<s>
Legion	B-Operating_System
is	O
a	O
computer	B-Application
software	I-Application
system	O
variously	O
classified	O
as	O
a	O
distributed	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
,	O
a	O
peer-to-peer	O
system	O
,	O
metacomputing	B-General_Concept
software	I-General_Concept
,	O
and	O
middleware	B-General_Concept
.	O
</s>
<s>
The	O
Legion	B-Operating_System
people	O
formed	O
the	O
Avaki	B-Operating_System
Corporation	I-Operating_System
to	O
commercialize	O
the	O
project	O
in	O
1999	O
,	O
but	O
Avaki	O
eventually	O
abandoned	O
the	O
Legion	B-Operating_System
software	I-Operating_System
base	O
,	O
and	O
finally	O
went	O
bankrupt	O
in	O
2005	O
,	O
with	O
its	O
intellectual	O
property	O
acquired	O
by	O
Sybase	B-Application
.	O
</s>
<s>
Legion	B-Operating_System
is	O
the	O
successor	O
to	O
Hydra	O
,	O
developed	O
to	O
run	O
on	O
the	O
C.mmp	B-Operating_System
hardware	O
system	O
developed	O
at	O
Carnegie	O
Mellon	O
University	O
in	O
the	O
late	O
1960s	O
.	O
</s>
<s>
One	O
of	O
the	O
slogans	O
of	O
the	O
Legion	B-Operating_System
project	O
is	O
"	O
mechanism	O
,	O
not	O
policy	O
!	O
"	O
</s>
