<s>
oneSIS	B-Application
is	O
an	O
open-source	B-Application
software	I-Application
tool	O
developed	O
at	O
Sandia	O
National	O
Laboratories	O
aimed	O
at	O
easing	O
systems	O
administration	O
in	O
large-scale	O
,	O
Linux	B-Application
cluster	O
environments	O
.	O
</s>
<s>
The	O
official	O
tag	O
line	O
for	O
oneSIS	B-Application
is	O
that	O
it	O
is	O
a	O
thin	O
,	O
role-based	O
Single	O
Image	O
System	O
for	O
scalable	O
cluster	O
management	O
.	O
</s>
<s>
oneSIS	B-Application
is	O
a	O
simple	O
and	O
highly	O
extensible	O
method	O
for	O
deploying	O
and	O
managing	O
one	O
or	O
more	O
root	O
images	O
of	O
supported	O
Linux	B-Application
distributions	I-Application
into	O
a	O
master	O
image	O
used	O
as	O
the	O
root	O
of	O
diskless	B-Device
nodes	I-Device
.	O
</s>
<s>
oneSIS	B-Application
requires	O
functional	O
infrastructure	O
,	O
such	O
as	O
DHCP	B-Protocol
,	O
PXE	B-Device
,	O
and	O
NFSroot	O
;	O
see	O
.	O
</s>
<s>
One	O
of	O
the	O
easy-to-use	O
conventions	O
of	O
oneSIS	B-Application
is	O
that	O
all	O
configuration	O
settings	O
for	O
all	O
nodes	O
within	O
a	O
cluster	O
are	O
controlled	O
by	O
a	O
single	O
file	O
on	O
the	O
master	O
node	O
,	O
/etc/sysimage	O
.	O
</s>
<s>
Since	O
oneSIS	B-Application
was	O
designed	O
with	O
the	O
Linux-systems	O
administrator	O
in	O
mind	O
,	O
users	O
will	O
not	O
find	O
proprietary-GUI	O
frontends	O
here	O
;	O
all	O
the	O
tools	O
to	O
image	O
a	O
box	O
,	O
copying	O
root-images	O
,	O
converting	O
diskless	B-Device
machines	O
diskfull	O
,	O
etc	O
.	O
</s>
<s>
are	O
accessible	O
exclusively	O
through	O
the	O
command	B-Application
line	I-Application
interface	I-Application
(	O
CLI	O
)	O
.	O
</s>
<s>
The	O
goal	O
is	O
to	O
let	O
Linux	B-Application
systems	O
administrators	O
feel	O
at	O
home	O
with	O
the	O
typical	O
CLI	O
tools	O
they	O
're	O
already	O
used	O
to	O
.	O
</s>
<s>
OneSIS	B-Application
benefits	O
include	O
:	O
</s>
<s>
Images	O
can	O
be	O
deployed	O
in	O
diskless	B-Device
and	O
diskfull	O
environments	O
.	O
</s>
<s>
Uses	O
standard	O
tools	O
and	O
settings	O
found	O
in	O
any	O
Linux	B-Application
distribution	I-Application
and	O
the	O
open	O
Linux	B-Application
kernel	O
source	O
.	O
</s>
