<s>
Grid-oriented	B-General_Concept
Storage	I-General_Concept
(	O
GOS	O
)	O
was	O
a	O
term	O
used	O
for	O
data	O
storage	O
by	O
a	O
university	O
project	O
during	O
the	O
era	O
when	O
the	O
term	O
grid	B-Architecture
computing	I-Architecture
was	O
popular	O
.	O
</s>
<s>
GOS	O
was	O
a	O
successor	O
of	O
the	O
term	O
network-attached	B-Application
storage	I-Application
(	O
NAS	B-Application
)	O
.	O
</s>
<s>
GOS	O
systems	O
contained	O
hard	O
disks	O
,	O
often	O
RAIDs	B-Architecture
(	O
redundant	B-Architecture
arrays	I-Architecture
of	I-Architecture
independent	I-Architecture
disks	I-Architecture
)	O
,	O
like	O
traditional	O
file	O
servers	O
.	O
</s>
<s>
Similar	O
to	O
GridFTP	B-Operating_System
,	O
GOS-FS	O
integrates	O
a	O
parallel	O
stream	O
engine	O
and	O
Grid	B-Operating_System
Security	I-Operating_System
Infrastructure	I-Operating_System
(	O
GSI	O
)	O
.	O
</s>
<s>
Conforming	O
to	O
the	O
universal	O
VFS	O
(	O
Virtual	O
Filesystem	O
Switch	O
)	O
,	O
GOS-FS	O
can	O
be	O
pervasively	O
used	O
as	O
an	O
underlying	O
platform	O
to	O
best	O
utilize	O
the	O
increased	O
transfer	O
bandwidth	O
and	O
accelerate	O
the	O
NFS/CIFS	O
-based	O
applications	O
.	O
</s>
<s>
GOS	O
can	O
also	O
run	O
over	O
SCSI	B-Architecture
,	O
Fibre	B-Architecture
Channel	I-Architecture
or	O
iSCSI	B-Protocol
,	O
which	O
does	O
not	O
affect	O
the	O
acceleration	O
performance	O
,	O
offering	O
both	O
file	O
level	O
protocols	O
and	O
block	O
level	O
protocols	O
for	O
storage	O
area	O
network	O
(	O
SAN	O
)	O
from	O
the	O
same	O
system	O
.	O
</s>
<s>
Examples	O
of	O
similar	O
innovations	O
include	O
NAS	B-Application
,	O
printers	O
,	O
fax	O
machines	O
,	O
routers	O
and	O
switches	O
.	O
</s>
<s>
An	O
Apache	B-Application
server	I-Application
has	O
been	O
installed	O
in	O
the	O
GOS	O
operating	O
system	O
,	O
ensuring	O
an	O
HTTPS-based	O
communication	O
between	O
the	O
GOS	O
server	O
and	O
an	O
administrator	O
via	O
a	O
Web	O
browser	O
.	O
</s>
<s>
Frank	O
Zhigang	O
Wang	O
and	O
Na	O
Helian	O
proposed	O
a	O
funding	O
proposal	O
to	O
the	O
UK	O
government	O
titled	O
“	O
Grid-Oriented	B-General_Concept
Storage	I-General_Concept
(	O
GOS	O
)	O
:	O
Next	O
Generation	O
Data	O
Storage	O
System	O
Architecture	O
for	O
the	O
Grid	B-Architecture
Computing	I-Architecture
Era	O
”	O
in	O
2003	O
.	O
</s>
<s>
The	O
first	O
prototype	O
was	O
constructed	O
in	O
2005	O
at	O
Centre	O
for	O
Grid	B-Architecture
Computing	I-Architecture
,	O
Cambridge-Cranfield	O
High	O
Performance	O
Computing	O
Facility	O
.	O
</s>
<s>
In	O
2006	O
,	O
the	O
GOS	O
architecture	O
and	O
its	O
implementations	O
was	O
published	O
in	O
IEEE	O
Transactions	O
on	O
Computers	O
,	O
titled	O
“	O
Grid-oriented	B-General_Concept
Storage	I-General_Concept
:	O
A	O
Single-Image	O
,	O
Cross-Domain	O
,	O
High-Bandwidth	O
Architecture	O
”	O
.	O
</s>
