<s>
The	O
Remedy	B-Application
debugger	I-Application
was	O
the	O
first	O
embedded	O
system	O
level	O
debugger	B-Application
in	O
the	O
world	O
.	O
</s>
<s>
It	O
offered	O
many	O
features	O
that	O
users	O
take	O
for	O
granted	O
today	O
in	O
the	O
days	O
when	O
having	O
a	O
source	O
level	O
debugger	B-Application
was	O
a	O
luxury	O
.	O
</s>
<s>
It	O
started	O
as	O
an	O
academic	O
research	O
project	O
(	O
originally	O
called	O
Melody	O
for	O
debugging	O
the	O
Harmony	B-Operating_System
Operating	I-Operating_System
System	I-Operating_System
)	O
.	O
</s>
<s>
The	O
results	O
were	O
published	O
in	O
one	O
of	O
the	O
early	O
papers	O
on	O
debugging	O
multiprocessor	B-Operating_System
systems	O
.	O
</s>
<s>
The	O
current	O
version	O
of	O
Unison	O
Operating	O
System	O
continues	O
to	O
use	O
both	O
gdb	B-Language
and	O
Remedy	B-Application
debugger	I-Application
.	O
</s>
