<s>
In	O
computers	O
spindling	B-Device
is	O
the	O
allocation	O
of	O
different	O
files	O
(	O
e.g.	O
,	O
the	O
data	O
files	O
and	O
index	O
files	O
of	O
a	O
database	O
)	O
on	O
different	O
hard	B-Device
disks	I-Device
.	O
</s>
<s>
This	O
practice	O
usually	O
reduces	O
contention	B-General_Concept
for	O
read	O
or	O
write	O
resources	O
,	O
thus	O
increasing	O
the	O
system	O
's	O
performance	O
.	O
</s>
<s>
The	O
word	O
comes	O
from	O
spindle	O
,	O
the	O
axis	O
on	O
which	O
the	O
hard	B-Device
disks	I-Device
spin	O
.	O
</s>
