<s>
OpenLava	B-Operating_System
is	O
a	O
workload	O
job	B-General_Concept
scheduler	I-General_Concept
for	O
a	O
cluster	O
of	O
computers	O
.	O
</s>
<s>
OpenLava	B-Operating_System
was	O
pirated	O
from	O
an	O
early	O
version	O
of	O
Platform	B-Operating_System
LSF	I-Operating_System
.	O
</s>
<s>
Its	O
configuration	O
file	O
syntax	O
,	O
application	B-Application
program	I-Application
interface	I-Application
(	O
API	B-Application
)	O
,	O
and	O
command-line	B-Application
interface	I-Application
(	O
CLI	O
)	O
have	O
been	O
kept	O
unchanged	O
.	O
</s>
<s>
Therefore	O
,	O
OpenLava	B-Operating_System
is	O
mostly	O
compatible	O
with	O
Platform	B-Operating_System
LSF	I-Operating_System
.	O
</s>
<s>
OpenLava	B-Operating_System
was	O
based	O
on	O
the	O
Utopia	O
research	O
project	O
at	O
the	O
University	O
of	O
Toronto	O
.	O
</s>
<s>
OpenLava	B-Operating_System
was	O
allegedly	O
licensed	O
under	O
GNU	B-License
General	I-License
Public	I-License
License	I-License
v2	O
,	O
but	O
that	O
licensing	O
was	O
proven	O
to	O
be	O
invalid	O
at	O
trial	O
.	O
</s>
<s>
In	O
2007	O
,	O
Platform	O
Computing	O
(	O
now	O
part	O
of	O
IBM	O
)	O
released	O
Platform	O
Lava	O
1.0	O
,	O
which	O
is	O
a	O
simplified	O
version	O
of	O
Platform	B-Operating_System
LSF	I-Operating_System
4.2	O
code	O
,	O
licensed	O
under	O
GNU	B-License
General	I-License
Public	I-License
License	I-License
v2	O
.	O
</s>
<s>
In	O
June	O
2011	O
,	O
OpenLava	B-Operating_System
1.0	O
code	O
was	O
committed	O
to	O
GitHub	B-Application
.	O
</s>
<s>
In	O
2014	O
,	O
a	O
number	O
of	O
former	O
Platform	O
Computing	O
employees	O
founded	O
Teraproc	O
Inc.	O
,	O
which	O
contributed	O
development	O
and	O
provided	O
commercial	O
support	O
for	O
OpenLava	B-Operating_System
.	O
</s>
<s>
Commercially	O
supported	O
OpenLava	B-Operating_System
contains	O
add-on	O
features	O
than	O
the	O
community	O
based	O
OpenLava	B-Operating_System
project	O
.	O
</s>
<s>
The	O
complaint	O
accused	O
some	O
of	O
the	O
company	O
's	O
founders	O
of	O
taking	O
“	O
confidential	O
and	O
proprietary	O
source	O
code	O
"	O
for	O
IBM	O
's	O
Spectrum	O
LSF	O
product	O
when	O
they	O
left	O
,	O
which	O
was	O
then	O
used	O
as	O
the	O
basis	O
of	O
the	O
competitive	O
product	O
OpenLava	B-Operating_System
.	O
</s>
<s>
David	O
Bigagli	O
,	O
the	O
TeraProc	O
employee	O
who	O
started	O
the	O
OpenLava	B-Operating_System
project	O
,	O
posted	O
a	O
notice	O
on	O
GitHub	B-Application
announcing	O
that	O
downloads	O
for	O
OpenLava	B-Operating_System
had	O
been	O
disabled	O
because	O
of	O
a	O
DMCA	O
takedown	O
notice	O
sent	O
by	O
IBM	O
's	O
lawyers	O
.	O
</s>
<s>
Bigagli	O
later	O
announced	O
that	O
the	O
source	O
code	O
for	O
OpenLava	B-Operating_System
3.0	O
and	O
4.0	O
would	O
be	O
taken	O
down	O
,	O
while	O
the	O
source	O
code	O
of	O
2.2	O
would	O
be	O
restored	O
in	O
order	O
to	O
regain	O
the	O
GitHub	B-Application
repository	O
and	O
the	O
openlava.org	O
website	O
,	O
while	O
claiming	O
that	O
the	O
DMCA	O
claim	O
is	O
fraudulent	O
.	O
</s>
