<s>
A	O
racetrack	B-Operating_System
problem	I-Operating_System
is	O
a	O
specific	O
instance	O
of	O
a	O
type	O
of	O
race	B-Operating_System
condition	I-Operating_System
.	O
</s>
<s>
A	O
racetrack	B-Operating_System
problem	I-Operating_System
is	O
a	O
flaw	O
in	O
a	O
system	O
or	O
process	O
whereby	O
the	O
output	O
and/or	O
result	O
of	O
the	O
process	O
is	O
unexpectedly	O
and	O
critically	O
dependent	O
on	O
the	O
sequence	O
or	O
timing	O
of	O
other	O
events	O
that	O
run	O
in	O
a	O
circular	O
pattern	O
.	O
</s>
<s>
This	O
problem	O
is	O
semantically	O
different	O
from	O
a	O
race	B-Operating_System
condition	I-Operating_System
because	O
of	O
the	O
circular	O
nature	O
of	O
the	O
problem	O
.	O
</s>
<s>
Racetrack	B-Operating_System
problems	I-Operating_System
can	O
occur	O
in	O
electronics	O
systems	O
,	O
especially	O
logic	O
circuits	O
,	O
and	O
in	O
computer	O
software	O
,	O
especially	O
multithreaded	O
or	O
distributed	O
programs	O
.	O
</s>
