSD	B-Operating_System
Net/2	O
and	O
4.4BSD-Lite	O
,	O
Spinnaker	O
Networks	O
technology	O
,	O
and	O
other	O
operating	O
systems	O
.	O
</s>
<s>
ONTAP	B-Operating_System
originally	O
only	O
supported	O
NFS	B-Protocol
,	O
but	O
later	O
added	O
support	O
for	O
SMB	B-Operating_System
,	O
iSCSI	B-Protocol
,	O
and	O
Fibre	B-Architecture
Channel	I-Architecture
Protocol	O
(	O
including	O
Fibre	B-Protocol
Channel	I-Protocol
over	I-Protocol
Ethernet	I-Protocol
and	O
FC-NVMe	O
)	O
.	O
</s>
<s>
On	O
June	O
16	O
,	O
2006	O
,	O
NetApp	O
released	O
two	O
variants	O
of	O
Data	B-Operating_System
ONTAP	I-Operating_System
,	O
namely	O
Data	B-Operating_System
ONTAP	I-Operating_System
7G	O
and	O
,	O
with	O
nearly	O
a	O
complete	O
rewrite	O
,	O
Data	B-Operating_System
ONTAP	I-Operating_System
GX	O
.	O
</s>
<s>
Data	B-Operating_System
ONTAP	I-Operating_System
GX	O
was	O
based	O
on	O
grid	O
technology	O
acquired	O
from	O
Spinnaker	O
Networks	O
.	O
</s>
<s>
In	O
2010	O
these	O
software	O
product	O
lines	O
merged	O
into	O
one	O
OS	O
-	O
Data	B-Operating_System
ONTAP	I-Operating_System
8	O
,	O
which	O
folded	O
Data	B-Operating_System
ONTAP	I-Operating_System
7G	O
onto	O
the	O
Data	B-Operating_System
ONTAP	I-Operating_System
GX	O
cluster	O
platform	O
.	O
</s>
<s>
Data	B-Operating_System
ONTAP	I-Operating_System
8	O
includes	O
two	O
distinct	O
operating	O
modes	O
held	O
on	O
a	O
single	O
firmware	O
image	O
.	O
</s>
<s>
The	O
modes	O
are	O
called	O
ONTAP	B-Operating_System
7-Mode	O
and	O
ONTAP	B-Operating_System
Cluster-Mode	O
.	O
</s>
<s>
The	O
last	O
supported	O
version	O
of	O
ONTAP	B-Operating_System
7-Mode	O
issued	O
by	O
NetApp	O
was	O
version	O
8.2.5	O
.	O
</s>
<s>
All	O
subsequent	O
versions	O
of	O
ONTAP	B-Operating_System
(	O
version	O
8.3	O
and	O
onwards	O
)	O
have	O
only	O
one	O
operating	O
mode	O
-	O
ONTAP	B-Operating_System
Cluster-Mode	O
.	O
</s>
<s>
NetApp	O
storage	B-General_Concept
arrays	I-General_Concept
use	O
highly	O
customized	O
hardware	O
and	O
the	O
proprietary	B-Application
ONTAP	B-Operating_System
operating	O
system	O
,	O
both	O
originally	O
designed	O
by	O
NetApp	O
founders	O
David	O
Hitz	O
and	O
James	O
Lau	O
specifically	O
for	O
storage-serving	O
purposes	O
.	O
</s>
<s>
ONTAP	B-Operating_System
is	O
NetApp	O
's	O
internal	O
operating	O
system	O
,	O
specially	O
optimized	O
for	O
storage	O
functions	O
at	O
both	O
high	O
and	O
low	O
levels	O
.	O
</s>
<s>
The	O
original	O
version	O
of	O
ONTAP	B-Operating_System
had	O
a	O
proprietary	B-Application
non-UNIX	O
kernel	O
and	O
a	O
TCP/IP	O
stack	O
,	O
networking	O
commands	O
,	O
and	O
low-level	O
startup	O
code	O
from	O
BSD	B-Operating_System
.	O
</s>
<s>
The	O
version	O
descended	O
from	O
Data	B-Operating_System
ONTAP	I-Operating_System
GX	O
boots	O
from	O
FreeBSD	B-Operating_System
as	O
a	O
stand-alone	O
kernel-space	O
module	B-Application
and	O
uses	O
some	O
functions	O
of	O
FreeBSD	B-Operating_System
(	O
for	O
example	O
,	O
it	O
uses	O
a	O
command	O
interpreter	O
and	O
drivers	O
stack	O
)	O
.	O
</s>
<s>
ONTAP	B-Operating_System
is	O
also	O
used	O
for	O
virtual	O
storage	O
appliances	O
(	O
VSA	O
)	O
,	O
such	O
as	O
ONTAP	B-Operating_System
Select	O
and	O
Cloud	O
Volumes	O
ONTAP	B-Operating_System
,	O
both	O
of	O
which	O
are	O
based	O
on	O
a	O
previous	O
product	O
named	O
Data	B-Operating_System
ONTAP	I-Operating_System
Edge	O
.	O
</s>
<s>
All	O
storage	B-General_Concept
array	I-General_Concept
hardware	O
includes	O
battery-backed	O
non-volatile	B-General_Concept
memory	I-General_Concept
,	O
which	O
allows	O
them	O
to	O
commit	O
writes	O
to	O
stable	O
storage	O
quickly	O
,	O
without	O
waiting	O
on	O
disks	O
while	O
virtual	O
storage	O
appliances	O
use	O
virtual	O
nonvolatile	O
memory	O
.	O
</s>
<s>
Implementers	O
often	O
organize	O
two	O
storage	O
systems	O
in	O
a	O
high-availability	B-General_Concept
cluster	I-General_Concept
with	O
a	O
private	O
high-speed	O
link	O
,	O
either	O
a	O
Fibre	B-Architecture
Channel	I-Architecture
,	O
InfiniBand	B-Architecture
,	O
10	O
Gigabit	O
Ethernet	O
,	O
40	B-Protocol
Gigabit	I-Protocol
Ethernet	I-Protocol
,	O
or	O
100	B-Protocol
Gigabit	I-Protocol
Ethernet	I-Protocol
.	O
</s>
<s>
One	O
can	O
additionally	O
group	O
such	O
clusters	O
under	O
a	O
single	O
namespace	O
when	O
running	O
in	O
the	O
"	O
cluster	O
mode	O
"	O
of	O
the	O
Data	B-Operating_System
ONTAP	I-Operating_System
8	O
operating	O
system	O
or	O
on	O
ONTAP	B-Operating_System
9	O
.	O
</s>
<s>
Data	B-Operating_System
ONTAP	I-Operating_System
was	O
made	O
available	O
for	O
commodity	B-Device
computing	I-Device
servers	O
with	O
x86	B-Operating_System
processors	O
,	O
running	O
atop	O
VMware	B-Application
vSphere	I-Application
hypervisor	B-Operating_System
,	O
under	O
the	O
name	O
"	O
ONTAP	B-Operating_System
Edge	O
"	O
.	O
</s>
<s>
Later	O
ONTAP	B-Operating_System
Edge	O
was	O
renamed	O
to	O
ONTAP	B-Operating_System
Select	O
and	O
KVM	O
was	O
added	O
as	O
a	O
supported	O
hypervisor	B-Operating_System
.	O
</s>
<s>
Data	B-Operating_System
ONTAP	I-Operating_System
,	O
including	O
WAFL	B-Application
,	O
was	O
developed	O
in	O
1992	O
by	O
David	O
Hitz	O
,	O
James	O
Lau	O
,	O
and	O
Michael	O
Malcolm	O
.	O
</s>
<s>
Initially	O
,	O
it	O
supported	O
NFSv2	O
;	O
the	O
CIFS	B-Operating_System
protocol	I-Operating_System
was	O
introduced	O
to	O
Data	B-Operating_System
ONTAP	I-Operating_System
4.0	O
in	O
1996	O
.	O
</s>
<s>
In	O
April	O
2019	O
,	O
Octavian	O
Tanase	O
SVP	O
ONTAP	B-Operating_System
posted	O
a	O
preview	O
photo	O
on	O
his	O
Twitter	O
of	O
ONTAP	B-Operating_System
running	O
in	O
Kubernetes	B-General_Concept
as	O
a	O
container	O
for	O
a	O
demonstration	O
.	O
</s>
<s>
The	O
Write	B-Application
Anywhere	I-Application
File	I-Application
Layout	I-Application
(	O
WAFL	B-Application
)	O
is	O
a	O
file	O
layout	O
used	O
by	O
ONTAP	B-Operating_System
OS	O
that	O
supports	O
large	O
,	O
high-performance	O
RAID	B-Architecture
arrays	I-Architecture
,	O
quick	O
restarts	O
without	O
lengthy	O
consistency	O
checks	O
in	O
the	O
event	O
of	O
a	O
crash	O
or	O
power	O
failure	O
,	O
and	O
growing	O
the	O
size	O
of	O
the	O
filesystems	O
quickly	O
.	O
</s>
<s>
ONTAP	B-Operating_System
OS	O
contains	O
several	O
storage	O
efficiencies	O
,	O
which	O
are	O
based	O
on	O
WAFL	B-Application
functionalities	O
.	O
</s>
<s>
In	O
February	O
2018	O
NetApp	O
claims	O
AFF	O
systems	O
for	O
its	O
clients	O
gain	O
an	O
average	O
of	O
4.72:1	O
Storage	O
Efficiency	O
from	O
deduplication	B-General_Concept
,	O
compression	O
,	O
compaction	O
,	O
and	O
clones	O
savings	O
.	O
</s>
<s>
Starting	O
with	O
ONTAP	B-Operating_System
9.3	O
offline	O
deduplication	B-General_Concept
and	O
compression	O
scanners	O
start	O
automatically	O
by	O
default	O
and	O
based	O
on	O
a	O
percentage	O
of	O
new	O
data	O
written	O
instead	O
of	O
scheduling	O
.	O
</s>
<s>
Data	O
Reduction	O
efficiency	O
is	O
a	O
summary	O
of	O
Volume	O
and	O
Aggregate	O
Efficiencies	O
and	O
Zero-block	O
deduplication	B-General_Concept
:	O
</s>
<s>
Inline	O
Volume	O
Deduplication	B-General_Concept
and	O
Inline	O
Volume	O
Compression	O
compress	O
some	O
of	O
the	O
data	O
on	O
the	O
fly	O
before	O
it	O
reaches	O
the	O
disks	O
and	O
designed	O
to	O
leave	O
some	O
of	O
the	O
data	O
in	O
the	O
uncompressed	O
form	O
if	O
it	O
is	O
considered	O
by	O
ONTAP	B-Operating_System
to	O
take	O
a	O
long	O
time	O
to	O
process	O
them	O
on	O
the	O
fly	O
,	O
and	O
to	O
leverage	O
other	O
storage	O
efficiency	O
mechanisms	O
for	O
this	O
uncompressed	O
data	O
later	O
.	O
</s>
<s>
Inline	O
Aggregate-wide	O
data	B-General_Concept
deduplication	I-General_Concept
(	O
IAD	O
)	O
and	O
Post-process	O
aggregate	O
deduplication	B-General_Concept
also	O
known	O
as	O
Cross-Volume	O
Deduplication	B-General_Concept
share	O
common	O
blocks	O
between	O
volumes	O
on	O
an	O
aggregate	O
.	O
</s>
<s>
Starting	O
with	O
9.4	O
ONTAP	B-Operating_System
by	O
default	O
deduplicate	O
data	O
across	O
the	O
active	O
file	O
system	O
and	O
all	O
the	O
snapshots	O
on	O
the	O
volume	O
,	O
saving	O
from	O
snapshot	O
sharing	O
is	O
a	O
magnitude	O
of	O
the	O
number	O
of	O
snapshots	O
,	O
the	O
more	O
snapshots	O
the	O
more	O
savings	O
will	O
be	O
,	O
therefore	O
snapshot	O
sharing	O
gives	O
more	O
savings	O
on	O
SnapMirror	O
destination	O
systems	O
.	O
</s>
<s>
Cross-Volume	O
Deduplication	B-General_Concept
storage	O
efficiency	O
features	O
work	O
only	O
for	O
SSD	B-Device
media	O
.	O
</s>
<s>
Inline	O
and	O
Offline	O
Deduplication	B-General_Concept
mechanisms	O
that	O
leverage	O
databases	O
consist	O
of	O
links	O
of	O
data	O
blocks	O
and	O
checksums	O
,	O
for	O
those	O
data	O
blocks	O
that	O
have	O
been	O
handled	O
by	O
the	O
deduplication	B-General_Concept
process	O
.	O
</s>
<s>
Each	O
deduplication	B-General_Concept
database	O
is	O
located	O
on	O
each	O
volume	O
and	O
aggregates	O
where	O
deduplication	B-General_Concept
is	O
enabled	O
.	O
</s>
<s>
One	O
or	O
multiple	O
RAID	B-Architecture
groups	O
form	O
an	O
"	O
aggregate	O
"	O
,	O
and	O
within	O
aggregates	O
ONTAP	B-Operating_System
operating	O
system	O
sets	O
up	O
"	O
flexible	O
volumes	O
"	O
(	O
FlexVol	O
)	O
to	O
store	O
data	O
that	O
users	O
can	O
access	O
.	O
</s>
<s>
Similar	O
to	O
RAID	B-Architecture
0	O
,	O
each	O
aggregate	O
consolidates	O
space	O
from	O
underlying	O
protected	O
RAID	B-Architecture
groups	O
to	O
provide	O
one	O
logical	O
piece	O
of	O
storage	O
for	O
flexible	O
volumes	O
.	O
</s>
<s>
Alongside	O
aggregates	O
of	O
NetApp	O
's	O
disks	O
and	O
RAID	B-Architecture
groups	O
aggregates	O
could	O
consist	O
of	O
LUNs	O
already	O
protected	O
with	O
third-party	O
storage	O
systems	O
with	O
FlexArray	O
,	O
ONTAP	B-Operating_System
Select	O
,	O
or	O
Cloud	O
Volumes	O
ONTAP	B-Operating_System
.	O
</s>
<s>
Each	O
aggregate	O
could	O
consist	O
of	O
either	O
LUNs	O
or	O
NetApp	O
's	O
RAID	B-Architecture
groups	O
.	O
</s>
<s>
An	O
alternative	O
is	O
"	O
traditional	O
volumes	O
"	O
where	O
one	O
or	O
more	O
RAID	B-Architecture
groups	O
form	O
a	O
single	O
static	O
volume	O
.	O
</s>
<s>
The	O
first	O
form	O
of	O
redundancy	O
added	O
to	O
ONTAP	B-Operating_System
was	O
the	O
ability	O
to	O
organize	O
pairs	O
of	O
NetApp	O
storage	O
systems	O
into	O
a	O
high-availability	B-General_Concept
cluster	I-General_Concept
(	O
HA-Pair	O
)	O
;	O
an	O
HA-Pair	O
could	O
scale	O
capacity	O
by	O
adding	O
disk	O
shelves	O
.	O
</s>
<s>
From	O
Data	B-Operating_System
ONTAP	I-Operating_System
8	O
,	O
each	O
firmware	O
image	O
contains	O
two	O
operating	O
systems	O
,	O
named	O
"	O
Modes	O
"	O
:	O
7-Mode	O
and	O
Cluster-Mode	O
.	O
</s>
<s>
With	O
version	O
8.3	O
,	O
7-Mode	O
was	O
removed	O
from	O
the	O
Data	B-Operating_System
ONTAP	I-Operating_System
firmware	O
image	O
.	O
</s>
<s>
Clustered	O
ONTAP	B-Operating_System
is	O
a	O
new	O
,	O
more	O
advanced	O
OS	O
,	O
compared	O
to	O
its	O
predecessor	O
Data	B-Operating_System
ONTAP	I-Operating_System
(	O
version	O
7	O
and	O
version	O
8	O
in	O
7-Mode	O
)	O
,	O
which	O
is	O
able	O
to	O
scale	O
out	O
by	O
adding	O
new	O
HA-pairs	O
to	O
a	O
single	O
namespace	O
cluster	O
with	O
transparent	O
data	O
migration	O
across	O
the	O
entire	O
cluster	O
.	O
</s>
<s>
In	O
version	O
8.0	O
,	O
a	O
new	O
aggregate	O
type	O
was	O
introduced	O
,	O
with	O
a	O
size	O
threshold	O
larger	O
than	O
the	O
16-terabyte	O
(	O
TB	O
)	O
aggregate	O
size	O
threshold	O
that	O
was	O
supported	O
in	O
previous	O
releases	O
of	O
Data	B-Operating_System
ONTAP	I-Operating_System
,	O
also	O
named	O
the	O
64-bit	O
aggregate	O
.	O
</s>
<s>
In	O
version	O
9.0	O
,	O
nearly	O
all	O
of	O
the	O
features	O
from	O
7-mode	O
were	O
successfully	O
implemented	O
in	O
ONTAP	B-Operating_System
(	O
Clustered	O
)	O
including	O
SnapLock	O
,	O
while	O
many	O
new	O
features	O
that	O
were	O
not	O
available	O
in	O
7-Mode	O
were	O
introduced	O
,	O
including	O
features	O
such	O
as	O
FlexGroup	O
,	O
FabricPool	O
,	O
and	O
new	O
capabilities	O
such	O
as	O
fast-provisioning	O
workloads	O
and	O
Flash	O
optimization	O
.	O
</s>
<s>
The	O
uniqueness	O
of	O
NetApp	O
's	O
Clustered	O
ONTAP	B-Operating_System
is	O
in	O
the	O
ability	O
to	O
add	O
heterogeneous	B-Architecture
systems	O
(	O
where	O
all	O
systems	O
in	O
a	O
single	O
cluster	O
do	O
not	O
have	O
to	O
be	O
of	O
the	O
same	O
model	O
or	O
generation	O
)	O
to	O
a	O
single	O
cluster	O
.	O
</s>
<s>
In	O
version	O
9.0	O
,	O
NetApp	O
renamed	O
Data	B-Operating_System
ONTAP	I-Operating_System
to	O
ONTAP	B-Operating_System
.	O
</s>
<s>
ONTAP	B-Operating_System
is	O
considered	O
to	O
be	O
a	O
unified	O
storage	O
system	O
,	O
meaning	O
that	O
it	O
supports	O
both	O
block-level	O
(	O
FC	B-Architecture
,	O
FCoE	B-Protocol
,	O
NVMeoF	O
and	O
iSCSI	B-Protocol
)	O
&	O
file-level	O
(	O
NFS	B-Protocol
,	O
pNFS	O
,	O
CIFS/SMB	B-Operating_System
)	O
protocols	O
for	O
its	O
clients	O
.	O
</s>
<s>
SDS	O
versions	O
of	O
ONTAP	B-Operating_System
(	O
ONTAP	B-Operating_System
Select	O
&	O
Cloud	O
Volumes	O
ONTAP	B-Operating_System
)	O
do	O
not	O
support	O
FC	B-Architecture
,	O
FCoE	B-Protocol
or	O
NVMeoF	O
protocols	O
due	O
to	O
their	O
software-defined	O
nature	O
.	O
</s>
<s>
NFS	B-Protocol
was	O
the	O
first	O
protocol	O
available	O
in	O
ONTAP	B-Operating_System
.	O
</s>
<s>
The	O
latest	O
versions	O
of	O
ONTAP	B-Operating_System
9	O
support	O
NFSv2	O
,	O
NFSv3	B-Protocol
,	O
NFSv4	O
(	O
4.0	O
and	O
4.1	O
)	O
and	O
pNFS	O
.	O
</s>
<s>
Starting	O
with	O
ONTAP	B-Operating_System
9.5	O
,	O
4-byte	O
UTF-8	O
sequences	O
,	O
for	O
characters	O
outside	O
the	O
Basic	O
Multilingual	O
Plane	O
,	O
are	O
supported	O
in	O
names	O
for	O
files	O
and	O
directories	O
.	O
</s>
<s>
ONTAP	B-Operating_System
supports	O
CIFS	B-Operating_System
2.0	O
and	O
higher	O
up	O
to	O
SMB	B-Operating_System
3.1	O
.	O
</s>
<s>
Starting	O
with	O
ONTAP	B-Operating_System
9.4	O
SMB	B-Operating_System
Multichannel	O
,	O
which	O
provides	O
functionality	O
similar	O
to	O
multipathing	O
in	O
SAN	O
protocols	O
,	O
is	O
supported	O
.	O
</s>
<s>
Starting	O
with	O
ONTAP	B-Operating_System
8.2	O
CIFS	B-Operating_System
protocol	I-Operating_System
supports	O
Continuous	O
Availability	O
(	O
CA	O
)	O
with	O
SMB	B-Operating_System
3.0	O
for	O
Microsoft	O
Hyper-V	O
over	O
SMB	B-Operating_System
and	O
SQL	O
Server	O
over	O
SMB	B-Operating_System
.	O
</s>
<s>
ONTAP	B-Operating_System
supports	O
SMB	B-Operating_System
encryption	O
,	O
which	O
is	O
also	O
known	O
as	O
sealing	O
.	O
</s>
<s>
Accelerated	O
AES	O
instructions	O
(	O
Intel	O
AES	O
NI	O
)	O
encryption	O
is	O
supported	O
in	O
SMB	B-Operating_System
3.0	O
and	O
later	O
.	O
</s>
<s>
ONTAP	B-Operating_System
on	O
physical	O
appliances	O
supports	O
FCoE	B-Protocol
as	O
well	O
as	O
FC	B-Architecture
protocol	O
,	O
depending	O
on	O
HBA	O
port	O
speed	O
.	O
</s>
<s>
iSCSI	B-Protocol
Data	O
Center	O
Bridging	O
(	O
DCB	O
)	O
protocol	O
supported	O
with	O
A220/FAS2700	O
systems	O
.	O
</s>
<s>
NVMe	O
over	O
Fabrics	O
(	O
NVMeoF	O
)	O
refers	O
to	O
the	O
ability	O
to	O
utilize	O
NVMe	O
protocol	O
over	O
existing	O
network	O
infrastructure	O
like	O
Ethernet	O
(	O
Converged	O
or	O
traditional	O
)	O
,	O
TCP	O
,	O
Fibre	B-Architecture
Channel	I-Architecture
or	O
InfiniBand	B-Architecture
for	O
transport	O
(	O
as	O
opposite	O
to	O
run	O
NVMe	O
over	O
PCI	O
)	O
.	O
</s>
<s>
Starting	O
with	O
ONTAP	B-Operating_System
9.5	O
ANA	O
protocol	O
supported	O
which	O
provide	O
,	O
similarly	O
to	O
ALUA	O
multi-pathing	O
functionality	O
to	O
NVMe	O
.	O
</s>
<s>
FC-NVMe	O
without	O
ANA	O
supported	O
with	O
SUSE	O
Enterprise	O
Linux	O
12	O
SP3	O
and	O
RedHat	O
Enterprise	O
Linux	O
7.6	O
.	O
</s>
<s>
FC-NVMe	O
Supported	O
on	O
systems	O
with	O
32Gbps	O
FC	B-Architecture
ports	O
or	O
higher	O
speeds	O
.	O
</s>
<s>
The	O
supported	O
Operation	O
Systems	O
with	O
FC-NVMe	O
are	O
:	O
Oracle	B-General_Concept
Linux	O
,	O
VMware	O
,	O
Windows	O
Server	O
,	O
SUSE	O
Linux	O
,	O
RedHat	O
Linux	O
.	O
</s>
<s>
ONTAP	B-Operating_System
supports	O
limited	O
functionality	O
for	O
serving	O
data	O
via	O
the	O
S3	B-General_Concept
protocol	O
for	O
object	O
access	O
(	O
see	O
product	O
documentation	O
for	O
details	O
on	O
what	O
is	O
and	O
is	O
not	O
supported	O
)	O
.	O
</s>
<s>
S3	B-General_Concept
buckets	O
leverage	O
FlexGroup	O
volume	O
technology	O
and	O
ONTAP	B-Operating_System
9.12.1	O
has	O
announced	O
support	O
for	O
presenting	O
existing	O
NAS	O
volumes	O
as	O
S3-accessible	O
buckets	O
.	O
</s>
<s>
HA	O
configurations	O
in	O
ONTAP	B-Operating_System
employ	O
a	O
number	O
of	O
techniques	O
to	O
present	O
the	O
two	O
nodes	O
of	O
the	O
pair	O
as	O
a	O
single	O
system	O
.	O
</s>
<s>
For	O
example	O
:	O
on	O
the	O
network	O
level	O
,	O
ONTAP	B-Operating_System
will	O
temporarily	O
migrate	O
the	O
IP	O
address	O
of	O
the	O
downed	O
node	O
to	O
the	O
surviving	O
node	O
,	O
and	O
where	O
applicable	O
it	O
will	O
also	O
temporarily	O
switch	O
ownership	O
of	O
FC	B-Architecture
WWPNs	O
from	O
the	O
downed	O
node	O
to	O
the	O
surviving	O
node	O
.	O
</s>
<s>
FAS	B-Operating_System
and	I-Operating_System
AFF	I-Operating_System
storage	O
systems	O
use	O
enterprise	O
level	O
HDD	O
and	O
SSD	B-Device
drives	I-Device
that	O
are	O
housed	O
within	O
disk	O
shelves	O
that	O
have	O
two	O
bus	O
ports	O
,	O
with	O
one	O
port	O
connected	O
to	O
each	O
controller	O
.	O
</s>
<s>
All	O
of	O
ONTAP	B-Operating_System
's	O
disks	O
have	O
an	O
ownership	O
marker	O
written	O
to	O
them	O
to	O
reflect	O
which	O
controller	O
in	O
the	O
HA	O
pair	O
owns	O
and	O
serves	O
each	O
individual	O
disk	O
.	O
</s>
<s>
High-availability	B-General_Concept
clusters	I-General_Concept
(	O
HA	B-General_Concept
clusters	I-General_Concept
)	O
are	O
the	O
first	O
type	O
of	O
clusterization	O
introduced	O
in	O
ONTAP	B-Operating_System
systems	O
.	O
</s>
<s>
It	O
is	O
often	O
confused	O
with	O
the	O
horizontal	O
scaling	O
ONTAP	B-Operating_System
clusterization	O
that	O
came	O
from	O
the	O
Spinnaker	O
acquisition	O
;	O
therefore	O
,	O
NetApp	O
,	O
in	O
its	O
documentation	O
,	O
refers	O
to	O
an	O
HA	O
configuration	O
as	O
an	O
HA	O
pair	O
rather	O
than	O
as	O
an	O
HA	B-General_Concept
cluster	I-General_Concept
.	O
</s>
<s>
The	O
HA	O
interconnect	O
can	O
use	O
Ethernet	O
or	O
InfiniBand	B-Architecture
as	O
the	O
communication	O
medium	O
.	O
</s>
<s>
The	O
HA	O
interconnect	O
is	O
used	O
for	O
non-volatile	B-General_Concept
memory	I-General_Concept
log	O
(	O
NVLOG	O
)	O
replication	O
using	O
RDMA	B-General_Concept
technology	O
and	O
for	O
some	O
other	O
purposes	O
only	O
to	O
ensure	O
an	O
agreed	O
level	O
of	O
operational	O
during	O
events	O
like	O
reboots	O
always	O
between	O
two	O
nodes	O
in	O
a	O
HA	O
pair	O
configuration	O
.	O
</s>
<s>
ONTAP	B-Operating_System
assigns	O
dedicated	O
,	O
non-sharable	O
HA	O
ports	O
for	O
HA	O
interconnect	O
which	O
could	O
be	O
external	O
or	O
build	O
in	O
chassis	O
(	O
and	O
not	O
visible	O
from	O
the	O
outside	O
)	O
.	O
</s>
<s>
MetroCluster	O
(	O
MC	O
)	O
is	O
an	O
additional	O
level	O
of	O
data	O
availability	O
to	O
HA	O
configurations	O
and	O
supported	O
only	O
with	O
FAS	B-Operating_System
and	I-Operating_System
AFF	I-Operating_System
storage	O
systems	O
,	O
later	O
SDS	O
version	O
of	O
MetroCluster	O
was	O
introduced	O
with	O
ONTAP	B-Operating_System
Select	O
&	O
Cloud	O
Volumes	O
ONTAP	B-Operating_System
products	O
.	O
</s>
<s>
Starting	O
with	O
ONTAP	B-Operating_System
9.5	O
SVM-DR	O
supported	O
in	O
MetroCluster	O
configurations	O
.	O
</s>
<s>
Is	O
a	O
feature	O
of	O
ONTAP	B-Operating_System
Select	O
software	O
,	O
similarly	O
to	O
MetroCluster	O
on	O
FAS/AFF	O
systems	O
MetroCluster	O
SDS	O
(	O
MC	O
SDS	O
)	O
allows	O
to	O
synchronously	O
replicate	O
data	O
between	O
two	O
sites	O
using	O
SyncMirror	O
and	O
automatically	O
switch	O
to	O
survived	O
node	O
transparently	O
to	O
its	O
users	O
and	O
applications	O
.	O
</s>
<s>
MetroCluster	O
SDS	O
uses	O
ONTAP	B-Operating_System
Deploy	O
as	O
the	O
mediator	O
(	O
in	O
FAS	B-Operating_System
and	I-Operating_System
AFF	I-Operating_System
world	O
this	O
functionality	O
known	O
as	O
MetroCluster	O
tiebreaker	O
)	O
which	O
came	O
with	O
ONTAP	B-Operating_System
Select	O
as	O
a	O
bundle	O
and	O
generally	O
used	O
for	O
deploying	O
clusters	O
,	O
installing	O
licenses	O
and	O
monitoring	O
them	O
.	O
</s>
<s>
Horizontal	O
scaling	O
ONTAP	B-Operating_System
clusterization	O
came	O
from	O
Spinnaker	O
acquisitions	O
and	O
often	O
referred	O
by	O
NetApp	O
as	O
"	O
Single	O
Namespace	O
"	O
,	O
"	O
Horizontal	O
Scaling	O
Cluster	O
"	O
or	O
"	O
ONTAP	B-Operating_System
Storage	O
System	O
Cluster	O
"	O
or	O
just	O
"	O
ONTAP	B-Operating_System
Cluster	O
"	O
and	O
therefore	O
often	O
confused	O
with	O
HA	O
pair	O
or	O
even	O
with	O
MetroCluster	O
functionality	O
.	O
</s>
<s>
ONTAP	B-Operating_System
Cluster	O
is	O
formed	O
out	O
of	O
one	O
or	O
few	O
HA	O
pairs	O
and	O
adds	O
to	O
ONTAP	B-Operating_System
system	O
Non-Disruptive	O
Operations	O
(	O
NDO	O
)	O
functionality	O
such	O
as	O
non-disruptive	O
online	O
data	O
migration	O
across	O
nodes	O
in	O
the	O
cluster	O
and	O
non-disruptive	O
hardware	O
upgrade	O
.	O
</s>
<s>
Data	O
migration	O
for	O
NDO	O
operations	O
in	O
ONTAP	B-Operating_System
Cluster	O
require	O
dedicated	O
Ethernet	O
ports	O
for	O
such	O
operations	O
called	O
as	O
cluster	O
interconnect	O
and	O
does	O
not	O
use	O
HA	O
interconnect	O
for	O
this	O
purposes	O
.	O
</s>
<s>
ONTAP	B-Operating_System
Cluster	O
could	O
consist	O
only	O
with	O
even	O
number	O
of	O
nodes	O
(	O
they	O
must	O
be	O
configured	O
as	O
HA	O
pairs	O
)	O
except	O
for	O
Single-node	O
cluster	O
.	O
</s>
<s>
Single-node	O
cluster	O
ONTAP	B-Operating_System
system	O
also	O
called	O
non-HA	O
(	O
stand-alone	O
)	O
.	O
</s>
<s>
ONTAP	B-Operating_System
Cluster	O
managed	O
with	O
a	O
single	O
pane	O
of	O
glass	O
built-in	O
management	O
with	O
Web-based	B-Application
GUI	B-Application
,	O
CLI	O
(	O
SSH	B-Protocol
and	O
PowerShell	B-Application
)	O
and	O
API	O
.	O
</s>
<s>
ONTAP	B-Operating_System
Cluster	O
provides	O
Single	O
Name	O
Space	O
for	O
NDO	O
operations	O
through	O
SVM	O
.	O
</s>
<s>
Single	O
Namespace	O
in	O
ONTAP	B-Operating_System
system	O
is	O
a	O
name	O
for	O
collection	O
of	O
techniques	O
used	O
by	O
Cluster	O
to	O
separate	O
data	O
from	O
front-end	O
network	O
connectivity	O
with	O
data	O
protocols	O
like	O
FC	B-Architecture
,	O
FCoE	B-Protocol
,	O
FC-NVMe	O
,	O
iSCSI	B-Protocol
,	O
NFS	B-Protocol
and	O
CIFS	B-Operating_System
and	O
therefore	O
provide	O
kind	O
of	O
data	O
virtualization	O
for	O
online	O
data	O
mobility	O
across	O
cluster	O
nodes	O
.	O
</s>
<s>
On	O
network	B-Application
layer	I-Application
Single	O
Namespace	O
provide	O
a	O
number	O
of	O
techniques	O
for	O
non-disruptive	O
IP	O
address	O
migration	O
,	O
like	O
CIFS	B-Operating_System
Continuous	O
Availability	O
(	O
Transparent	O
Failover	O
)	O
,	O
NetApp	O
's	O
Network	O
Failover	O
for	O
NFS	B-Protocol
and	O
SAN	O
ALUA	O
and	O
path	O
election	O
for	O
online	O
front-end	O
traffic	O
re-balancing	O
with	O
data	O
protocols	O
.	O
</s>
<s>
NetApp	B-Operating_System
AFF	I-Operating_System
and	O
FAS	O
storage	O
systems	O
can	O
consists	O
of	O
different	O
HA	O
pairs	O
:	O
AFF	O
and	O
FAS	O
,	O
different	O
models	O
and	O
generations	O
and	O
can	O
include	O
up	O
to	O
24	O
nodes	O
with	O
NAS	O
protocols	O
or	O
12	O
nodes	O
with	O
SAN	O
protocols	O
.	O
</s>
<s>
There	O
few	O
Non	O
Disruptive	O
Operations	O
(	O
NDO	O
)	O
operations	O
with	O
(	O
Clustered	O
)	O
ONTAP	B-Operating_System
system	O
.	O
</s>
<s>
For	O
NAS	O
front-end	O
data	O
protocols	O
there	O
are	O
NFSv2	O
,	O
NFSv3	B-Protocol
,	O
NFSv4	O
and	O
CIFSv1	O
,	O
SMBv2	O
and	O
SMB	B-Operating_System
v3	O
which	O
do	O
not	O
provide	O
network	O
redundancy	O
with	O
the	O
protocol	O
itself	O
,	O
so	O
they	O
rely	O
on	O
storage	O
and	O
switch	O
functionalities	O
for	O
this	O
matter	O
.	O
</s>
<s>
For	O
this	O
reason	O
ONTAP	B-Operating_System
support	O
Ethernet	O
Port	O
Channel	O
and	O
LACP	O
with	O
its	O
Ethernet	O
network	O
ports	O
on	O
L2	B-Protocol
layer	O
(	O
known	O
in	O
ONTAP	B-Operating_System
as	O
interface	O
group	O
,	O
ifgrp	O
)	O
,	O
within	O
a	O
single	O
node	O
and	O
also	O
non-disruptive	O
Network	O
Fail	O
Over	O
between	O
nodes	O
in	O
cluster	O
on	O
L3	B-Application
layer	O
with	O
migrating	O
Logical	O
Interfaces	O
(	O
LIF	O
)	O
and	O
associated	O
IP	O
addresses	O
(	O
similar	O
to	O
VRRP	B-Protocol
)	O
to	O
survived	O
node	O
and	O
back	O
home	O
when	O
failed	O
node	O
restored	O
.	O
</s>
<s>
Starting	O
with	O
ONTAP	B-Operating_System
8.3	O
Selective	O
LUN	O
Mapping	O
(	O
SLM	O
)	O
was	O
introduced	O
to	O
reduce	O
the	O
number	O
of	O
paths	O
to	O
the	O
LUN	O
and	O
removes	O
non-optimized	O
paths	O
to	O
the	O
LUN	O
through	O
all	O
other	O
cluster	O
nodes	O
except	O
for	O
HA	O
partner	O
of	O
the	O
node	O
owning	O
the	O
LUN	O
so	O
cluster	O
will	O
report	O
to	O
the	O
host	O
paths	O
only	O
from	O
the	O
HA	O
pare	O
where	O
LUN	O
is	O
located	O
.	O
</s>
<s>
Because	O
ONTAP	B-Operating_System
provides	O
ALUA	O
functionality	O
for	O
SAN	O
protocols	O
,	O
SAN	O
network	O
LIFs	O
do	O
not	O
migrate	O
like	O
with	O
NAS	O
protocols	O
.	O
</s>
<s>
When	O
data	O
or	O
network	O
interfaces	O
migration	O
is	O
finished	O
it	O
is	O
transparent	O
to	O
storage	O
system	O
's	O
clients	O
due	O
to	O
ONTAP	B-Operating_System
Architecture	O
and	O
can	O
cause	O
temporary	O
or	O
permanent	O
data	O
indirect	O
access	O
through	O
ONTAP	B-Operating_System
Cluster	O
interconnect	O
(	O
HA-CI	O
is	O
not	O
in	O
use	O
for	O
such	O
situations	O
)	O
which	O
will	O
slightly	O
increase	O
latency	O
for	O
the	O
clients	O
.	O
</s>
<s>
SAN	O
LIFs	O
used	O
for	O
FC	B-Architecture
,	O
FCoE	B-Protocol
,	O
iSCSi	B-Protocol
&	O
FC-NVMe	O
protocols	O
.	O
</s>
<s>
Node	O
management	O
LIF	O
interface	O
can	O
migrate	O
with	O
associated	O
IP	O
address	O
across	O
Ethernet	O
ports	O
of	O
a	O
single	O
node	O
and	O
available	O
only	O
while	O
ONTAP	B-Operating_System
running	O
on	O
the	O
node	O
,	O
usually	O
located	O
on	O
e0M	O
port	O
of	O
the	O
node	O
;	O
Node	O
management	O
IP	O
sometimes	O
used	O
by	O
cluster	O
admin	O
to	O
communicate	O
with	O
a	O
node	O
to	O
cluster	O
shell	O
in	O
rare	O
cases	O
where	O
commands	O
have	O
to	O
be	O
issued	O
from	O
a	O
particular	O
node	O
.	O
</s>
<s>
Cluster	O
Management	O
LIF	O
interface	O
with	O
associated	O
IP	O
address	O
available	O
only	O
while	O
the	O
entire	O
cluster	O
is	O
up	O
&	O
running	O
and	O
by	O
default	O
can	O
migrate	O
across	O
Ethernet	O
ports	O
,	O
often	O
located	O
on	O
one	O
of	O
the	O
e0M	O
ports	O
on	O
one	O
of	O
the	O
cluster	O
nodes	O
and	O
used	O
for	O
cluster	O
administrator	O
for	O
management	O
purposes	O
;	O
it	O
used	O
for	O
API	O
communications	O
&	O
HTML	O
GUI	B-Application
&	O
SSH	B-Protocol
console	O
management	O
,	O
by	O
default	O
ssh	B-Protocol
connect	O
administrator	O
with	O
cluster	O
shell	O
.	O
</s>
<s>
Service	O
Processor	O
(	O
SP	O
)	O
interfaces	O
available	O
only	O
at	O
hardware	O
appliances	O
like	O
FAS	O
&	O
AFF	O
and	O
allows	O
ssh	B-Protocol
out-of-band	O
console	O
communications	O
with	O
an	O
embedded	O
small	O
computer	O
installed	O
on	O
controller	O
mainboard	O
and	O
similarly	O
to	O
IPMI	O
allows	O
to	O
connect	O
,	O
monitor	O
&	O
manage	O
controller	O
even	O
if	O
ONTAP	B-Operating_System
OS	O
is	O
not	O
booted	O
,	O
with	O
SP	O
it	O
is	O
possible	O
to	O
forcibly	O
reboot	O
or	O
halt	O
a	O
controller	O
and	O
monitor	O
coolers	O
&	O
temperature	O
,	O
etc	O
.	O
</s>
<s>
;	O
connection	O
to	O
SP	O
by	O
ssh	B-Protocol
brings	O
administrator	O
to	O
SP	O
console	O
but	O
when	O
connected	O
to	O
SP	O
it	O
is	O
possible	O
to	O
switch	O
to	O
cluster	O
shell	O
through	O
it	O
;	O
each	O
controller	O
has	O
one	O
SP	O
which	O
does	O
not	O
migrate	O
like	O
some	O
other	O
management	O
interfaces	O
.	O
</s>
<s>
SVM	O
management	O
LIF	O
,	O
similarly	O
to	O
cluster	O
management	O
LIF	O
can	O
migrate	O
across	O
all	O
the	O
Ethernet	O
ports	O
on	O
the	O
nodes	O
of	O
the	O
cluster	O
but	O
dedicated	O
for	O
a	O
single	O
SVM	O
management	O
;	O
SVM	O
LIF	O
does	O
not	O
have	O
GUI	B-Application
capability	O
and	O
can	O
facilitate	O
only	O
for	O
API	O
Communications	O
&	O
SSH	B-Protocol
console	O
management	O
;	O
SVM	O
management	O
LIF	O
can	O
live	O
on	O
e0M	O
port	O
but	O
often	O
located	O
on	O
a	O
data	O
port	O
of	O
a	O
cluster	O
node	O
on	O
a	O
dedicated	O
management	O
VLAN	O
and	O
can	O
be	O
different	O
from	O
IP	O
subnets	O
that	O
node	O
&	O
cluster	O
LIFs	O
.	O
</s>
<s>
ONTAP	B-Operating_System
provide	O
two	O
techniques	O
for	O
Multi	O
Tenancy	O
functionality	O
like	O
Storage	O
Virtual	O
Machines	O
and	O
IP	O
Spaces	O
.	O
</s>
<s>
Each	O
ONTAP	B-Operating_System
system	O
must	O
run	O
at	O
least	O
one	O
Data	O
SVM	O
in	O
order	O
to	O
function	O
but	O
may	O
run	O
more	O
.	O
</s>
<s>
There	O
are	O
a	O
few	O
levels	O
of	O
ONTAP	B-Operating_System
management	O
and	O
Cluster	O
Admin	O
level	O
has	O
all	O
of	O
the	O
available	O
privileges	O
.	O
</s>
<s>
Each	O
Data	O
SVM	O
provides	O
to	O
its	O
owner	O
vsadmin	O
which	O
has	O
nearly	O
full	O
functionality	O
of	O
Cluster	O
Admin	O
level	O
but	O
lacks	O
physical	O
level	O
management	O
capabilities	O
like	O
RAID	B-Architecture
group	O
configuration	O
,	O
Aggregate	O
configuration	O
,	O
physical	O
network	O
port	O
configuration	O
.	O
</s>
<s>
Multi	O
Tenancy	O
is	O
free	O
functionality	O
in	O
ONTAP	B-Operating_System
.	O
</s>
<s>
Because	O
WAFL	B-Application
architecture	O
FlexClone	O
technology	O
copies	O
only	O
metadata	O
inodes	B-Application
and	O
provides	O
nearly	O
instantaneous	O
data	O
copying	O
of	O
a	O
file	O
,	O
LUN	O
or	O
volume	O
regardless	O
of	O
its	O
size	O
.	O
</s>
<s>
SnapRestore	O
is	O
a	O
licensed	O
feature	O
,	O
used	O
for	O
reverting	O
active	O
file	O
system	O
of	O
a	O
FlexVol	O
to	O
a	O
previously	O
created	O
snapshot	O
for	O
that	O
FlexVol	O
with	O
restoring	O
metadata	O
inodes	B-Application
in	O
to	O
active	O
file	O
system	O
.	O
</s>
<s>
It	O
is	O
possible	O
to	O
copy	O
in	O
both	O
SAN	O
and	O
NAS	O
environments	O
files	O
,	O
directories	O
,	O
LUNs	O
and	O
entire	O
FlexVol	O
content	O
with	O
ONTAP	B-Operating_System
command	O
which	O
is	O
free	O
.	O
</s>
<s>
Process	O
of	O
copying	O
data	O
depend	O
on	O
the	O
size	O
of	O
the	O
object	O
and	O
could	O
be	O
time	O
consuming	O
,	O
while	O
SnapRestore	O
mechanism	O
with	O
restoring	O
metadata	O
inodes	B-Application
in	O
to	O
active	O
file	O
system	O
almost	O
instant	O
regardless	O
of	O
the	O
size	O
of	O
the	O
object	O
been	O
restored	O
to	O
its	O
previous	O
state	O
.	O
</s>
<s>
FlexGroup	O
is	O
a	O
free	O
feature	O
introduced	O
in	O
version	O
9	O
,	O
which	O
utilizes	O
the	O
clustered	O
architecture	O
of	O
the	O
ONTAP	B-Operating_System
operating	O
system	O
.	O
</s>
<s>
FlexGroup	O
provides	O
cluster-wide	O
scalable	O
NAS	O
access	O
with	O
NFS	B-Protocol
and	O
CIFS	B-Operating_System
protocols	I-Operating_System
.	O
</s>
<s>
For	O
the	O
end	O
user	O
,	O
each	O
FlexGroup	O
Volume	O
is	O
represented	O
by	O
a	O
single	O
,	O
ordinary	O
NAS	O
(	O
SMB	B-Operating_System
or	O
NFS	B-Protocol
)	O
file-share	O
.	O
</s>
<s>
The	O
full	O
potential	O
of	O
FlexGroup	O
will	O
be	O
revealed	O
with	O
technologies	O
like	O
pNFS	O
(	O
added	O
in	O
ONTAP	B-Operating_System
9.7	O
)	O
,	O
NFS	B-Protocol
Multipathing	O
(	O
session	O
trunking	O
,	O
announced	O
in	O
ONTAP	B-Operating_System
9.12.1	O
)	O
SMB	B-Operating_System
multichannel	O
(	O
added	O
in	O
ONTAP	B-Operating_System
9.4	O
)	O
,	O
SMB	B-Operating_System
Continuous	O
Availability	O
(	O
FlexGroup	O
with	O
SMB	B-Operating_System
CA	O
shares	O
Supported	O
with	O
ONTAP	B-Operating_System
9.6	O
)	O
,	O
and	O
VIP	O
(	O
BGP	O
)	O
.	O
</s>
<s>
The	O
FlexGroup	O
feature	O
in	O
ONTAP	B-Operating_System
9	O
allows	O
to	O
massively	O
scale	O
in	O
a	O
single	O
namespace	O
to	O
over	O
20PB	O
with	O
over	O
400	O
billion	O
files	O
,	O
while	O
evenly	O
spreading	O
the	O
performance	O
across	O
the	O
cluster	O
.	O
</s>
<s>
Starting	O
with	O
ONTAP	B-Operating_System
9.5	O
FabricPool	O
(	O
automatic	O
cloud	O
tiering	O
for	O
storage	O
efficiency	O
)	O
support	O
was	O
added	O
.	O
</s>
<s>
ONTAP	B-Operating_System
9.5	O
also	O
added	O
support	O
for	O
SMB	B-Operating_System
features	O
for	O
native	O
file	O
auditing	O
,	O
FPolicy	O
,	O
Storage	O
Level	O
Access	O
Guard	O
(	O
SLA	O
)	O
,	O
copy	O
offload	O
(	O
ODX	O
)	O
and	O
inherited	O
watches	O
of	O
changes	O
notifications	O
;	O
Quotas	O
and	O
Qtree	O
.	O
</s>
<s>
SMB	B-Operating_System
Contiguous	O
Availability	O
(	O
CA	O
)	O
supported	O
on	O
FlexGroup	O
allows	O
running	O
MS	B-Application
SQL	I-Application
&	O
Hyper-V	O
on	O
FlexGroup	O
,	O
and	O
FlexGroup	O
supported	O
on	O
MetroCluster	O
.	O
</s>
<s>
Snapshots	O
form	O
the	O
basis	O
for	O
NetApp	O
's	O
asynchronous	O
disk-to-disk	O
replication	O
(	O
D2D	O
)	O
technology	O
,	O
SnapMirror	O
,	O
which	O
effectively	O
replicates	O
Flexible	O
Volume	O
snapshots	O
between	O
any	O
two	O
ONTAP	B-Operating_System
systems	O
.	O
</s>
<s>
SnapMirror	O
is	O
also	O
supported	O
from	O
ONTAP	B-Operating_System
to	O
Cloud	O
Backup	O
and	O
from	O
SolidFire	O
to	O
ONTAP	B-Operating_System
systems	O
as	O
part	O
of	O
NetApp	O
's	O
Data	O
Fabric	O
vision	O
.	O
</s>
<s>
Open	O
Systems	O
SnapVault	O
allows	O
Windows	O
and	O
UNIX	O
hosts	O
to	O
back	O
up	O
data	O
to	O
an	O
ONTAP	B-Operating_System
,	O
and	O
store	O
any	O
filesystem	O
changes	O
in	O
snapshots	O
(	O
not	O
supported	O
in	O
ONTAP	B-Operating_System
8.3	O
and	O
onwards	O
)	O
.	O
</s>
<s>
SnapMirror	O
is	O
designed	O
to	O
be	O
part	O
of	O
a	O
Disaster	B-General_Concept
recovery	I-General_Concept
plan	I-General_Concept
:	O
it	O
stores	O
an	O
exact	O
copy	O
of	O
data	O
on	O
time	O
when	O
snapshot	O
was	O
created	O
on	O
the	O
disaster	O
recovery	O
site	O
and	O
could	O
keep	O
the	O
same	O
snapshots	O
on	O
both	O
systems	O
.	O
</s>
<s>
Later	O
versions	O
of	O
ONTAP	B-Operating_System
introduced	O
cascading	O
replication	O
,	O
where	O
one	O
volume	O
could	O
replicate	O
to	O
another	O
,	O
and	O
then	O
another	O
,	O
and	O
so	O
on	O
.	O
</s>
<s>
Starting	O
with	O
ONTAP	B-Operating_System
9.4	O
destination	O
SnapMirror	O
&	O
SnapVault	O
systems	O
enable	O
automatic	O
inline	O
&	O
offline	O
deduplication	B-General_Concept
by	O
default	O
.	O
</s>
<s>
SnapMirror	O
can	O
operate	O
in	O
version-dependent	O
mode	O
,	O
where	O
two	O
storage	O
systems	O
must	O
run	O
on	O
the	O
same	O
version	O
of	O
ONTAP	B-Operating_System
or	O
in	O
version-flexible	O
mode	O
.	O
</s>
<s>
Data	O
Protection	O
(	O
DP	O
)	O
:	O
Also	O
known	O
as	O
SnapMirror	O
DR	O
.	O
Version-dependent	O
replication	O
type	O
originally	O
developed	O
by	O
NetApp	O
for	O
Volume	O
SnapMirror	O
,	O
destination	O
system	O
must	O
be	O
same	O
or	O
higher	O
version	O
of	O
ONTAP	B-Operating_System
.	O
</s>
<s>
Not	O
used	O
by	O
default	O
in	O
ONTAP	B-Operating_System
9.3	O
and	O
higher	O
.	O
</s>
<s>
Used	O
as	O
Volume-level	O
replication	O
but	O
technologically	O
could	O
be	O
used	O
for	O
directory-based	O
replication	O
,	O
inode-based	O
,	O
metadata	O
dependent	O
(	O
therefore	O
not	O
recommended	O
for	O
NAS	O
with	O
millions	O
of	O
files	O
)	O
.	O
</s>
<s>
Version-flexible	O
SnapMirror/SnapMirror	O
Unified	O
Replication	O
introduced	O
in	O
ONTAP	B-Operating_System
8.3	O
and	O
removes	O
the	O
restriction	O
to	O
have	O
the	O
destination	O
storage	O
use	O
the	O
same	O
,	O
or	O
higher	O
,	O
version	O
of	O
ONTAP	B-Operating_System
.	O
</s>
<s>
With	O
Identity	O
discard	O
mode	O
,	O
on	O
the	O
one	O
hand	O
,	O
data	O
in	O
volumes	O
copied	O
to	O
the	O
secondary	O
system	O
and	O
DR	O
SVM	O
does	O
not	O
preserve	O
information	O
like	O
SVM	O
configuration	O
,	O
IP	O
addresses	O
,	O
CIFS	B-Operating_System
AD	O
integration	O
from	O
original	O
SVM	O
.	O
</s>
<s>
In	O
the	O
identity	O
preserve	O
mode	O
,	O
SVM-DR	O
copying	O
volumes	O
and	O
data	O
in	O
them	O
and	O
also	O
information	O
like	O
SVM	O
configuration	O
,	O
IP	O
addresses	O
,	O
CIFS	B-Operating_System
AD	O
integration	O
which	O
requires	O
less	O
configuration	O
on	O
DR	O
site	O
in	O
case	O
of	O
disaster	O
event	O
on	O
primary	O
site	O
but	O
in	O
this	O
mode	O
,	O
the	O
primary	O
system	O
must	O
be	O
offline	O
to	O
ensure	O
there	O
will	O
be	O
no	O
conflict	O
.	O
</s>
<s>
SnapMirror	O
Sync	O
(	O
SM-S	O
)	O
for	O
short	O
is	O
zero	O
RPO	O
data	O
replication	O
technology	O
previously	O
available	O
in	O
7-mode	O
systems	O
and	O
was	O
not	O
available	O
in	O
(	O
clustered	O
)	O
ONTAP	B-Operating_System
until	O
version	O
9.5	O
.	O
</s>
<s>
SM-S	O
supports	O
FC	B-Architecture
,	O
iSCSI	B-Protocol
,	O
NFSv3	B-Protocol
,	O
NFSv4	O
,	O
SMB	B-Operating_System
v2	O
&	O
SMB	B-Operating_System
v3	O
protocols	O
and	O
have	O
the	O
limit	O
of	O
100	O
volumes	O
for	O
AFF	O
,	O
40	O
volumes	O
for	O
FAS	O
,	O
20	O
for	O
ONTAP	B-Operating_System
Select	O
and	O
work	O
on	O
any	O
controllers	O
which	O
have	O
16GB	O
memory	O
or	O
more	O
.	O
</s>
<s>
SM-S	O
is	O
useful	O
for	O
replicating	O
transactional	O
logs	O
from	O
:	O
Oracle	B-General_Concept
DB	I-General_Concept
,	O
MS	B-Application
SQL	I-Application
,	O
MS	O
Exchange	O
etc	O
.	O
</s>
<s>
Unlike	O
SyncMirror	O
,	O
SM-S	O
not	O
uses	O
RAID	B-Architecture
&	O
Plex	O
technologies	O
,	O
therefore	O
,	O
can	O
be	O
configured	O
between	O
two	O
different	O
NetApp	O
ONTAP	B-Operating_System
storage	O
systems	O
with	O
different	O
disk	O
type	O
&	O
media	O
.	O
</s>
<s>
FlexCache	O
technology	O
previously	O
available	O
in	O
7-mode	O
systems	O
and	O
was	O
not	O
available	O
in	O
(	O
clustered	O
)	O
ONTAP	B-Operating_System
until	O
version	O
9.5	O
.	O
</s>
<s>
Writes	O
on	O
the	O
edge	O
generating	O
push	O
operation	O
of	O
the	O
modified	O
data	O
to	O
all	O
the	O
edge	O
ONTAP	B-Operating_System
systems	O
requested	O
data	O
from	O
the	O
origin	O
,	O
while	O
in	O
7-mode	O
all	O
the	O
writes	O
go	O
to	O
the	O
origin	O
and	O
it	O
was	O
an	O
edge	O
ONTAP	B-Operating_System
system	O
's	O
job	O
to	O
check	O
the	O
file	O
have	O
n't	O
been	O
updated	O
.	O
</s>
<s>
Initially	O
,	O
only	O
NFS	B-Protocol
v3	O
supported	O
with	O
ONTAP	B-Operating_System
9.5	O
.	O
</s>
<s>
FlexCache	O
volumes	O
are	O
sparsely-populated	O
within	O
an	O
ONTAP	B-Operating_System
cluster	O
(	O
intracluster	O
)	O
or	O
across	O
multiple	O
ONTAP	B-Operating_System
clusters	O
(	O
inter-cluster	O
)	O
.	O
</s>
<s>
FAS	O
,	O
AFF	O
&	O
ONTAP	B-Operating_System
Select	O
can	O
be	O
combined	O
to	O
use	O
FlexCache	O
technology	O
.	O
</s>
<s>
Allowed	O
to	O
create	O
10	O
FlexCache	O
volumes	O
per	O
origin	O
FlexVol	O
volume	O
,	O
and	O
up	O
to	O
10	O
FlexCache	O
volumes	O
per	O
ONTAP	B-Operating_System
node	O
.	O
</s>
<s>
Data	B-Operating_System
ONTAP	I-Operating_System
also	O
implements	O
an	O
option	O
named	O
RAID	B-Architecture
SyncMirror	O
(	O
RSM	O
)	O
,	O
using	O
the	O
plex	O
technique	O
,	O
where	O
all	O
the	O
RAID	B-Architecture
groups	O
within	O
an	O
aggregate	O
or	O
traditional	O
volume	O
can	O
be	O
synchronously	O
duplicated	O
to	O
another	O
set	O
of	O
hard	O
disks	O
.	O
</s>
<s>
This	O
is	O
typically	O
done	O
at	O
another	O
site	O
via	O
a	O
Fibre	B-Architecture
Channel	I-Architecture
or	O
IP	O
link	O
,	O
or	O
within	O
a	O
single	O
controller	O
with	O
local	O
SyncMirror	O
for	O
a	O
single	O
disk-shelf	O
resiliency	O
.	O
</s>
<s>
NetApp	O
's	O
MetroCluster	O
configuration	O
uses	O
SyncMirror	O
to	O
provide	O
a	O
geo-cluster	O
or	O
an	O
active/active	O
cluster	O
between	O
two	O
sites	O
up	O
to	O
300km	O
apart	O
or	O
700km	O
with	O
ONTAP	B-Operating_System
9.5	O
and	O
MCC-IP	O
.	O
</s>
<s>
SyncMirror	O
can	O
be	O
used	O
either	O
in	O
software-defined	O
storage	O
platforms	O
,	O
on	O
Cloud	O
Volumes	O
ONTAP	B-Operating_System
,	O
or	O
on	O
ONTAP	B-Operating_System
Select	O
.	O
</s>
<s>
It	O
provides	O
high	O
availability	O
in	O
environments	O
with	O
directly	O
attached	O
(	O
non-shared	O
)	O
disks	O
on	O
top	O
of	O
commodity	B-Device
servers	I-Device
,	O
or	O
at	O
FAS	B-Operating_System
and	I-Operating_System
AFF	I-Operating_System
platforms	I-Operating_System
in	O
Local	O
SyncMirror	O
or	O
MetroCluster	O
configurations	O
.	O
</s>
<s>
SnapLock	O
implements	O
Write	B-Device
Once	I-Device
Read	I-Device
Many	I-Device
(	O
WORM	B-Device
)	O
functionality	O
on	O
magnetic	O
and	O
SSD	B-Device
disks	O
instead	O
of	O
to	O
optical	O
media	O
so	O
that	O
data	O
cannot	O
be	O
deleted	O
until	O
its	O
retention	O
period	O
has	O
been	O
reached	O
.	O
</s>
<s>
Records	O
and	O
files	O
committed	O
to	O
WORM	B-Device
storage	O
on	O
a	O
SnapLock	O
Compliance	O
volume	O
cannot	O
be	O
altered	O
or	O
deleted	O
before	O
the	O
expiration	O
of	O
their	O
retention	O
period	O
.	O
</s>
<s>
SnapLock	O
Enterprise	O
is	O
geared	O
toward	O
assisting	O
organizations	O
that	O
are	O
more	O
self-regulated	O
and	O
want	O
more	O
flexibility	O
in	O
protecting	O
digital	O
assets	O
with	O
WORM-type	O
data	O
storage	O
.	O
</s>
<s>
Data	O
stored	O
as	O
WORM	B-Device
on	O
a	O
SnapLock	O
Enterprise	O
volume	O
is	O
protected	O
from	O
alteration	O
or	O
modification	O
.	O
</s>
<s>
There	O
is	O
one	O
main	O
difference	O
from	O
SnapLock	O
Compliance	O
:	O
as	O
the	O
files	O
being	O
stored	O
are	O
not	O
for	O
strict	O
regulatory	O
compliance	O
,	O
a	O
SnapLock	O
Enterprise	O
volume	O
can	O
be	O
destroyed	O
by	O
an	O
administrator	O
with	O
root	O
privileges	O
on	O
the	O
ONTAP	B-Operating_System
system	O
containing	O
the	O
SnapLock	O
Enterprise	O
volume	O
,	O
even	O
if	O
the	O
designed	O
retention	O
period	O
has	O
not	O
yet	O
passed	O
.	O
</s>
<s>
Starting	O
with	O
ONTAP	B-Operating_System
9.5	O
SnapLock	O
supports	O
Unified	O
SnapMirror	O
(	O
XDP	O
)	O
engine	O
,	O
re-synchronization	O
after	O
fail-over	O
without	O
data	O
loss	O
,	O
1023	O
snapshots	O
,	O
efficiency	O
mechanisms	O
and	O
clock	O
synchronization	O
in	O
SDS	O
ONTAP	B-Operating_System
.	O
</s>
<s>
Available	O
for	O
SSD-only	O
aggregates	O
in	O
FAS/AFF	O
systems	O
or	O
Cloud	O
Volumes	O
ONTAP	B-Operating_System
on	O
SSD	B-Device
media	O
.	O
</s>
<s>
Starting	O
with	O
ONTAP	B-Operating_System
9.4	O
FabricPool	O
supported	O
on	O
ONTAP	B-Operating_System
Select	O
platform	O
.	O
</s>
<s>
Cloud	O
Volumes	O
ONTAP	B-Operating_System
also	O
supports	O
HDD	O
+	O
S3	B-General_Concept
FabricPool	O
configuration	O
.	O
</s>
<s>
Fabric	O
Pool	O
provides	O
automatic	B-Application
storage	I-Application
tiering	I-Application
capability	O
for	O
cold	O
data	O
blocks	O
from	O
fast	O
media	O
(	O
usually	O
SSD	B-Device
)	O
on	O
ONTAP	B-Operating_System
storage	O
to	O
cold	O
media	O
via	O
object	O
protocol	O
to	O
object	O
storage	O
such	O
as	O
S3	B-General_Concept
and	O
back	O
.	O
</s>
<s>
FabricPool	O
preserves	O
offline	O
deduplication	B-General_Concept
&	O
offline	O
compression	O
savings	O
.	O
</s>
<s>
Starting	O
with	O
ONTAP	B-Operating_System
9.4	O
introduced	O
FabricPool	O
2.0	O
with	O
the	O
ability	O
to	O
tier-off	O
active	O
file	O
system	O
data	O
(	O
by	O
default	O
31-day	O
data	O
not	O
been	O
accessed	O
)	O
&	O
support	O
data	O
compaction	O
savings	O
.	O
</s>
<s>
The	O
recommended	O
ratio	O
is	O
1:10	O
for	O
inodes	B-Application
to	O
data	O
files	O
.	O
</s>
<s>
For	O
clients	O
connected	O
to	O
the	O
ONTAP	B-Operating_System
storage	O
system	O
,	O
all	O
the	O
Fabric	O
Pool	O
data-tiering	O
operations	O
are	O
completely	O
transparent	O
,	O
and	O
in	O
case	O
data	O
blocks	O
become	O
hot	O
again	O
,	O
they	O
are	O
copied	O
back	O
to	O
fast	O
media	O
in	O
the	O
ONTAP	B-Operating_System
storage	O
system	O
.	O
</s>
<s>
Fabric	O
Pool	O
is	O
currently	O
compatible	O
with	O
the	O
NetApp	O
StorageGRID	O
,	O
Amazon	B-General_Concept
S3	I-General_Concept
,	O
Google	O
Cloud	O
,	O
and	O
Alibaba	O
object	O
storage	O
services	O
.	O
</s>
<s>
Starting	O
with	O
ONTAP	B-Operating_System
9.4	O
Azure	O
Blob	O
supported	O
,	O
starting	O
with	O
9.5	O
IBM	O
Cloud	O
Object	O
Storage	O
(	O
ICOS	O
)	O
and	O
Amazon	O
Commercial	O
Cloud	B-Architecture
Services	I-Architecture
(	O
C2S	O
)	O
supported	O
,	O
other	O
object-based	O
SW	O
&	O
services	O
could	O
be	O
used	O
if	O
requested	O
by	O
the	O
user	O
and	O
that	O
service	O
will	O
be	O
validated	O
by	O
NetApp	O
.	O
</s>
<s>
FlexGroup	O
volumes	O
supported	O
with	O
FabricPool	O
starting	O
with	O
ONTAP	B-Operating_System
9.5	O
.	O
</s>
<s>
For	O
other	O
object	O
storage	O
systems	O
such	O
as	O
Amazon	B-General_Concept
S3	I-General_Concept
&	O
Azure	O
Blob	O
,	O
Fabric	O
Pool	O
must	O
be	O
licensed	O
per	O
TB	O
to	O
function	O
(	O
alongside	O
costs	O
for	O
Fabric	O
Pool	O
licensing	O
,	O
the	O
customer	O
needs	O
to	O
also	O
pay	O
for	O
consumed	O
object	O
space	O
)	O
.	O
</s>
<s>
While	O
with	O
the	O
Cloud	O
Volumes	O
ONTAP	B-Operating_System
storage	O
system	O
,	O
Fabric	O
Pool	O
does	O
not	O
require	O
licensing	O
,	O
costs	O
will	O
apply	O
only	O
for	O
consumed	O
space	O
on	O
the	O
object	O
storage	O
.	O
</s>
<s>
Starting	O
with	O
ONTAP	B-Operating_System
9.5	O
capacity	O
utilization	O
triggering	O
tiering	O
from	O
hot	O
tier	O
can	O
be	O
adjusted	O
.	O
</s>
<s>
FabricPool	O
,	O
first	O
available	O
in	O
ONTAP	B-Operating_System
9.2	O
,	O
is	O
a	O
NetApp	O
Data	O
Fabric	O
technology	O
that	O
enables	O
automated	O
tiering	O
of	O
data	O
to	O
low-cost	O
object	O
storage	O
tiers	O
either	O
on	O
or	O
off-premises	O
.	O
</s>
<s>
It	O
delivers	O
the	O
benefits	O
of	O
cloud	O
economics	O
by	O
tiering	O
to	O
public	O
clouds	O
such	O
as	O
Alibaba	O
Cloud	O
Object	O
Storage	O
Service	O
,	O
Amazon	B-General_Concept
S3	I-General_Concept
,	O
Google	O
Cloud	O
Storage	O
,	O
IBM	O
Cloud	O
Object	O
Storage	O
,	O
and	O
Microsoft	B-Application
Azure	I-Application
Blob	O
Storage	O
as	O
well	O
as	O
to	O
private	O
clouds	O
such	O
as	O
NetApp	O
StorageGRID®	O
.	O
</s>
<s>
NetApp	O
storage	O
systems	O
running	O
ONTAP	B-Operating_System
can	O
Flash	O
Cache	O
(	O
formally	O
Performance	O
Accelerate	O
Module	B-Application
or	O
PAM	O
)	O
custom	O
purpose-built	O
proprietary	B-Application
PCIe	O
card	O
for	O
hybrid	O
NetApp	B-Operating_System
FAS	I-Operating_System
systems	O
.	O
</s>
<s>
Flash	O
Cache	O
can	O
reduce	O
read	O
latencies	O
and	O
allows	O
the	O
storage	O
systems	O
to	O
process	O
more	O
read-intensive	O
work	O
without	O
adding	O
any	O
further	O
spinning	O
disk	O
to	O
the	O
underlying	O
RAID	B-Architecture
since	O
read	O
operations	O
do	O
not	O
require	O
redundancy	O
in	O
case	O
of	O
Flash	O
Cache	O
failure	O
.	O
</s>
<s>
Beginning	O
with	O
ONTAP	B-Operating_System
9.5	O
Flash	O
Cache	O
read-cache	O
technology	O
available	O
in	O
Cloud	O
Volumes	O
ONTAP	B-Operating_System
with	O
the	O
use	O
of	O
ephemeral	O
SSD	B-Device
drives	I-Device
.	O
</s>
<s>
NDAS	O
proxy	O
is	O
a	O
service	O
introduced	O
in	O
ONTAP	B-Operating_System
9.5	O
;	O
it	O
works	O
in	O
conjunction	O
with	O
NDAS	O
service	O
in	O
a	O
cloud	O
provider	O
.	O
</s>
<s>
Similarly	O
to	O
FabricPool	O
,	O
NDAS	O
stores	O
data	O
in	O
object	O
format	O
,	O
but	O
unlike	O
FabricPool	O
,	O
it	O
stores	O
WAFL	B-Application
metadata	O
in	O
object	O
storage	O
as	O
well	O
.	O
</s>
<s>
The	O
information	O
which	O
been	O
transferred	O
from	O
the	O
ONTAP	B-Operating_System
system	O
is	O
snapshot	O
deltas	O
,	O
not	O
the	O
entire	O
set	O
of	O
data	O
,	O
and	O
already	O
deduplicated	O
&	O
compressed	O
(	O
on	O
volume	O
level	O
)	O
.	O
</s>
<s>
NDAS	O
proxy	O
is	O
HTTP-based	O
with	O
an	O
S3	B-General_Concept
object	O
protocol	O
and	O
few	O
additional	O
API	O
calls	O
to	O
the	O
cloud	O
.	O
</s>
<s>
NDAS	O
in	O
ONTAP	B-Operating_System
9.5	O
works	O
only	O
in	O
a	O
schema	O
with	O
primary	O
ONTAP	B-Operating_System
9	O
storage	O
replicating	O
data	O
via	O
Snapmirror	O
to	O
secondary	O
ONTAP	B-Operating_System
9.5	O
storage	O
,	O
where	O
secondary	O
storage	O
is	O
also	O
NDAS	O
proxy	O
.	O
</s>
<s>
Storage	O
QoS	O
is	O
a	O
free	O
feature	O
in	O
ONTAP	B-Operating_System
systems	O
.	O
</s>
<s>
There	O
are	O
few	O
types	O
of	O
storage	O
QoS	O
in	O
ONTAP	B-Operating_System
systems	O
:	O
Adaptive	O
QoS	O
(	O
A-QoS	O
)	O
,	O
which	O
includes	O
Absolute	O
minimum	O
QoS	O
;	O
Ordinary	O
static	O
QoS	O
or	O
Minimum	O
QoS	O
(	O
QoS	O
min	O
)	O
;	O
and	O
Maximum	O
QoS	O
(	O
QoS	O
max	O
)	O
.	O
</s>
<s>
A-QoS	O
allows	O
ONTAP	B-Operating_System
to	O
automatically	O
adjust	O
the	O
number	O
of	O
IOPS	O
for	O
a	O
volume	O
based	O
on	O
A-QoS	O
policies	O
.	O
</s>
<s>
ONTAP	B-Operating_System
OS	O
has	O
a	O
number	O
of	O
features	O
to	O
increase	O
security	O
on	O
the	O
storage	O
system	O
like	O
Onboard	O
Key	O
Manager	O
,	O
the	O
passphrase	O
for	O
controller	O
boot	O
with	O
NSE	O
&	O
NVE	O
encryption	O
and	O
USB	O
key	O
manager	O
(	O
available	O
starting	O
with	O
9.4	O
)	O
.	O
</s>
<s>
Auditing	O
for	O
NAS	O
events	O
is	O
another	O
security	O
measure	O
in	O
ONTAP	B-Operating_System
that	O
enables	O
the	O
customer	O
to	O
track	O
and	O
log	O
certain	O
CIFS	B-Operating_System
and	O
NFS	B-Protocol
events	O
on	O
the	O
storage	O
system	O
.	O
</s>
<s>
ONTAP	B-Operating_System
accessed	O
over	O
SSH	B-Protocol
has	O
an	O
ability	O
to	O
Authenticate	O
with	O
a	O
Common	O
Access	O
Card	O
.	O
</s>
<s>
ONTAP	B-Operating_System
supports	O
RBAC	O
:	O
Role-based	O
access	O
control	O
allows	O
administrative	O
accounts	O
to	O
be	O
restricted	O
and/or	O
limited	O
in	O
what	O
actions	O
they	O
can	O
take	O
on	O
the	O
system	O
.	O
</s>
<s>
Beginning	O
with	O
ONTAP	B-Operating_System
9	O
,	O
Kerberos	O
5	O
authentication	O
with	O
privacy	O
service	O
(	O
krb5p	O
)	O
is	O
supported	O
for	O
NAS	O
.	O
</s>
<s>
The	O
ONTAP	B-Operating_System
solution	O
supports	O
128-bit	O
and	O
256-bit	O
AES	O
encryption	O
for	O
Kerberos	O
.	O
</s>
<s>
ONTAP	B-Operating_System
systems	O
also	O
allow	O
storing	O
encryption	O
keys	O
on	O
a	O
USB	O
drive	O
connected	O
to	O
the	O
appliance	O
.	O
</s>
<s>
ONTAP	B-Operating_System
also	O
can	O
use	O
an	O
external	O
key	O
manager	O
like	O
Gemalto	O
Trusted	O
Key	O
Manager	O
.	O
</s>
<s>
NVE	O
is	O
licensed	O
,	O
but	O
free	O
features	O
compatible	O
nearly	O
with	O
all	O
NetApp	O
ONTAP	B-Operating_System
features	O
and	O
protocols	O
.	O
</s>
<s>
NVE	O
,	O
like	O
NSE	O
,	O
is	O
also	O
data	B-General_Concept
at	I-General_Concept
rest	I-General_Concept
encryption	O
,	O
which	O
means	O
it	O
protects	O
only	O
from	O
physical	O
disks	O
theft	O
and	O
does	O
not	O
give	O
an	O
additional	O
level	O
of	O
data	O
security	O
protection	O
in	O
a	O
healthy	O
operational	O
and	O
running	O
system	O
.	O
</s>
<s>
NVE	O
with	O
a	O
combination	O
of	O
FabricPool	O
technology	O
also	O
protects	O
data	O
from	O
unauthorized	O
access	O
in	O
external	O
S3	B-General_Concept
storage	O
systems	O
like	O
Amazon	O
and	O
since	O
data	O
already	O
encrypted	O
it	O
transferring	O
over	O
the	O
wire	O
in	O
encrypted	O
form	O
.	O
</s>
<s>
Starting	O
with	O
ONTAP	B-Operating_System
9.4	O
new	O
feature	O
introduced	O
called	O
Secure	O
Purge	O
which	O
provides	O
ability	O
to	O
securely	O
delete	O
a	O
file	O
to	O
comply	O
with	O
GDPR	O
requirements	O
.	O
</s>
<s>
ONTAP	B-Operating_System
Vscan	O
and	O
FPolicy	O
are	O
aimed	O
at	O
malware	O
prevention	O
in	O
ONTAP	B-Operating_System
systems	O
with	O
NAS	O
.	O
</s>
<s>
MTU	O
black-hole	O
detection	O
and	O
path	O
MTU	O
discovery	O
(	O
PMTUD	O
)	O
is	O
the	O
processes	O
by	O
which	O
the	O
ONTAP	B-Operating_System
system	O
connected	O
via	O
an	O
Ethernet	O
network	O
detects	O
maximum	O
MTU	O
size	O
.	O
</s>
<s>
In	O
ONTAP	B-Operating_System
9.2	O
:	O
Online	O
Certificate	O
Status	O
Protocol	O
(	O
OCSP	O
)	O
for	O
LDAP	O
over	O
TLS	O
;	O
iSCSI	B-Protocol
Endpoint	O
Isolation	O
to	O
specify	O
a	O
range	O
of	O
IP	O
addresses	O
that	O
can	O
log	O
in	O
to	O
the	O
storage	O
;	O
limit	O
the	O
number	O
of	O
failed	O
login	O
attempts	O
over	O
SSH	B-Protocol
.	O
</s>
<s>
NTP	O
symmetric	O
authentication	O
supported	O
starting	O
with	O
ONTAP	B-Operating_System
9.5	O
.	O
</s>
<s>
NetApp	O
offers	O
a	O
set	O
of	O
server-based	O
software	O
solutions	O
for	O
monitoring	O
and	O
integration	O
with	O
ONTAP	B-Operating_System
systems	O
.	O
</s>
<s>
It	O
includes	O
a	O
self-service	O
portal	O
with	O
a	O
web-based	B-Application
GUI	B-Application
,	O
where	O
nearly	O
all	O
routine	O
storage	O
operations	O
or	O
sequences	O
of	O
operations	O
can	O
be	O
configured	O
as	O
workflows	O
and	O
published	O
as	O
a	O
service	O
,	O
so	O
end	O
users	O
can	O
order	O
and	O
consume	O
NetApp	O
storage	O
as	O
a	O
service	O
.	O
</s>
<s>
NetApp	O
also	O
offers	O
products	O
for	O
taking	O
application-consistent	O
snapshots	O
by	O
coordinating	O
the	O
application	O
and	O
the	O
NetApp	O
Storage	B-General_Concept
Array	I-General_Concept
.	O
</s>
<s>
These	O
products	O
support	O
Microsoft	B-Operating_System
Exchange	I-Operating_System
,	O
Microsoft	B-Application
SQL	I-Application
Server	I-Application
,	O
Microsoft	B-Protocol
Sharepoint	I-Protocol
,	O
Oracle	B-General_Concept
,	O
SAP	B-Application
and	O
VMware	B-Operating_System
ESX	I-Operating_System
Server	I-Operating_System
data	O
.	O
</s>
<s>
SnapCenter	O
also	O
includes	O
third-party	O
plugins	O
for	O
MongoDB	B-Application
,	O
IBM	B-Application
Db2	I-Application
,	O
MySQL	B-Application
,	O
and	O
allows	O
the	O
end	O
user	O
to	O
create	O
their	O
own	O
plugins	O
for	O
integration	O
with	O
the	O
ONTAP	B-Operating_System
storage	O
system	O
.	O
</s>
<s>
It	O
is	O
intended	O
for	O
customers	O
who	O
wish	O
to	O
integrate	O
ONTAP	B-Operating_System
application-consistent	O
snapshots	O
with	O
their	O
applications	O
,	O
but	O
do	O
not	O
have	O
a	O
license	O
for	O
SnapCenter	O
.	O
</s>
<s>
SnapCenter	O
has	O
controller	O
based	O
licensing	O
for	O
AFF/FAS	O
systems	O
and	O
by	O
Terabyte	O
for	O
SDS	O
ONTAP	B-Operating_System
.	O
</s>
<s>
SnapCenter	O
Plug-in	O
for	O
VMware	B-Application
vSphere	I-Application
called	O
NetApp	O
Data	O
Broker	O
is	O
a	O
separate	O
Linux-based	O
appliance	O
which	O
can	O
be	O
used	O
without	O
SnapCenter	O
itself	O
.	O
</s>
<s>
NetApp	O
Services	O
Level	O
Manager	O
or	O
NSLM	O
for	O
short	O
is	O
software	O
for	O
provisioning	O
ONTAP	B-Operating_System
storage	O
that	O
delivers	O
predictable	O
performance	O
,	O
capacity	O
and	O
data	O
protection	O
for	O
a	O
workload	O
which	O
exposes	O
RESTful	O
APIs	O
and	O
has	O
built-in	O
Swagger	O
documentation	O
with	O
the	O
list	O
of	O
the	O
available	O
APIs	O
,	O
and	O
also	O
can	O
be	O
integrated	O
with	O
other	O
NetApp	O
storage	O
products	O
like	O
ActiveIQ	O
Unified	O
Manager	O
.	O
</s>
<s>
ONTAP	B-Operating_System
systems	O
have	O
the	O
ability	O
to	O
integrate	O
with	O
Hadoop	O
TeraGen	O
,	O
TeraValidate	O
and	O
TeraSort	O
,	O
Apache	O
Hive	O
,	O
Apache	O
MapReduce	O
,	O
Tez	O
execution	O
engine	O
,	O
Apache	O
Spark	O
,	O
Apache	O
HBase	O
,	O
Azure	O
HDInsight	O
and	O
Hortonworks	O
Data	O
Platform	O
Products	O
,	O
Cloudera	O
CDH	O
,	O
through	O
NetApp	O
In-Place	O
Analytics	O
Module	B-Application
(	O
also	O
known	O
as	O
NetApp	O
NFS	B-Protocol
Connector	O
for	O
Hadoop	O
)	O
to	O
provide	O
access	O
and	O
analyze	O
data	O
by	O
using	O
external	O
shared	O
NAS	O
storage	O
as	O
primary	O
or	O
secondary	O
Hadoop	O
storage	O
.	O
</s>
<s>
ONTAP	B-Operating_System
provisioning	O
&	O
usage	O
can	O
be	O
automated	O
in	O
many	O
ways	O
directly	O
or	O
with	O
the	O
use	O
of	O
additional	O
NetApp	O
Software	O
or	O
with	O
3rd	O
party	O
software	O
.	O
</s>
<s>
Direct	O
HTTP	O
REST	O
API	O
available	O
with	O
ONTAP	B-Operating_System
and	O
SolidFire	O
.	O
</s>
<s>
Starting	O
with	O
9.6	O
ONTAP	B-Operating_System
NetApp	O
decided	O
to	O
start	O
bringing	O
proprietary	B-Application
ZAPI	O
functionality	O
via	O
REST	O
APIs	O
access	O
for	O
cluster	O
management	O
.	O
</s>
<s>
List	O
of	O
cluster	O
management	O
available	O
through	O
REST	O
APIs	O
in	O
ONTAP	B-Operating_System
9.6	O
:	O
</s>
<s>
NetApp	O
Workflow	O
Automation	O
(	O
WFA	O
)	O
is	O
GUI	B-Application
based	O
orchestrator	O
which	O
also	O
provides	O
APIs	O
and	O
PowerShell	B-Application
commandlets	O
for	O
WFA	O
.	O
</s>
<s>
WFA	O
can	O
manage	O
NetApp	O
ONTAP	B-Operating_System
,	O
SolidFire	O
&	O
E-Series	O
storage	O
systems	O
.	O
</s>
<s>
It	O
can	O
be	O
used	O
with	O
NetApp	O
ONTAP	B-Operating_System
,	O
SolidFire	O
&	O
E-Series	O
systems	O
for	O
SAN	O
&	O
NAS	O
protocols	O
.	O
</s>
<s>
The	O
ONTAP	B-Operating_System
operating	O
system	O
is	O
used	O
in	O
storage	O
disk	B-General_Concept
arrays	I-General_Concept
.	O
</s>
<s>
There	O
are	O
three	O
platforms	O
where	O
ONTAP	B-Operating_System
software	O
is	O
used	O
:	O
NetApp	B-Operating_System
FAS	I-Operating_System
and	O
AFF	O
,	O
ONTAP	B-Operating_System
Select	O
and	O
Cloud	O
Volumes	O
ONTAP	B-Operating_System
.	O
</s>
<s>
On	O
each	O
platform	O
,	O
ONTAP	B-Operating_System
uses	O
the	O
same	O
kernel	O
and	O
a	O
slightly	O
different	O
set	O
of	O
features	O
.	O
</s>
<s>
FAS	O
and	O
All	O
Flash	O
FAS	O
(	O
AFF	O
)	O
systems	O
are	O
proprietary	B-Application
,	O
custom-built	O
hardware	O
by	O
NetApp	O
for	O
ONTAP	B-Operating_System
software	O
.	O
</s>
<s>
AFF	O
systems	O
can	O
contain	O
only	O
SSD	B-Device
drives	I-Device
,	O
because	O
ONTAP	B-Operating_System
on	O
AFF	O
is	O
optimized	O
and	O
tuned	O
only	O
for	O
Flash	B-Device
memory	I-Device
,	O
while	O
FAS	O
systems	O
may	O
contain	O
HDD	O
(	O
HDD-only	O
systems	O
)	O
or	O
HDD	O
and	O
SSD	B-Device
(	O
Hybrid	O
systems	O
)	O
.	O
</s>
<s>
ONTAP	B-Operating_System
on	O
FAS	B-Operating_System
and	I-Operating_System
AFF	I-Operating_System
platforms	I-Operating_System
can	O
create	O
RAID	B-Architecture
arrays	I-Architecture
,	O
such	O
as	O
RAID	B-Architecture
4	O
,	O
RAID-DP	O
and	O
RAID-TEC	O
arrays	O
,	O
from	O
disks	O
or	O
disk	O
partitions	O
for	O
data	O
protection	O
reasons	O
,	O
while	O
ONTAP	B-Operating_System
Select	O
and	O
Cloud	O
Volumes	O
ONTAP	B-Operating_System
leverage	O
RAID	B-Architecture
data	O
protection	O
provided	O
by	O
the	O
environment	O
they	O
run	O
on	O
.	O
</s>
<s>
FAS	B-Operating_System
and	I-Operating_System
AFF	I-Operating_System
systems	O
support	O
Metro	O
Cluster	O
functionality	O
,	O
while	O
ONTAP	B-Operating_System
Select	O
and	O
Cloud	O
Volumes	O
ONTAP	B-Operating_System
platforms	O
do	O
not	O
.	O
</s>
<s>
Both	O
ONTAP	B-Operating_System
Select	O
and	O
Cloud	O
Volumes	O
ONTAP	B-Operating_System
are	O
virtual	O
storage	O
appliances	O
(	O
VSA	O
)	O
which	O
are	O
based	O
on	O
previous	O
product	O
ONTAP	B-Operating_System
Edge	O
also	O
known	O
as	O
ONTAP-v	O
and	O
considered	O
as	O
a	O
Software-defined	O
storage	O
.	O
</s>
<s>
ONTAP	B-Operating_System
Select	O
as	O
Cloud	O
Volumes	O
ONTAP	B-Operating_System
includes	O
plex	O
and	O
aggregate	O
abstractions	O
,	O
but	O
did	O
n't	O
have	O
a	O
lower	O
level	O
RAID	B-Architecture
module	B-Application
included	O
in	O
the	O
OS	O
;	O
therefore	O
RAID	B-Architecture
4	O
,	O
RAID-DP	O
and	O
RAID-TEC	O
were	O
not	O
supported	O
so	O
ONTAP	B-Operating_System
storage	O
system	O
similarly	O
to	O
FlexArray	O
functionality	O
leverages	O
RAID	B-Architecture
data	O
protection	O
on	O
SSD	B-Device
and	O
HDD	O
drive	O
level	O
with	O
underlying	O
storage	O
systems	O
.	O
</s>
<s>
Starting	O
with	O
ONTAP	B-Operating_System
Select	O
9.4	O
&	O
ONTAP	B-Operating_System
Deploy	O
2.8	O
software	O
RAID	B-Architecture
supported	O
with	O
no	O
requirements	O
for	O
3rd	O
party	O
HW	O
RAID	B-Architecture
equipment	O
.	O
</s>
<s>
Because	O
ONTAP	B-Operating_System
Select	O
and	O
Cloud	O
Volumes	O
ONTAP	B-Operating_System
are	O
virtual	O
machines	O
,	O
they	O
do	O
n't	O
support	O
Fibre	B-Architecture
Channel	I-Architecture
and	O
Fibre	B-Protocol
Channel	I-Protocol
over	I-Protocol
Ethernet	I-Protocol
as	O
front-end	O
data	O
protocols	O
and	O
consume	O
space	O
from	O
underlying	O
storage	O
in	O
hypervisor	B-Operating_System
added	O
to	O
VSA	O
as	O
virtual	B-Application
disks	I-Application
represented	O
and	O
treated	O
inside	O
ONTAP	B-Operating_System
as	O
disks	O
.	O
</s>
<s>
ONTAP	B-Operating_System
Select	O
and	O
Cloud	O
Volumes	O
ONTAP	B-Operating_System
provide	O
high	O
availability	O
,	O
deduplication	B-General_Concept
,	O
resiliency	O
,	O
data	O
recovery	O
,	O
robust	O
snapshots	O
which	O
can	O
be	O
integrated	O
with	O
application	O
backup	O
(	O
application	O
consistent	O
snapshots	O
)	O
and	O
nearly	O
all	O
ONTAP	B-Operating_System
functionality	O
but	O
with	O
few	O
exceptions	O
.	O
</s>
<s>
Software-defined	O
versions	O
of	O
ONTAP	B-Operating_System
have	O
nearly	O
all	O
the	O
functionality	O
except	O
for	O
Hardware-centric	O
features	O
like	O
ifgroups	O
,	O
service	O
processor	O
,	O
physical	O
disk	O
drives	O
with	O
encryption	O
,	O
MetroCluster	O
over	O
FCP	O
,	O
Fiber	B-Architecture
Channel	I-Architecture
protocol	O
.	O
</s>
<s>
ONTAP	B-Operating_System
Select	O
can	O
run	O
on	O
VMware	B-Operating_System
ESXi	I-Operating_System
and	O
Linux	O
KVM	O
hypervisors	B-Operating_System
.	O
</s>
<s>
ONTAP	B-Operating_System
Select	O
leveraged	O
RAID	B-Architecture
data	O
protection	O
on	O
SSD	B-Device
and	O
HDD	O
drive	O
level	O
with	O
underlying	O
DAS	O
,	O
SAN	O
,	O
or	O
vSAN	O
storage	O
systems	O
.	O
</s>
<s>
Starting	O
with	O
ONTAP	B-Operating_System
Select	O
9.4	O
&	O
ONTAP	B-Operating_System
Deploy	O
2.8	O
software	O
RAID	B-Architecture
supported	O
with	O
no	O
requirements	O
for	O
3rd	O
party	O
HW	O
RAID	B-Architecture
equipment	O
for	O
KVM	O
and	O
starting	O
with	O
ONTAP	B-Operating_System
9.5	O
with	O
ESXi	B-Operating_System
.	O
</s>
<s>
ONTAP	B-Operating_System
Deploy	O
is	O
a	O
virtual	O
machine	O
that	O
provides	O
a	O
mediator	O
function	O
in	O
MetroCluster	O
or	O
2-node	O
configurations	O
,	O
keeps	O
track	O
of	O
licensing	O
,	O
and	O
used	O
to	O
initial	O
cluster	O
deployment	O
.	O
</s>
<s>
Starting	O
with	O
ONTAP	B-Operating_System
Deploy	O
2.11.2	O
vCenter	O
plugin	O
was	O
introduced	O
,	O
which	O
allows	O
performing	O
all	O
the	O
ONTAP	B-Operating_System
Deploy	O
functionality	O
from	O
vCenter	O
.	O
</s>
<s>
In	O
contrast	O
,	O
previously	O
management	O
performed	O
from	O
either	O
command	B-Application
line	I-Application
or	O
with	O
vSphere	O
VM	O
OVA	O
setup	O
master	O
.	O
</s>
<s>
Like	O
on	O
the	O
FAS	O
platform	O
,	O
ONTAP	B-Operating_System
Select	O
supports	O
high	O
availability	O
and	O
clustering	O
.	O
</s>
<s>
As	O
a	O
FAS	O
platform	O
,	O
ONTAP	B-Operating_System
Select	O
is	O
offered	O
in	O
two	O
versions	O
:	O
HDD-only	O
or	O
All-Flash	O
optimized	O
.	O
</s>
<s>
Previously	O
ONTAP	B-Operating_System
Select	O
known	O
as	O
Data	B-Operating_System
ONTAP	I-Operating_System
Edge	O
.	O
</s>
<s>
Data	B-Operating_System
ONTAP	I-Operating_System
Edge	O
product	O
has	O
Data	B-Operating_System
ONTAP	I-Operating_System
OS	O
with	O
version	O
8	O
and	O
was	O
able	O
to	O
run	O
only	O
atop	O
of	O
VMware	B-Operating_System
ESXi	I-Operating_System
.	O
</s>
<s>
Starting	O
with	O
ONTAP	B-Operating_System
9.5	O
SW-MetroCluster	O
over	O
NSX	O
overlay	O
network	O
supported	O
.	O
</s>
<s>
Starting	O
with	O
ONTAP	B-Operating_System
9.5	O
licensing	O
changed	O
from	O
capacity	O
tier-based	O
,	O
where	O
licenses	O
are	O
linked	O
with	O
a	O
node	O
and	O
perpetual	O
to	O
Capacity	O
Pool	O
Licensing	O
with	O
a	O
time-limited	O
subscription	O
.	O
</s>
<s>
ONTAP	B-Operating_System
Select	O
9.5	O
get	O
MQTT	B-Application
protocol	I-Application
supported	O
for	O
data	O
transferring	O
from	O
the	O
edge	O
to	O
a	O
data	O
center	O
or	O
a	O
cloud	O
.	O
</s>
<s>
In	O
April	O
2019	O
,	O
Octavian	O
Tanase	O
SVP	O
ONTAP	B-Operating_System
,	O
posted	O
a	O
preview	O
photo	O
in	O
his	O
twitter	O
of	O
ONTAP	B-Operating_System
running	O
in	O
Kubernetes	B-General_Concept
as	O
a	O
container	O
for	O
a	O
demonstration	O
.	O
</s>
<s>
Cloud	O
Volumes	O
ONTAP	B-Operating_System
(	O
formally	O
ONTAP	B-Operating_System
Cloud	O
)	O
includes	O
nearly	O
the	O
same	O
functionality	O
as	O
ONTAP	B-Operating_System
Select	O
,	O
because	O
it	O
is	O
also	O
a	O
virtual	O
storage	O
appliance	O
(	O
VSA	O
)	O
and	O
can	O
be	O
ordered	O
in	O
hyper-scale	O
providers	O
(	O
cloud	B-Architecture
computing	I-Architecture
)	O
such	O
as	O
Amazon	B-Application
AWS	I-Application
,	O
Microsoft	B-Application
Azure	I-Application
and	O
Google	B-General_Concept
Cloud	I-General_Concept
Platform	I-General_Concept
.	O
</s>
<s>
IBM	O
Cloud	O
uses	O
ONTAP	B-Operating_System
Select	O
for	O
the	O
same	O
reasons	O
,	O
instead	O
of	O
Cloud	O
Volumes	O
ONTAP	B-Operating_System
.	O
</s>
<s>
Cloud	O
Volumes	O
ONTAP	B-Operating_System
can	O
provide	O
high	O
availability	O
of	O
data	O
across	O
different	O
regions	O
in	B-Architecture
the	I-Architecture
cloud	I-Architecture
.	O
</s>
<s>
Cloud	O
Volumes	O
ONTAP	B-Operating_System
leverages	O
RAID	B-Architecture
data	O
protection	O
on	O
SSD	B-Device
and	O
HDD	O
drive	O
level	O
with	O
underlying	O
IP	B-Protocol
SAN	I-Protocol
storage	O
system	O
in	O
Cloud	O
Provider	O
.	O
</s>
<s>
Feature	O
comparison	O
between	O
platforms	O
with	O
the	O
latest	O
ONTAP	B-Operating_System
version	O
.	O
</s>
<s>
Features	O
AFF/FAS/LenovoDM	O
systems	O
All-Flash	O
ASA	O
Cloud	O
Volumes	O
Service	O
(	O
CVS	O
)	O
&	O
Azure	O
NetApp	O
Files	O
(	O
ANF	O
)	O
Cloud	O
Volumes	O
ONTAP	B-Operating_System
(	O
CVO	O
)	O
ONTAP	B-Operating_System
Select	O
FabricPool	O
SSD	B-Device
aggregates	O
only	O
Yes	O
Yes	O
Yes	O
,	O
SSD	B-Device
&	O
HDD	O
supported	O
Starting	O
with	O
9.4	O
Supported	O
FabricPool	O
2.0	O
for	O
SDS	O
with	O
Premium	O
lic	O
(	O
All	O
Flash	O
)	O
FlexGroup	O
Supported	O
No	O
:	O
SAN	O
only	O
?	O
</s>
<s>
Supported	O
High	O
Availability	O
(	O
HA	O
)	O
Supported	O
Supported	O
Yes	O
Supported	O
in	O
AWS	B-Application
and	O
Azure	O
Supported	O
with	O
DAS	O
configuration	O
.	O
</s>
<s>
2-node	O
require	O
mediator	O
which	O
incorporated	O
in	O
ONTAP	B-Operating_System
Deploy	O
.	O
</s>
<s>
FAS2000	O
,	O
C190	O
&	O
A200	O
are	O
not	O
supported	O
,	O
support	O
added	O
to	O
A220	O
&	O
FAS2750	O
in	O
ONTAP	B-Operating_System
9.6	O
.	O
</s>
<s>
No	O
Supported	O
in	O
AWS	B-Application
between	O
two	O
availability	O
zones	O
.	O
</s>
<s>
As	O
in	O
Cloud	O
Volumes	O
ONTAP	B-Operating_System
with	O
HA	O
,	O
2x	O
times	O
more	O
space	O
consumed	O
Starting	O
with	O
ONTAP	B-Operating_System
Deploy	O
2.7	O
officially	O
supported	O
MetroCluster	O
SDS	O
on	O
2-node	O
clusters	O
with	O
DAS	O
configuration	O
for	O
distance	O
up	O
to	O
10	O
km	O
.	O
</s>
<s>
As	O
in	O
ONTAP	B-Operating_System
Select	O
with	O
HA	O
,	O
2x	O
times	O
more	O
space	O
consumed	O
.	O
</s>
<s>
Also	O
as	O
ONTAP	B-Operating_System
Select	O
with	O
2-node	O
HA	O
system	O
require	O
mediator	O
which	O
incorporated	O
in	O
ONTAP	B-Operating_System
Deploy	O
.	O
</s>
<s>
ONTAP	B-Operating_System
Deploy	O
with	O
Mediator	O
in	O
MetroCluster	O
configuration	O
has	O
to	O
run	O
on	O
3rd	O
site	O
.	O
</s>
<s>
Horizontal	O
Scaling	O
Clusterization	O
In	O
ONTAP	B-Operating_System
9.3	O
:	O
from	O
1	O
node	O
to	O
up	O
to	O
12	O
for	O
SAN	O
nodes	O
;	O
NAS	O
up	O
to	O
24	O
-	O
with	O
last	O
and	O
previous	O
gen	O
FAS/AFF	O
.	O
</s>
<s>
ONTAP	B-Operating_System
cluster	O
with	O
more	O
than	O
1	O
node	O
can	O
contain	O
only	O
HA	O
pairs	O
.	O
</s>
<s>
Yes	O
,	O
always	O
included	O
SnapMirror	O
Yes	O
,	O
included	O
in	O
premium	O
bundle	O
SW	O
;	O
SVM-DR	O
SnapMirror	O
supported	O
;	O
Also	O
supported	O
SnapMirror	O
from	O
ONTAP	B-Operating_System
to	O
Cloud	O
Backup	O
;	O
SnapMirror	O
from	O
SolidFire	O
to	O
ONTAP	B-Operating_System
Yes	O
,	O
included	O
in	O
premium	O
bundle	O
SW	O
;	O
SVM-DR	O
SnapMirror	O
supported	O
;	O
Also	O
supported	O
SnapMirror	O
from	O
ONTAP	B-Operating_System
to	O
Cloud	O
Backup	O
;	O
SnapMirror	O
from	O
SolidFire	O
to	O
ONTAP	B-Operating_System
No	O
?	O
</s>
<s>
Also	O
supported	O
SnapMirror	O
from	O
ONTAP	B-Operating_System
to	O
Cloud	O
Backup	O
;	O
SnapMirror	O
from	O
SolidFire	O
to	O
ONTAP	B-Operating_System
Yes	O
,	O
always	O
included	O
;	O
SVM-DR	O
SnapMirror	O
supported	O
;	O
Also	O
supported	O
SnapMirror	O
from	O
ONTAP	B-Operating_System
to	O
Cloud	O
Backup	O
;	O
SnapMirror	O
from	O
SolidFire	O
to	O
ONTAP	B-Operating_System
SnapMirror	O
Synchronous	O
(	O
SM-S	O
)	O
Yes	O
with	O
ONTAP	B-Operating_System
9.5	O
,	O
Maximum	O
80	O
volumes	O
per	O
AFF	O
node	O
or	O
40	O
per	O
FAS	O
node	O
.	O
</s>
<s>
Yes	O
with	O
ONTAP	B-Operating_System
9.5	O
,	O
Maximum	O
20	O
volumes	O
per	O
Select	O
node	O
FlexCache	O
Yes	O
starting	O
with	O
ONTAP	B-Operating_System
9.5	O
Yes	O
Yes	O
?	O
</s>
<s>
Yes	O
starting	O
with	O
ONTAP	B-Operating_System
9.5	O
SyncMirror	O
Yes	O
:	O
as	O
SyncMirror	O
local	O
or	O
as	O
part	O
of	O
MetroCluster	O
Yes	O
No	O
As	O
part	O
of	O
Cloud	O
Volumes	O
ONTAP	B-Operating_System
HA	O
functionality	O
As	O
part	O
of	O
ONTAP	B-Operating_System
Select	O
HA	O
&	O
MetroCluster	O
SDS	O
functionality	O
WORM	B-Device
for	O
NAS	O
Yes	O
:	O
SnapLock	O
.	O
</s>
<s>
Yes	O
in	O
AWS	B-Application
&	O
Azure	O
.	O
</s>
<s>
Marketing	O
name	O
:	O
NetApp	O
Cloud	O
WORM	B-Device
Yes	O
:	O
SlapLock	O
with	O
9.4	O
.	O
</s>
<s>
Licensed	O
by	O
space	O
NetApp	O
's	O
proprietary	B-Application
RAID	B-Architecture
:	O
4	O
,	O
DP	O
,	O
TEC	O
Yes	O
Yes	O
Yes	O
.	O
</s>
<s>
Yes	O
,	O
with	O
ONTAP	B-Operating_System
Select	O
9.4	O
&	O
ONTAP	B-Operating_System
Deploy	O
2.8	O
.	O
</s>
<s>
Software	O
RAID	B-Architecture
available	O
with	O
ONTAP	B-Operating_System
Select	O
9.4	O
only	O
with	O
KVM	O
.	O
</s>
<s>
Starting	O
with	O
9.5	O
software	O
RAID	B-Architecture
available	O
for	O
ESXi	B-Operating_System
.	O
</s>
<s>
No	O
No	O
No	O
,	O
N/A	O
No	O
Third-party	O
DAS	O
or	O
RAID	B-Architecture
No	O
No	O
No	O
Cloud	O
block	O
storage	O
Yes	O
.	O
</s>
<s>
DAS	O
with	O
RAID	B-Architecture
,	O
LVM	O
and	O
vSAN	O
supported	O
NetApp	O
Storage	O
Encryption	O
Yes	O
,	O
specialized	O
HDD/SDD	O
required	O
.	O
</s>
<s>
All	O
current	O
gen	O
FAS	O
systems	O
have	O
pre-installed	O
No	O
No	O
Yes	O
,	O
with	O
ephemeral	O
SSD	B-Device
and	O
Premium	O
or	O
BYOL	O
licenses	O
starting	O
with	O
9.5	O
No	O
nonvolatile	O
memory	O
Yes	O
:	O
All	O
FAS/AFF	O
Yes	O
Yes	O
virtual	O
Nonvolatile	O
memory	O
virtual	O
Nonvolatile	O
memory	O
NDMP	O
Yes	O
,	O
free	O
.	O
</s>
<s>
Free	O
&	O
always	O
included	O
Secure	O
Purge	O
Starting	O
with	O
ONTAP	B-Operating_System
9.4	O
,	O
free	O
Yes	O
?	O
</s>
<s>
Interface	O
Groups	O
(	O
ifgroup	O
)	O
Yes	O
,	O
physical	O
Ethernet	O
port	O
aggregation	O
Yes	O
,	O
physical	O
Ethernet	O
port	O
aggregation	O
No	O
:	O
Not	O
Applicable	O
for	O
the	O
cloud	O
No	O
No	O
Max	O
Aggregate	O
Size	O
800	O
TiB	O
on	O
SSD	B-Device
800	O
TiB	O
on	O
SSD	B-Device
No	O
:	O
Not	O
Applicable	O
for	O
the	O
cloud	O
?	O
</s>
<s>
400	O
TiB	O
per	O
node	O
(	O
200TiB	O
useful	O
in	O
HA	O
)	O
NVMeoF	O
Yes	O
:	O
FC-NVMe	O
for	O
AFF	O
Yes	O
?	O
</s>
