<s>
IBM	B-Device
FlashSystem	I-Device
is	O
an	O
IBM	B-Application
Storage	I-Application
enterprise	O
system	O
that	O
stores	O
data	O
on	O
flash	B-Device
memory	I-Device
.	O
</s>
<s>
Unlike	O
storage	B-General_Concept
systems	I-General_Concept
that	O
use	O
standard	O
solid-state	B-Device
drives	I-Device
,	O
IBM	B-Device
FlashSystem	I-Device
products	O
incorporate	O
custom	O
hardware	O
based	O
on	O
technology	O
from	O
the	O
2012	O
IBM	O
acquisition	O
of	O
Texas	O
Memory	O
Systems	O
.	O
</s>
<s>
According	O
to	O
Gartner	O
,	O
IBM	O
was	O
the	O
number	O
one	O
all-flash	O
storage	O
array	O
vendor	O
in	O
2014	O
selling	O
over	O
2,100	O
FlashSystems	B-Device
totaling	O
62	O
petabytes	O
(	O
PB	O
)	O
of	O
capacity	O
.	O
</s>
<s>
The	O
IBM	B-Device
FlashSystem	I-Device
commanded	O
33%	O
of	O
the	O
total	O
all-flash	O
capacity	O
sold	O
by	O
all	O
vendors	O
for	O
the	O
year	O
.	O
</s>
<s>
As	O
of	O
February	O
12	O
,	O
2020	O
the	O
FlashSystem	B-Device
brand	O
has	O
replaced	O
both	O
the	O
Storwize	B-Device
and	O
XIV	B-Device
brands	O
in	O
IBM	O
.	O
</s>
<s>
The	O
IBM	B-Device
FlashSystem	I-Device
architecture	O
was	O
originally	O
developed	O
by	O
Texas	O
Memory	O
Systems	O
(	O
TMS	O
)	O
as	O
their	O
RamSan	O
product	O
line	O
.	O
</s>
<s>
TMS	O
was	O
a	O
small	O
private	O
company	O
founded	O
in	O
1978	O
and	O
based	O
in	O
Houston	O
,	O
Texas	O
that	O
supplied	O
solid-state	B-Device
drive	I-Device
products	O
to	O
the	O
market	O
longer	O
than	O
any	O
other	O
company	O
.	O
</s>
<s>
The	O
TMS	O
RamSan	O
line	O
of	O
enterprise	O
solid	B-Device
state	I-Device
storage	I-Device
products	O
was	O
first	O
launched	O
in	O
the	O
early	O
2000s	O
with	O
the	O
RamSan-520	O
,	O
and	O
over	O
seven	O
RamSan	O
technology	O
generations	O
were	O
released	O
through	O
2012	O
,	O
when	O
TMS	O
was	O
acquired	O
by	O
IBM	O
.	O
</s>
<s>
As	O
RamSan	O
technology	O
evolved	O
,	O
TMS	O
adapted	O
the	O
systems	O
to	O
different	O
storage	O
media	O
(	O
DRAM	O
,	O
single-level	O
cell	O
flash	B-Device
memory	I-Device
,	O
and	O
multi-level	B-Device
cell	I-Device
flash	B-Device
memory	I-Device
)	O
and	O
external	O
storage	O
area	O
network	O
interfaces	O
(	O
Fibre	B-Architecture
Channel	I-Architecture
and	O
InfiniBand	B-Architecture
)	O
,	O
but	O
the	O
core	O
system	O
design	O
principles	O
remained	O
relatively	O
constant	O
:	O
custom	O
hardware	O
with	O
a	O
shared	O
internal	O
network	O
to	O
maximize	O
speed	O
,	O
particularly	O
latency	O
.	O
</s>
<s>
The	O
last	O
RamSan	O
products	O
available	O
were	O
the	O
RamSan-710	O
,	O
RamSan-810	O
,	O
RamSan-720	O
,	O
and	O
RamSan-820	O
systems	O
,	O
which	O
were	O
replaced	O
directly	O
with	O
corresponding	O
IBM	B-Device
FlashSystem	I-Device
products	O
in	O
2013	O
.	O
</s>
<s>
IBM	B-Device
FlashSystem	I-Device
products	O
were	O
first	O
made	O
generally	O
available	O
on	O
April	O
11	O
,	O
2013	O
,	O
in	O
conjunction	O
with	O
the	O
announcement	O
of	O
a	O
US$1	O
billion	O
investment	O
in	O
flash	O
optimization	O
research	O
and	O
development	O
.	O
</s>
<s>
On	O
January	O
16	O
,	O
2014	O
,	O
IBM	O
announced	O
the	O
FlashSystem	B-Device
840	O
product	O
,	O
which	O
was	O
the	O
first	O
FlashSystem	B-Device
designed	O
entirely	O
by	O
IBM	O
post-acquisition	O
of	O
TMS	O
.	O
</s>
<s>
The	O
key	O
enhancements	O
of	O
the	O
new	O
generation	O
were	O
RAS	B-General_Concept
enhancements	O
,	O
higher	O
capacities	O
,	O
higher	O
performance	O
,	O
new	O
16	O
Gbit	O
Fibre	B-Architecture
Channel	I-Architecture
and	O
10	O
Gbit	O
Fibre	B-Protocol
Channel	I-Protocol
over	I-Protocol
Ethernet	I-Protocol
interfaces	O
,	O
and	O
a	O
new	O
management	O
GUI	B-Application
.	O
</s>
<s>
IBM	O
also	O
announced	O
the	O
FlashSystem	B-Device
Enterprise	O
Performance	O
Solution	O
,	O
which	O
added	O
software	O
features	O
and	O
functions	O
to	O
the	O
840	O
,	O
including	O
real-time	O
compression	O
,	O
replication	O
,	O
and	O
snapshots	O
.	O
</s>
<s>
IBM	O
refreshed	O
the	O
product	O
line	O
on	O
February	O
19	O
,	O
2015	O
by	O
announcing	O
the	O
FlashSystem	B-Device
900	O
model	O
AE2	O
,	O
a	O
direct	O
replacement	O
for	O
the	O
FlashSystem	B-Device
840	O
,	O
and	O
the	O
FlashSystem	B-Device
V9000	O
which	O
combined	O
a	O
FlashSystem	B-Device
900	O
model	O
AE2	O
enclosure	O
with	O
a	O
pair	O
of	O
San	O
Volume	O
Controllers	O
.	O
</s>
<s>
The	O
V9000	O
brought	O
software-defined	O
storage	O
into	O
the	O
FlashSystem	B-Device
brand	O
for	O
the	O
first	O
time	O
,	O
all	O
managed	O
under	O
one	O
management	O
domain	O
,	O
also	O
called	O
a	O
single-pane-of-glass	O
.	O
</s>
<s>
The	O
product	O
line	O
was	O
expanded	O
on	O
April	O
27	O
,	O
2016	O
when	O
IBM	O
announced	O
two	O
new	O
products	O
,	O
the	O
FlashSystem	B-Device
A9000	O
and	O
A9000R	O
model	O
415	O
.	O
</s>
<s>
These	O
products	O
relied	O
on	O
Spectrum	O
Accelerate	O
(	O
formerly	O
XIV	B-Device
)	O
running	O
on	O
dedicated	O
grid	O
controllers	O
to	O
perform	O
the	O
software	O
defined	O
storage	O
functions	O
coupled	O
with	O
FlashSystem	B-Device
900	O
storage	O
enclosures	O
.	O
</s>
<s>
The	O
A9000	O
included	O
the	O
ability	O
to	O
migrate	O
from	O
XIV	B-Device
Gen3	O
systems	O
.	O
</s>
<s>
IBM	O
announced	O
an	O
update	O
to	O
the	O
FlashSystem	B-Device
900	O
on	O
October	O
23	O
,	O
2017	O
,	O
with	O
new	O
models	O
AE3	O
and	O
UF3	O
.	O
</s>
<s>
This	O
marks	O
the	O
first	O
time	O
that	O
the	O
FlashSystem	B-Device
brand	O
offered	O
a	O
consumption	O
model	O
UF3	O
for	O
the	O
product	O
line	O
whereby	O
a	O
customer	O
would	O
only	O
pay	O
for	O
what	O
they	O
used	O
.	O
</s>
<s>
The	O
very	O
next	O
day	O
on	O
October	O
24	O
,	O
2017	O
IBM	O
announced	O
an	O
update	O
to	O
the	O
FlashSystem	B-Device
A9000	O
with	O
the	O
new	O
model	O
425	O
.	O
</s>
<s>
This	O
new	O
model	O
would	O
incorporate	O
the	O
previously-announced	O
FlashSystem	B-Device
900	O
model	O
AE3	O
,	O
but	O
retain	O
the	O
same	O
grid	O
controllers	O
as	O
the	O
415	O
model	O
.	O
</s>
<s>
With	O
two	O
generations	O
of	O
FlashSystem	B-Device
A9000	O
now	O
in	O
the	O
market	O
,	O
the	O
415	O
model	O
and	O
the	O
425	O
model	O
,	O
IBM	O
on	O
February	O
27	O
,	O
2018	O
announced	O
the	O
end	O
of	O
marketing	O
for	O
the	O
XIV	B-Device
storage	I-Device
systems	I-Device
models	O
214	O
and	O
314	O
,	O
commonly	O
known	O
as	O
"	O
XIV	B-Device
Gen3	O
"	O
.	O
</s>
<s>
This	O
announcement	O
marked	O
the	O
end	O
of	O
the	O
XIV	B-Device
Storage	B-General_Concept
System	I-General_Concept
brand	O
with	O
the	O
FlashSystem	B-Device
brand	O
taking	O
its	O
place	O
.	O
</s>
<s>
With	O
the	O
announcement	O
of	O
the	O
FlashSystem	B-Device
9100	O
on	O
July	O
10	O
,	O
2018	O
,	O
the	O
product	O
line	O
added	O
a	O
new	O
enclosure	O
that	O
was	O
designed	O
with	O
NVM	B-Application
Express	I-Application
(	O
NVMe	B-Application
)	O
from	O
end-to-end	O
.	O
</s>
<s>
The	O
9100	O
was	O
the	O
first	O
FlashSystem	B-Device
product	O
which	O
combined	O
the	O
Spectrum	O
Virtualize	O
software	O
stack	O
with	O
the	O
IBM	O
Flash	B-General_Concept
Core	I-General_Concept
Module	I-General_Concept
technology	O
in	O
a	O
single	O
enclosure	O
.	O
</s>
<s>
To	O
achieve	O
this	O
,	O
IBM	O
redesigned	O
the	O
proprietary	O
custom	O
form-factor	O
MicroLatency	O
Flash	O
Modules	O
with	O
FlashCore	O
technology	O
into	O
a	O
standard	O
2	O
1/2	O
inch	O
form-factor	O
NVMe	B-Application
SSD	B-Device
.	O
</s>
<s>
The	O
included	O
Flash	B-General_Concept
Core	I-General_Concept
Modules	I-General_Concept
were	O
available	O
in	O
4.8TB	O
,	O
9.6TB	O
,	O
and	O
19.2TB	O
capacities	O
with	O
up	O
to	O
5:1	O
compression	O
.	O
</s>
<s>
On	O
February	O
12	O
,	O
2020	O
,	O
IBM	O
announced	O
an	O
expansion	O
of	O
the	O
FlashSystem	B-Device
line	O
to	O
include	O
the	O
FlashSystem	B-Device
7200	O
,	O
FlashSystem	B-Device
9200	O
,	O
and	O
FlashSystem	B-Device
9200R	O
.	O
</s>
<s>
Additionally	O
,	O
IBM	O
announced	O
the	O
FlashSystem	B-Device
5010	O
,	O
5030	O
,	O
and	O
5100	O
which	O
are	O
re-branded	O
Storwize	B-Device
storage	O
enclosures	O
.	O
</s>
<s>
With	O
this	O
announcement	O
,	O
IBM	O
retired	O
the	O
Storwize	B-Device
brand	O
and	O
simplified	O
the	O
distributed	O
storage	O
portfolio	O
underneath	O
the	O
FlashSystems	B-Device
brand	O
.	O
</s>
<s>
The	O
Storwize	B-Device
V5000	O
and	O
V5100	O
are	O
replaced	O
by	O
the	O
FlashSystem	B-Device
5000	O
and	O
5100	O
respectively	O
.	O
</s>
<s>
The	O
FlashSystem	B-Device
900	O
and	O
Storwize	B-Device
V7000	O
are	O
replaced	O
by	O
the	O
FlashSystem	B-Device
7200	O
.	O
</s>
<s>
The	O
FlashSystem	B-Device
V9000	O
and	O
9100	O
are	O
replaced	O
by	O
the	O
FlashSystem	B-Device
9200	O
.	O
</s>
<s>
The	O
FlashSystem	B-Device
A9000R	O
is	O
replaced	O
by	O
the	O
FlashSystem	B-Device
9200R	O
.	O
</s>
<s>
IBM	B-Device
FlashSystem	I-Device
products	O
are	O
based	O
on	O
a	O
custom	O
hardware	O
architecture	O
that	O
incorporates	O
field-programmable	B-Architecture
gate	I-Architecture
arrays	I-Architecture
(	O
FPGAs	B-Architecture
)	O
.	O
</s>
<s>
The	O
FlashSystem	B-Device
design	O
omits	O
traditional	O
server-based	O
array	O
controllers	O
.	O
</s>
<s>
The	O
primary	O
components	O
of	O
each	O
FlashSystem	B-Device
unit	O
include	O
custom	O
flash	O
modules	O
,	O
external	O
storage	O
area	O
network	O
interfaces	O
,	O
and	O
FPGA	B-Architecture
logic	O
that	O
spreads	O
data	O
through	O
the	O
system	O
.	O
</s>
<s>
Each	O
flash	O
module	O
within	O
a	O
FlashSystem	B-Device
incorporates	O
enterprise	B-Device
multi-level	I-Device
cell	I-Device
or	O
single-level	O
cell	O
flash	B-Device
chips	I-Device
and	O
FPGAs	B-Architecture
that	O
provide	O
IBM	O
Variable	O
Stripe	O
RAID	O
data	O
protection	O
as	O
well	O
as	O
standard	O
flash	B-Device
memory	I-Device
controller	I-Device
functions	O
.	O
</s>
<s>
In	O
August	O
2013	O
,	O
IBM	O
submitted	O
a	O
single	O
FlashSystem	B-Device
820	O
SPC-1	O
benchmark	O
result	O
to	O
the	O
Storage	O
Performance	O
Council	O
that	O
showed	O
fast	O
response	O
time	O
(	O
SPC-1	O
LRT	O
)	O
and	O
high	O
SPC-1	O
IOPS	O
per	O
external	O
storage	O
port	O
-	O
common	O
measures	O
of	O
high	O
storage	O
performance	O
-	O
as	O
well	O
as	O
low	O
power	B-Device
consumption	O
.	O
</s>
<s>
IBM	O
claims	O
that	O
enterprise	B-Device
multi-level	I-Device
cell	I-Device
flash	O
plus	O
Variable	O
Stripe	O
RAID	O
and	O
other	O
IBM	O
reliability	O
technology	O
forms	O
a	O
good	O
balance	O
between	O
reliability	O
and	O
economics	O
for	O
most	O
enterprise	O
environments	O
.	O
</s>
<s>
IBM	O
Variable	O
Stripe	O
RAID	O
is	O
a	O
patented	O
highly	O
granular	O
RAID	O
5	O
type	O
data	O
protection	O
arrangement	O
implemented	O
across	O
each	O
set	O
of	O
10	O
flash	B-Device
chips	I-Device
in	O
the	O
system	O
.	O
</s>
<s>
IBM	B-Device
FlashSystem	I-Device
900	O
,	O
840	O
,	O
820	O
,	O
and	O
720	O
products	O
also	O
include	O
a	O
second	O
layer	O
of	O
RAID	O
5	O
implemented	O
within	O
the	O
data	O
distribution	O
logic	O
at	O
the	O
system	O
level	O
,	O
providing	O
"	O
two-dimensional	O
"	O
data	O
protection	O
within	O
the	O
system	O
.	O
</s>
<s>
IBM	B-Device
FlashSystem	I-Device
A9000	O
is	O
a	O
8U	O
rackmount	O
unit	O
with	O
up	O
to	O
300	O
TB	O
of	O
usable	O
storage	B-General_Concept
capacity	I-General_Concept
provided	O
by	O
FlashSystem	B-Device
900	O
modules	O
,	O
managed	O
by	O
IBM	O
Spectrum	O
Accelerate	O
software	O
.	O
</s>
<s>
It	O
's	O
scalable	O
sibling	O
,	O
the	O
FlashSystem	B-Device
A9000R	O
,	O
consists	O
of	O
a	O
minimum	O
of	O
two	O
units	O
,	O
scaling	O
to	O
6	O
units	O
or	O
1.8	O
PB	O
usable	O
in	O
a	O
42U	O
rack	O
.	O
</s>
<s>
The	O
FlashSystem	B-Device
A9000	O
family	O
supports	O
IBM	O
Real-time	O
Compression	O
,	O
real-time	O
global	O
deduplication	O
and	O
real-time	O
pattern	O
removal	O
,	O
while	O
maintaining	O
average	O
access	O
times	O
of	O
250	O
µs	O
under	O
database	O
workloads	O
.	O
</s>
<s>
Up	O
to	O
144	O
instances	O
of	O
FlashSystem	B-Device
A9000	O
and	O
XIV	B-Device
Storage	I-Device
Systems	I-Device
can	O
be	O
combined	O
into	O
one	O
HyperScale	O
cluster	O
with	O
client	O
multitenancy	B-Architecture
.	O
</s>
<s>
Since	O
A9000	O
,	O
A9000R	O
and	O
XIV	B-Device
Storage	I-Device
Systems	I-Device
share	O
the	O
Spectrum	O
Accelerate	O
management	O
software	O
,	O
the	O
FlashSystem	B-Device
A9000R	O
is	O
occasionally	O
referred	O
to	O
as	O
XIV	B-Device
Gen4	O
.	O
</s>
<s>
IBM	B-Device
FlashSystem	I-Device
V9000	O
is	O
a	O
6U	O
rackmount	O
with	O
up	O
to	O
57	O
TB	O
of	O
usable	O
storage	B-General_Concept
capacity	I-General_Concept
provided	O
by	O
FlashSystem	B-Device
900	O
modules	O
,	O
managed	O
by	O
IBM	O
Spectrum	O
Virtualize	O
software	O
.	O
</s>
<s>
With	O
scalability	O
up	O
to	O
456	O
TB	O
of	O
usable	O
capacity	O
(	O
over	O
2	O
PB	O
of	O
effective	O
capacity	O
when	O
using	O
Real-time	O
Compression	O
)	O
,	O
FlashSystem	B-Device
V9000	O
is	O
targeted	O
for	O
mixed	O
workload	O
environments	O
.	O
</s>
<s>
IBM	B-Device
FlashSystem	I-Device
900	O
is	O
composed	O
of	O
IBM	O
enhanced	O
MLC	B-Device
flash	I-Device
technology	O
.	O
</s>
<s>
The	O
system	O
is	O
a	O
2U	O
rackmount	O
unit	O
with	O
up	O
to	O
57TB	O
of	O
RAID-5	O
,	O
usable	O
storage	B-General_Concept
capacity	I-General_Concept
.	O
</s>
<s>
With	O
read	O
IOPS	O
of	O
1,100,000	O
and	O
write	O
IOPS	O
of	O
600	O
,	O
000	O
,	O
FlashSystem	B-Device
900	O
is	O
targeted	O
for	O
OLTP	O
and	O
OLAP	O
databases	O
.	O
</s>
<s>
On	O
October	O
24	O
,	O
2017	O
IBM	O
announced	O
an	O
update	O
to	O
the	O
FlashSystem	B-Device
900	O
to	O
add	O
support	O
for	O
hardware-accelerated	O
,	O
inline	O
data	O
compression	O
,	O
but	O
update	O
loosened	O
flash	O
technology	O
to	O
3D	O
triple-level	O
cell	O
(	O
TLC	O
)	O
.	O
</s>
<s>
Both	O
models	O
supports	O
ECC	O
,	O
IBM	O
Variable	O
Stripe	O
RAID	O
,	O
and	O
two-dimensional	O
flash	O
RAID	O
for	O
data	O
protection	O
and	O
offers	O
hot-swap	O
flash	O
modules	O
and	O
power	B-Device
supplies	O
.	O
</s>
<s>
IBM	B-Device
FlashSystem	I-Device
V840	O
was	O
a	O
6U	O
rackmount	O
with	O
up	O
to	O
40TB	O
of	O
usable	O
storage	B-General_Concept
capacity	I-General_Concept
and	O
targeted	O
for	O
workloads	O
that	O
need	O
high	O
velocity	O
data	O
access	O
and	O
advanced	O
storage	O
services	O
.	O
</s>
<s>
It	O
is	O
the	O
predecessor	O
of	O
the	O
FlashSystem	B-Device
V9000	O
.	O
</s>
<s>
FlashSystem	B-Device
840	O
was	O
composed	O
of	O
enterprise	B-Device
multi-level	I-Device
cell	I-Device
(	O
eMLC	B-Device
)	O
flash	O
technology	O
and	O
was	O
a	O
2U	O
rackmount	O
unit	O
with	O
up	O
to	O
48TB	O
of	O
usable	O
storage	B-General_Concept
capacity	I-General_Concept
,	O
40TB	O
with	O
RAID	O
5	O
.	O
</s>
<s>
With	O
read	O
IOPS	O
of	O
1,100,000	O
and	O
write	O
IOPS	O
of	O
600	O
,	O
000	O
,	O
FlashSystem	B-Device
840	O
is	O
targeted	O
for	O
OLTP	O
and	O
OLAP	O
databases	O
,	O
scientific	O
applications	O
and	O
cloud	O
services	O
.	O
</s>
<s>
It	O
is	O
the	O
predecessor	O
of	O
the	O
FlashSystem	B-Device
900	O
.	O
</s>
<s>
Specifications	O
Product	O
Machine	O
Type	O
/	O
Model	O
(	O
MTM	O
)	O
Capacity	O
Performance	O
Reliability	O
Efficiency	O
Marketing	O
Withdrawn	O
FamilyIBM	O
FlashSystem	B-Device
A9000	O
9836-425	O
,	O
9838-425	O
2020/02/11	O
XIVIBM	O
FlashSystem	B-Device
A9000	O
9836-415	O
,	O
9838-415	O
2018/03/27	O
XIVIBM	O
FlashSystem	B-Device
A9000R	O
9835	O
,	O
9837	O
XIVIBM	O
FlashSystem	B-Device
9100	O
9110-AF7	O
,	O
9150-AF8	O
Storwize	B-Device
IBM	B-Device
FlashSystem	I-Device
V9000	O
9846/8	O
-AC2	O
,	O
9846/8	O
-AE2	O
Up	O
to	O
57	O
TB	O
per	O
building	O
block	O
,	O
</s>
<s>
up	O
to	O
630,000	O
random	O
read	O
IOPS	O
Two-dimensional	O
flash	O
RAID	O
with	O
Variable	O
Stripe	O
RAID	O
6U	O
rackspace	O
-	O
Storwize	B-Device
IBM	B-Device
FlashSystem	I-Device
v840	O
9846/8	O
-AC1	O
,	O
9846/8	O
-AE1	O
Up	O
to	O
40	O
TB	O
per	O
building	O
block	O
,	O
</s>
<s>
up	O
to	O
630,000	O
random	O
read	O
IOPS	O
Two-dimensional	O
flash	O
RAID	O
with	O
Variable	O
Stripe	O
RAID	O
6U	O
rackspace	O
-	O
Storwize	B-Device
IBM	B-Device
FlashSystem	I-Device
900	O
9840-AE3	O
,	O
9843-AE3	O
,	O
9845-AE3	O
Up	O
to	O
180	O
TB	O
usable	O
or	O
220	O
TB	O
effective	O
with	O
RAID	O
5	O
Less	O
than	O
155	O
μs	O
min	O
.	O
</s>
<s>
up	O
to	O
1,200,000	O
random	O
read	O
IOPS	O
Two-dimensional	O
flash	O
RAID	O
with	O
Variable	O
Stripe	O
RAID	O
2U	O
rackspace	O
,	O
625	O
Watts	O
2020/02/11	O
RamSan	O
IBM	B-Device
FlashSystem	I-Device
900	O
9840-AE2	O
,	O
9843-AE2	O
,	O
9845-AE2	O
Up	O
to	O
57	O
TB	O
usable	O
with	O
RAID	O
5	O
Less	O
than	O
155	O
μs	O
min	O
.	O
</s>
<s>
up	O
to	O
1,100,000	O
random	O
read	O
IOPS	O
Two-dimensional	O
flash	O
RAID	O
with	O
Variable	O
Stripe	O
RAID	O
2U	O
rackspace	O
,	O
625	O
Watts	O
2018/07/12	O
RamSan	O
IBM	B-Device
FlashSystem	I-Device
840	O
9840-AE1	O
,	O
9843-AE1	O
Up	O
to	O
40	O
TB	O
usable	O
with	O
RAID	O
5	O
(	O
65	O
TB	O
raw	O
)	O
Less	O
than	O
135	O
μs	O
min	O
.	O
</s>
<s>
up	O
to	O
1,100,000	O
random	O
read	O
IOPS	O
Two-dimensional	O
flash	O
RAID	O
with	O
Variable	O
Stripe	O
RAID	O
2U	O
rackspace	O
,	O
625	O
Watts	O
2015/06/02	O
RamSan	O
IBM	B-Device
FlashSystem	I-Device
820	O
9831-AE2	O
Up	O
to	O
20.6	O
TB	O
usable	O
with	O
RAID	O
5	O
(	O
33	O
TB	O
raw	O
)	O
Less	O
than	O
160	O
μs	O
min	O
.	O
</s>
<s>
up	O
to	O
525,000	O
random	O
read	O
IOPS	O
Two-dimensional	O
flash	O
RAID	O
with	O
Variable	O
Stripe	O
RAID	O
1U	O
rackspace	O
,	O
300	O
Watts	O
2014/07/22	O
RamSan	O
IBM	B-Device
FlashSystem	I-Device
720	O
9831-AS2	O
Up	O
to	O
10.3	O
TB	O
usable	O
with	O
RAID	O
5	O
(	O
16.5	O
TB	O
raw	O
)	O
Less	O
than	O
145	O
μs	O
min	O
.	O
</s>
<s>
up	O
to	O
525,000	O
random	O
read	O
IOPS	O
Two-dimensional	O
flash	O
RAID	O
with	O
Variable	O
Stripe	O
RAID	O
1U	O
rackspace	O
,	O
350	O
Watts	O
2014/03/28	O
RamSan	O
IBM	B-Device
FlashSystem	I-Device
810	O
9830-AE1	O
Up	O
to	O
10.3	O
TB	O
usable	O
(	O
13.7	O
TB	O
raw	O
)	O
Less	O
than	O
160	O
μs	O
min	O
.	O
</s>
<s>
up	O
to	O
550,000	O
random	O
read	O
IOPS	O
Variable	O
Stripe	O
RAID	O
1U	O
rackspace	O
,	O
350	O
Watts	O
2014/07/22	O
RamSan	O
IBM	B-Device
FlashSystem	I-Device
710	O
9830-AS1	O
Up	O
to	O
5.2	O
TB	O
usable	O
(	O
6.9	O
TB	O
raw	O
)	O
Less	O
than	O
145	O
μs	O
min	O
.	O
</s>
