<s>
httperf	B-Protocol
(	O
pronounced	O
h-t-t-perf	O
)	O
is	O
a	O
testing	B-Application
tool	I-Application
to	O
measure	O
the	O
performance	O
of	O
web	B-Application
servers	I-Application
.	O
</s>
<s>
httperf	B-Protocol
is	O
able	O
to	O
test	O
HTTP	B-Protocol
pipelining	I-Protocol
workloads	O
.	O
</s>
