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Rec
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s
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I
J
R
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Vo
l.
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4
,
No
.
1
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Ma
r
ch
20
2
5
,
p
p
.
79
~
88
I
SS
N:
2089
-
4864
,
DOI
:
1
0
.
1
1
5
9
1
/i
j
r
es
.
v
1
4
.
i
1
.
pp
79
-
88
79
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tral
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l
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rticle
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CC B
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li
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C
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w
m
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Kan
d
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h
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Dep
ar
t
m
en
t o
f
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lectr
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d
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n
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ail:
s
o
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v
ce
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ed
u
.
i
n
1.
I
NT
RO
D
UCT
I
O
N
T
h
e
ce
n
tr
al
p
r
o
ce
s
s
in
g
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n
it
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P
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is
th
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aj
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co
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p
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t
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ter
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etch
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n
s
tr
u
ctio
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s
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f
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f
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m
t
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eq
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f
t
w
ar
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m
.
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t
y
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ad
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f
t
w
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p
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en
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s
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th
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co
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tr
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it
(
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th
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ith
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lo
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n
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t
(
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.
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ciate
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th
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lo
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d
ata
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n
th
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d
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s
m
at
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atica
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n
d
lo
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ical
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s
.
Mo
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P
Us
ca
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h
a
v
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r
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r
m
it
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m
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k
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ltip
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s
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en
t
l
y
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d
m
a
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ch
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is
tics
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ch
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c
h
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m
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m
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,
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t
u
aliza
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s
u
p
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w
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f
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s
p
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if
ic
ta
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n
e
m
b
ed
d
ed
s
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te
m
s
,
t
h
e
C
P
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is
th
e
p
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i
m
ar
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co
m
p
o
n
en
t
r
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in
s
tr
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s
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co
n
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llin
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th
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b
eh
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v
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f
th
e
s
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s
te
m
.
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m
b
ed
d
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Us
ar
e
t
y
p
ica
ll
y
d
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n
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ee
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f
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m
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t
s
s
u
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s
u
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s
m
all
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ize,
a
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d
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in
a
v
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f
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ch
itect
u
r
es
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s
tr
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ct
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o
f
te
n
in
teg
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ated
w
it
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s
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te
m
co
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p
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n
t
s
s
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p
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tp
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en
s
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f
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.
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m
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d
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s
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te
m
s
o
f
te
n
h
av
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s
tr
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f
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m
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,
s
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o
p
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m
izin
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’
s
u
s
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is
cr
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to
en
s
u
r
e
th
e
s
y
s
te
m
r
u
n
s
ef
f
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tl
y
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
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N
:
2
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8
9
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4864
I
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f
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b
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Vo
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Ma
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c
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2
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:
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en
t
f
u
r
t
h
er
d
a
m
ag
e
to
th
e
s
y
s
te
m
.
W
h
en
a
f
au
lt
o
cc
u
r
s
,
th
e
p
r
o
tectiv
e
r
ela
y
q
u
ic
k
l
y
s
e
n
d
s
a
s
i
g
n
al
to
th
e
b
r
ea
k
er
t
o
tr
ip
,
th
er
eb
y
d
is
co
n
n
ec
ti
n
g
t
h
e
f
a
u
lt
y
s
ec
tio
n
f
r
o
m
th
e
r
est
o
f
th
e
s
y
s
te
m
.
C
P
U
pr
o
f
ilin
g
i
s
a
f
o
r
m
o
f
d
y
n
a
m
ic
p
r
o
g
r
a
m
an
al
y
s
is
th
at
m
ea
s
u
r
es,
f
o
r
ex
a
m
p
le,
th
e
s
p
ac
e
(
m
e
m
o
r
y
)
o
r
ti
m
e
co
m
p
lex
it
y
o
f
a
p
r
o
g
r
a
m
,
th
e
u
s
a
g
e
o
f
p
ar
ticu
lar
i
n
s
tr
u
ctio
n
s
,
o
r
th
e
f
r
eq
u
en
c
y
a
n
d
d
u
r
atio
n
o
f
f
u
n
c
tio
n
ca
ll
s
.
P
r
o
f
ilin
g
is
a
tech
n
iq
u
e
t
h
at
id
en
ti
f
ie
s
s
ec
ti
o
n
s
o
f
co
d
e
th
at
co
n
s
u
m
e
lar
g
e
p
r
o
p
o
r
tio
n
s
o
f
th
e
to
tal
ex
ec
u
tio
n
ti
m
e
[
1
]
-
[
3]
.
I
t
is
u
s
u
all
y
m
o
r
e
p
r
o
d
u
ctiv
e
to
f
o
cu
s
o
p
ti
m
izatio
n
e
f
f
o
r
ts
o
n
co
d
e
s
eg
m
e
n
ts
t
h
at
ar
e
ex
e
cu
ted
v
er
y
f
r
eq
u
en
t
l
y
,
o
r
th
at
tak
e
a
s
ig
n
i
f
ica
n
t
p
r
o
p
o
r
tio
n
o
f
to
tal
ex
ec
u
tio
n
ti
m
e
th
an
to
o
p
ti
m
ize
r
ar
ely
u
s
ed
f
u
n
ctio
n
s
o
r
co
d
e
th
at
ta
k
es
o
n
l
y
a
s
m
a
ll
p
r
o
p
o
r
tio
n
o
f
to
tal
e
x
ec
u
tio
n
ti
m
e.
C
P
U
P
r
o
f
iler
s
h
o
w
s
w
h
at
f
u
n
ctio
n
s
co
n
s
u
m
e
w
h
at
p
er
ce
n
t
o
f
C
P
U
ti
m
e
[
4
]
-
[
6]
.
T
h
is
d
ata
p
r
o
v
id
e
s
b
etter
in
f
o
r
m
atio
n
o
n
h
o
w
t
h
e
u
tili
za
t
io
n
i
s
ex
ec
u
ted
,
an
d
h
o
w
ex
ac
t
l
y
a
s
s
et
s
ar
e
allo
c
ated
.
On
ce
th
e
an
al
y
s
is
i
s
f
i
n
is
h
ed
,
th
e
p
r
o
f
i
ler
v
is
u
alize
s
th
e
o
u
tp
u
t
d
ata
i
n
th
e
r
ep
o
r
ts
[
7
]
,
[
8]
.
T
h
e
p
r
i
m
ar
y
o
b
j
ec
tiv
e
o
f
C
P
U
p
r
o
f
i
lin
g
is
to
id
en
ti
f
y
p
er
f
o
r
m
a
n
ce
co
n
g
est
io
n
in
a
n
ap
p
licatio
n
’
s
co
d
e
th
at
ar
e
ca
u
s
i
n
g
th
e
ap
p
licatio
n
to
u
s
e
m
o
r
e
C
P
U
r
eso
u
r
ce
s
th
an
n
ec
e
s
s
ar
y
[
9
]
.
C
P
U
p
r
o
f
ili
n
g
ca
n
b
e
u
s
ed
to
ac
h
i
ev
e
a
v
ar
iet
y
o
f
s
p
ec
if
ic
o
b
j
ec
tiv
es,
s
u
c
h
a
s
:
i)
i
d
en
ti
f
y
in
g
t
h
e
f
u
n
ct
io
n
s
o
r
m
et
h
o
d
s
t
h
at
ar
e
co
n
s
u
m
in
g
th
e
m
o
s
t
C
P
U
ti
m
e
,
ii)
d
etec
t
in
g
C
P
U
-
in
ten
s
i
v
e
lo
o
p
s
o
r
alg
o
r
ith
m
s
,
iii)
f
i
n
d
in
g
f
u
n
ct
io
n
s
o
r
m
e
th
o
d
s
th
at
ar
e
ca
lled
to
o
f
r
eq
u
en
tl
y
,
iv
)
a
n
al
y
s
i
n
g
C
P
U
u
s
a
g
e
ac
r
o
s
s
d
if
f
er
e
n
t
th
r
ea
d
s
o
r
p
r
o
ce
s
s
es
,
an
d
v
)
c
o
m
p
ar
in
g
th
e
p
er
f
o
r
m
a
n
ce
o
f
d
if
f
er
en
t
v
er
s
io
n
s
o
f
a
n
ap
p
licatio
n
o
r
d
if
f
er
en
t
h
ar
d
w
ar
e
p
latf
o
r
m
s
.
I
n
e
m
b
ed
d
ed
s
y
s
te
m
s
,
C
P
U
lo
ad
in
g
r
ef
er
s
to
th
e
a
m
o
u
n
t
o
f
p
r
o
ce
s
s
in
g
b
ei
n
g
p
er
f
o
r
m
ed
b
y
th
e
C
P
U
at
a
g
iv
e
n
ti
m
e,
j
u
s
t li
k
e
i
n
an
y
o
th
er
co
m
p
u
tin
g
s
y
s
te
m
[
10
]
.
Ho
w
ev
er
,
i
n
e
m
b
ed
d
ed
s
y
s
te
m
s
,
C
P
U
lo
ad
in
g
i
s
cr
itical
b
ec
au
s
e
o
f
th
e
li
m
ite
d
p
r
o
ce
s
s
in
g
p
o
w
er
a
n
d
r
eso
u
r
ce
s
a
v
ailab
le.
Hi
g
h
C
P
U
lo
a
d
in
g
in
e
m
b
ed
d
ed
s
y
s
te
m
s
ca
n
ca
u
s
e
p
er
f
o
r
m
a
n
ce
i
s
s
u
es,
s
u
c
h
a
s
s
lo
w
er
r
esp
o
n
s
e
ti
m
e
s
,
s
y
s
te
m
i
n
s
tab
ilit
y
,
a
n
d
i
n
cr
ea
s
ed
p
o
w
er
co
n
s
u
m
p
tio
n
.
I
n
s
o
m
e
ca
s
es,
it
ca
n
e
v
en
lead
to
s
y
s
t
e
m
f
ai
lu
r
e
o
r
cr
ash
es.
Ma
n
ag
i
n
g
C
P
U
lo
ad
in
g
i
n
e
m
b
ed
d
ed
s
y
s
te
m
s
i
s
es
s
en
tia
l
t
o
en
s
u
r
e
o
p
ti
m
al
s
y
s
te
m
p
er
f
o
r
m
an
ce
an
d
s
tab
ilit
y
[
11
]
–
[
1
3
]
.
T
h
is
ca
n
b
e
d
o
n
e
b
y
d
esi
g
n
in
g
t
h
e
s
y
s
te
m
to
h
av
e
a
s
u
f
f
icien
t
p
r
o
ce
s
s
i
n
g
p
o
w
er
to
h
a
n
d
le
th
e
r
eq
u
ir
ed
task
s
[
14
]
,
o
p
tim
izin
g
t
h
e
s
o
f
t
w
ar
e
to
m
in
i
m
ize
C
P
U
u
s
ag
e
[
15]
,
[
1
6
]
,
an
d
im
p
le
m
e
n
ti
n
g
r
ea
l
t
i
m
e
o
p
er
atin
g
s
y
s
te
m
(
R
T
OS
)
th
at
ca
n
e
f
f
icien
tl
y
m
a
n
a
g
e
C
P
U
r
eso
u
r
ce
s
.
R
T
OS
p
r
o
v
id
es
s
ch
ed
u
l
in
g
an
d
p
r
io
r
itizatio
n
m
ec
h
a
n
i
s
m
s
[
17
]
th
at
en
s
u
r
e
th
at
t
h
e
m
o
s
t
cr
itical
tas
k
s
ar
e
ex
ec
u
ted
f
ir
s
t
an
d
t
h
at
t
h
e
C
P
U
r
eso
u
r
ce
s
ar
e
ef
f
icien
tl
y
u
s
ed
.
T
h
is
h
elp
s
to
av
o
id
o
v
er
lo
ad
in
g
th
e
C
P
U
a
n
d
en
s
u
r
es
t
h
at
t
h
e
s
y
s
te
m
ca
n
h
an
d
le
its
i
n
te
n
d
ed
w
o
r
k
lo
ad
.
I
n
ad
d
itio
n
to
R
T
OS,
o
th
er
s
tr
ateg
ie
s
f
o
r
m
a
n
a
g
in
g
C
P
U
lo
ad
in
g
in
e
m
b
ed
d
ed
s
y
s
te
m
s
i
n
cl
u
d
e
u
s
i
n
g
h
ar
d
w
ar
e
ac
ce
ler
ato
r
s
an
d
o
f
f
lo
ad
in
g
p
r
o
ce
s
s
i
n
g
to
o
th
er
d
ev
ice
s
o
r
s
y
s
te
m
s
,
s
u
ch
as
clo
u
d
-
b
ased
s
er
v
er
s
o
r
ed
g
e
d
ev
ices.
T
h
ese
ap
p
r
o
ac
h
es
ca
n
h
elp
to
r
e
d
u
ce
th
e
p
r
o
ce
s
s
in
g
w
o
r
k
lo
a
d
o
n
th
e
C
P
U
an
d
i
m
p
r
o
v
e
s
y
s
te
m
p
er
f
o
r
m
a
n
ce
an
d
ef
f
icie
n
c
y
.
2.
M
E
T
H
O
D
T
h
e
m
et
h
o
d
o
lo
g
y
i
s
as s
h
o
w
n
in
Fi
g
u
r
e
1
.
C
P
U
lo
ad
in
g
p
r
o
ce
d
u
r
e
is
p
er
f
o
r
m
ed
to
o
b
tain
t
h
e
lo
ad
o
n
th
e
C
P
U.
T
h
e
C
P
U
lo
a
d
in
g
p
r
o
ce
d
u
r
e
co
n
s
is
ts
o
f
m
an
y
ac
ti
v
itie
s
th
at
n
ee
d
to
b
e
ca
r
r
ied
o
u
t
s
i
m
u
l
tan
eo
u
s
l
y
,
w
h
ic
h
en
s
u
r
e
s
m
a
x
i
m
u
m
lo
ad
is
ap
p
lied
.
T
h
e
lo
ad
r
esu
lts
a
r
e
an
al
y
s
ed
u
s
in
g
a
to
o
l
ca
lle
d
T
r
ac
ea
ly
ze
r
.
T
h
e
p
er
f
o
r
m
a
n
ce
b
o
ttlen
ec
k
s
o
r
task
s
an
d
f
u
n
ctio
n
s
w
h
ic
h
ar
e
u
tili
s
i
n
g
th
e
p
r
o
ce
s
s
in
g
p
o
w
er
o
f
th
e
C
P
U
is
n
o
ted
an
d
s
u
i
tab
le
m
ea
s
u
r
es to
r
ed
u
c
e
th
e
lo
ad
ar
e
tak
en
.
T
h
e
lo
a
d
o
n
th
e
C
P
U
w
i
ll
b
e
m
a
x
i
m
u
m
w
h
e
n
d
if
f
er
en
t
ta
s
k
s
ar
e
b
ein
g
ex
ec
u
ted
s
i
m
u
l
tan
eo
u
s
l
y
.
B
ef
o
r
e
r
elea
s
in
g
th
e
r
ela
y
to
t
h
e
m
ar
k
et,
t
h
e
lo
ad
o
n
th
e
C
P
U
s
h
o
u
ld
b
e
m
o
n
i
to
r
ed
in
o
r
d
er
to
en
s
u
r
e
lo
n
g
er
lif
esp
a
n
,
r
eliab
ilit
y
a
n
d
b
ett
er
p
er
f
o
r
m
a
n
ce
o
f
t
h
e
d
ev
i
ce
.
T
o
en
s
u
r
e
th
e
d
ev
ice
c
an
p
er
f
o
r
m
as
p
er
ex
p
ec
tatio
n
s
ev
en
i
n
ex
tr
e
m
e
w
o
r
k
i
n
g
co
n
d
itio
n
s
,
C
P
U
lo
ad
in
g
p
r
o
ce
d
u
r
e
is
ca
r
r
ied
o
u
t
w
h
er
e
all
th
e
p
r
o
tectio
n
f
u
n
ctio
n
s
,
m
ea
s
u
r
em
en
t
f
u
n
ctio
n
s
an
d
o
th
er
tas
k
s
ar
e
b
ein
g
e
x
ec
u
ted
p
r
o
p
er
ly
.
I
n
o
r
d
er
to
r
ed
u
ce
th
e
C
P
U
lo
ad
,
m
e
m
o
r
y
s
h
o
u
ld
b
e
u
tili
ze
d
ef
f
icie
n
tl
y
.
I
n
s
tead
o
f
s
to
r
in
g
all
th
e
i
n
s
tr
u
ctio
n
s
,
d
ata
an
d
v
ar
iab
le
s
in
o
n
e
s
in
g
le
m
e
m
o
r
y
co
m
p
o
n
en
t,
t
h
e
y
ca
n
b
e
allo
ca
ted
d
if
f
er
e
n
t
m
e
m
o
r
y
s
eg
m
e
n
t
s
s
u
c
h
as
i
n
s
tr
u
ctio
n
tig
h
tl
y
co
u
p
led
m
e
m
o
r
y
(
I
T
C
M
)
,
d
ata
tig
h
tl
y
co
u
p
led
m
e
m
o
r
y
(
DT
C
M
)
an
d
o
n
ch
ip
r
an
d
o
m
ac
ce
s
s
m
e
m
o
r
y
(
OC
R
A
M
)
.
A
s
ti
g
h
tl
y
co
u
p
le
d
m
e
m
o
r
y
(
T
C
M
)
is
p
lace
d
n
ea
r
th
e
co
r
e,
th
e
ex
ec
u
tio
n
t
i
m
e
is
r
ed
u
ce
d
as
w
ell
as
th
e
late
n
c
y
,
w
h
ic
h
r
ed
u
ce
s
th
e
lo
ad
o
n
th
e
C
P
U.
A
p
p
licatio
n
co
d
e
ca
n
b
e
o
p
tim
ize
d
b
y
r
e
m
o
v
in
g
t
h
e
r
ed
u
n
d
an
t
co
d
e,
u
n
u
s
ed
co
d
e,
d
u
p
licate
f
u
n
ctio
n
s
a
n
d
o
n
e
-
li
n
e
f
u
n
ctio
n
s
.
So
m
e
l
in
e
s
o
f
c
o
d
e
w
h
ich
ar
e
u
s
ed
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
t J
R
ec
o
n
f
i
g
u
r
ab
le
&
E
m
b
ed
d
ed
Sy
s
t
I
SS
N:
2089
-
4864
C
en
tr
a
l p
r
o
ce
s
s
in
g
u
n
it lo
a
d
r
ed
u
ctio
n
th
r
o
u
g
h
a
p
p
lica
tio
n
co
d
e
…
(
S
o
w
mya
K
a
n
d
ig
a
B
h
a
d
r
a
yy
a
)
81
o
n
l
y
f
o
r
test
i
n
g
p
u
r
p
o
s
e
ar
e
al
s
o
r
e
m
o
v
ed
.
So
m
e
li
n
es o
f
co
d
e
ar
e
u
s
ed
f
o
r
s
i
m
u
latio
n
p
u
r
p
o
s
e,
w
h
ich
ar
e
also
r
etr
ac
ted
.
T
h
is
h
as
n
o
ef
f
ec
t o
n
th
e
ac
t
u
al
ap
p
licatio
n
f
u
n
cti
o
n
alit
y
.
Fig
u
r
e
1
.
C
P
U
lo
ad
in
g
m
e
t
h
o
d
o
lo
g
y
T
h
is
in
cr
ea
s
e
s
t
h
e
r
ea
d
ab
ilit
y
,
r
eu
s
ab
ilit
y
a
n
d
ef
f
icie
n
c
y
o
f
t
h
e
co
d
e.
T
h
e
s
ize
o
f
t
h
e
ap
p
lic
atio
n
co
d
e
r
ed
u
ce
s
w
h
ic
h
also
r
ed
u
ce
s
t
h
e
lo
ad
o
n
th
e
C
P
U.
T
h
e
f
i
n
al
m
e
th
o
d
w
h
ic
h
i
s
u
s
ed
is
i
m
p
le
m
e
n
tat
io
n
o
f
I
n
ter
r
u
p
t
b
ased
d
ata
tr
an
s
f
er
,
w
h
ic
h
p
la
y
s
a
m
aj
o
r
r
o
le
in
C
P
U
lo
ad
r
e
d
u
ctio
n
.
T
h
e
c
o
n
v
e
n
tio
n
al
p
o
lli
n
g
m
et
h
o
d
is
r
ep
lace
d
b
y
th
e
i
n
te
r
r
u
p
t
-
b
ased
d
ata
tr
an
s
f
er
.
A
s
i
g
n
i
f
ica
n
t
a
m
o
u
n
t
o
f
C
P
U
lo
ad
ca
n
b
e
r
ed
u
ce
d
b
y
in
co
r
p
o
r
atin
g
th
is
m
eth
o
d
.
Af
ter
th
e
o
p
ti
m
izatio
n
m
ea
s
u
r
es
ar
e
tak
en
,
t
h
e
C
P
U
lo
ad
in
g
p
r
o
ce
d
u
r
e
is
p
er
f
o
r
m
ed
o
n
ce
a
g
ai
n
a
n
d
th
e
r
esu
lt
s
ar
e
co
m
p
ar
ed
w
i
th
t
h
e
r
esu
lt
s
ta
k
e
n
i
n
t
h
e
b
e
g
in
n
i
n
g
.
T
h
e
C
P
U
lo
ad
in
g
p
r
o
ce
d
u
r
e
ca
n
b
e
p
er
f
o
r
m
ed
af
ter
ea
ch
o
p
ti
m
izatio
n
m
et
h
o
d
to
co
m
p
ar
e
th
e
r
esu
l
ts
an
d
also
ch
ec
k
if
th
e
m
et
h
o
d
i
m
p
le
m
e
n
ted
h
a
s
h
ad
an
y
e
f
f
ec
t o
n
t
h
e
C
P
U
lo
ad
.
3.
DE
S
I
G
N
AND
I
M
P
L
E
M
E
NT
AT
I
O
N
T
h
e
ap
p
licatio
n
co
d
e
is
w
r
itte
n
f
o
r
a
f
ee
d
er
p
r
o
tectiv
e
r
ela
y
.
T
h
e
r
elay
h
as
a
n
u
m
b
er
o
f
p
r
o
tectio
n
f
u
n
ctio
n
s
,
m
ea
s
u
r
e
m
en
t
f
u
n
cti
o
n
s
,
a
n
d
s
u
p
er
v
is
io
n
f
u
n
ctio
n
.
I
t
also
h
as
k
e
y
p
ad
,
liq
u
id
cr
y
s
tal
d
is
p
la
y
(
L
C
D)
d
is
p
la
y
,
li
g
h
t
e
m
itti
n
g
d
io
d
e
(
L
E
Ds)
in
th
e
lo
ca
l
h
u
m
an
m
a
ch
in
e
in
ter
f
ac
e.
I
n
o
r
d
er
to
ap
p
ly
m
ax
i
m
u
m
lo
ad
,
all
th
e
ta
s
k
s
an
d
f
u
n
ctio
n
s
o
f
th
e
r
ela
y
s
h
o
u
ld
b
e
ac
tiv
e
a
n
d
d
u
r
in
g
t
h
i
s
p
er
io
d
,
th
e
C
P
U
lo
ad
in
g
p
r
o
ce
d
u
r
e
s
h
o
u
ld
b
e
co
n
d
u
cted
.
3
.
1
.
Cent
ra
l pro
ce
s
s
ing
un
it
lo
a
din
g
pr
o
ce
du
re
A
p
p
licatio
n
co
d
e
in
e
m
b
ed
d
ed
s
y
s
te
m
s
r
ef
er
s
to
th
e
s
o
f
t
war
e
p
r
o
g
r
a
m
th
at
r
u
n
s
o
n
an
e
m
b
ed
d
ed
s
y
s
te
m
,
w
h
ic
h
is
a
co
m
p
u
ter
s
y
s
te
m
t
h
at
is
d
esig
n
ed
f
o
r
a
s
p
ec
if
ic
tas
k
o
r
ap
p
licatio
n
.
T
h
e
ap
p
licatio
n
co
d
e
is
w
r
itte
n
f
o
r
a
f
ee
d
er
p
r
o
tectiv
e
r
ela
y
w
h
ich
s
p
ec
i
f
ies
th
e
f
u
n
c
tio
n
alit
y
o
f
t
h
e
r
ela
y
.
A
f
ee
d
er
p
r
o
tectiv
e
r
ela
y
is
a
t
y
p
e
o
f
p
r
o
tectiv
e
r
ela
y
u
s
ed
to
p
r
o
tect
elec
tr
ical
p
o
w
er
s
y
s
te
m
s
ag
ai
n
s
t
f
a
u
lt
s
a
n
d
o
th
er
ab
n
o
r
m
al
co
n
d
itio
n
s
i
n
elec
tr
ical
f
ee
d
er
s
.
Feed
er
p
r
o
tectiv
e
r
elay
s
m
o
n
ito
r
th
e
elec
tr
ical
p
ar
a
m
e
ter
s
o
f
th
e
f
ee
d
er
,
s
u
c
h
as
v
o
lta
g
e,
cu
r
r
en
t,
f
r
eq
u
en
c
y
,
an
d
p
o
w
er
,
an
d
d
etec
t
an
y
ab
n
o
r
m
al
c
h
an
g
es
i
n
t
h
ese
p
ar
am
eter
s
.
T
h
e
p
r
i
m
ar
y
f
u
n
ctio
n
o
f
a
f
ee
d
er
p
r
o
tectiv
e
r
elay
is
to
d
etec
t
f
au
lts
i
n
th
e
f
ee
d
er
an
d
is
o
late
th
e
f
a
u
lt
y
s
ec
tio
n
to
p
r
ev
en
t
f
u
r
t
h
er
d
a
m
ag
e
to
th
e
s
y
s
te
m
.
W
h
en
a
f
au
lt
o
cc
u
r
s
,
th
e
p
r
o
tectiv
e
r
ela
y
q
u
ic
k
l
y
s
e
n
d
s
a
s
i
g
n
al
to
th
e
b
r
ea
k
er
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
0
8
9
-
4864
I
n
t J
R
ec
o
n
f
i
g
u
r
ab
le
&
E
m
b
ed
d
ed
Sy
s
t
,
Vo
l.
1
4
,
No
.
1
,
Ma
r
c
h
2
0
2
5
:
79
-
88
82
to
tr
ip
,
th
er
eb
y
d
is
co
n
n
ec
ti
n
g
th
e
f
a
u
lt
y
s
ec
tio
n
f
r
o
m
t
h
e
r
es
t
o
f
th
e
s
y
s
te
m
.
T
h
is
h
elp
s
to
p
r
ev
en
t
d
a
m
a
g
e
to
th
e
eq
u
ip
m
e
n
t
an
d
r
ed
u
ce
s
th
e
r
is
k
o
f
in
j
u
r
y
o
r
d
ea
th
to
p
e
r
s
o
n
n
e
l.
T
h
e
C
P
U
lo
a
d
is
o
b
s
er
v
ed
f
o
r
a
p
er
io
d
o
f
5
s
ec
o
n
d
s
.
T
h
e
r
elay
co
m
e
s
w
ith
a
n
u
m
b
er
o
f
task
s
an
d
f
u
n
ctio
n
s
.
T
o
en
s
u
r
e
m
ax
i
m
u
m
lo
ad
o
n
th
e
C
P
U,
all
th
ese
ta
s
k
s
an
d
f
u
n
ctio
n
s
s
h
o
u
ld
b
e
en
ab
led
at
th
e
s
a
m
e
ti
m
e.
T
h
e
v
ar
io
u
s
tas
k
s
a
n
d
f
u
n
ctio
n
s
ar
e
d
is
cu
s
s
ed
b
elo
w
:
−
L
o
ca
l
h
u
m
a
n
m
ac
h
i
n
e
i
n
ter
f
a
ce
(
L
HM
I
)
:
t
h
e
L
H
MI
is
u
s
e
d
f
o
r
s
ettin
g
,
m
o
n
ito
r
i
n
g
a
n
d
co
n
tr
o
llin
g
.
T
h
e
L
HM
I
o
f
t
h
e
r
ela
y
co
n
tain
s
f
o
llo
w
i
n
g
ele
m
e
n
ts
:
i)
L
E
D
i
n
d
icato
r
s
/s
ig
n
als
,
ii)
L
C
D
d
is
p
l
a
y
/d
e
m
o
n
s
tr
ate
,
an
d
iii)
n
a
v
ig
a
tio
n
b
u
t
to
n
s
.
T
h
ese
n
av
i
g
atio
n
k
e
y
s
ar
e
u
s
ed
to
n
av
i
g
ate
t
h
e
L
HM
I
m
en
u
,
s
elec
tin
g
ch
ar
ac
ter
s
an
d
f
o
r
co
n
f
i
g
u
r
ati
o
n
p
u
r
p
o
s
es.
Du
r
i
n
g
t
h
e
test
in
g
p
h
ase
t
h
e
n
a
v
i
g
atio
n
b
u
tto
n
s
/k
e
y
s
s
h
o
u
ld
b
e
u
s
ed
r
an
d
o
m
l
y
to
en
s
u
r
e
m
ax
i
m
u
m
lo
ad
is
ex
er
ted
o
n
th
e
C
P
U,
th
e
L
E
Ds
s
h
o
u
ld
o
p
er
a
te
p
r
o
p
er
ly
,
th
e
k
e
y
p
r
ess
s
p
ee
d
m
a
y
b
e
les
s
th
an
o
n
e
s
ec
o
n
d
,
en
s
u
r
e
L
C
D
is
w
o
r
k
i
n
g
p
r
o
p
er
ly
an
d
t
h
er
e
is
n
o
d
ela
y
.
−
Su
p
er
v
i
s
io
n
:
t
h
e
in
t
elli
g
en
t
elec
tr
o
n
ic
d
ev
ice
(
I
E
D)
is
p
r
o
v
id
ed
w
i
th
a
n
ex
te
n
s
i
v
e
s
el
f
-
s
u
p
er
v
is
io
n
s
y
s
te
m
w
h
ic
h
co
n
ti
n
u
o
u
s
l
y
s
u
p
er
v
is
e
s
th
e
s
o
f
t
w
ar
e
an
d
t
h
e
h
ar
d
w
ar
e.
I
t h
an
d
le
s
t
h
e
r
u
n
ti
m
e
f
a
u
lt
s
i
m
u
lat
io
n
s
a
n
d
in
f
o
r
m
s
t
h
e
u
s
er
ab
o
u
t
a
f
au
lt
th
r
o
u
g
h
t
h
e
L
HM
I
.
A
t
th
e
ti
m
e
o
f
test
in
g
,
s
u
p
er
v
i
s
io
n
s
h
o
u
l
d
b
e
r
u
n
n
i
n
g
at
all
ti
m
e
s
.
−
Fau
lt
r
ec
o
r
d
:
t
h
e
r
ela
y
k
ee
p
s
t
r
ac
k
o
f
an
alo
g
p
o
in
ts
f
o
r
th
e
l
ast
2
0
tr
ip
ev
en
ts
i
n
n
o
n
-
v
o
lati
le
m
e
m
o
r
y
.
T
h
e
tr
ip
s
ig
n
al
tr
ig
g
er
s
th
e
f
a
u
lt
r
ec
o
r
d
in
g
o
f
a
p
r
o
tectio
n
f
u
n
ct
i
o
n
.
E
v
er
y
f
au
l
t
r
ec
o
r
d
p
r
o
v
id
es
th
e
r
o
o
t
m
ea
n
s
q
u
a
r
e
(
R
MS)
cu
r
r
en
t
v
al
u
es
o
f
b
asic
co
m
p
o
n
en
t
s
f
o
r
all
th
r
ee
p
h
ases
an
d
th
e
n
e
u
tr
a
l
cu
r
r
en
t
at
2
0
d
if
f
er
e
n
t
ti
m
e
s
alo
n
g
t
h
e
tr
ip
e
v
en
t.
Du
r
i
n
g
test
in
g
,
f
o
r
ev
er
y
f
a
u
lt,
a
tr
ip
e
v
en
t
s
h
o
u
ld
o
cc
u
r
w
h
ic
h
ca
n
b
e
v
alid
ated
b
y
r
ea
d
in
g
t
h
e
f
au
l
t r
ec
o
r
d
s
u
s
in
g
th
e
f
r
o
n
t p
o
r
t.
−
E
v
en
t
s
:
t
h
e
s
e
ev
en
t
s
in
cl
u
d
e
tr
ip
cir
cu
it
s
u
p
er
v
is
io
n
,
p
r
o
tectio
n
s
tar
t,
p
r
o
tectio
n
tr
ip
,
r
eset
,
b
r
ea
k
er
o
p
en
,
b
r
ea
k
er
clo
s
e,
r
e
m
o
te
tr
ip
,
i
n
t
er
n
al
r
ela
y
f
a
u
lt
(
I
R
F),
b
lo
ck
i
n
g
,
a
n
d
m
e
m
o
r
y
r
ea
d
f
ai
l.
T
o
s
to
r
e
1
0
0
s
u
c
h
ev
en
t
s
,
th
e
r
ela
y
i
n
co
r
p
o
r
ates
a
n
o
n
-
v
o
latile
m
e
m
o
r
y
.
T
h
e
ev
en
t
lo
g
i
n
cl
u
d
es
th
e
e
v
en
t
alo
n
g
w
i
th
ti
m
e
an
d
d
ate
o
f
o
cc
u
r
r
en
ce
.
T
h
ese
ev
en
t lo
g
s
ar
e
s
to
r
ed
s
eq
u
e
n
tia
ll
y
,
th
e
m
o
s
t r
ec
e
n
t b
ein
g
th
e
f
ir
s
t a
n
d
s
o
o
n
.
−
Mo
d
b
u
s
R
S4
8
5
:
d
u
r
in
g
th
e
test
in
g
p
h
a
s
e,
b
o
th
th
e
f
r
o
n
t
p
o
r
t
an
d
th
e
r
ea
r
p
o
r
t
s
h
o
u
ld
b
e
u
s
ed
s
i
m
u
lta
n
eo
u
s
l
y
,
t
h
e
p
o
llin
g
r
ate
s
h
o
u
ld
b
e
s
et
to
1
0
0
m
s
,
i.e
.
,
th
e
p
o
llin
g
s
h
o
u
ld
o
cc
u
r
at
ev
er
y
1
0
0
m
s
.
T
h
e
d
ata,
w
h
ic
h
i
s
co
m
m
u
n
i
ca
ted
in
t
h
e
f
o
r
m
o
f
p
ac
k
ets,
s
h
o
u
ld
n
o
t
b
e
lo
s
t
in
th
e
p
r
o
ce
s
s
.
Mo
d
b
u
s
R
S4
8
5
ca
n
b
e
u
s
ed
to
r
ea
d
m
e
asu
r
e
m
en
t d
ata,
r
ea
d
an
d
w
r
ite
co
n
f
i
g
u
r
atio
n
,
r
ea
d
,
an
d
w
r
ite
s
ettin
g
s
.
−
A
p
p
licatio
n
f
u
n
ctio
n
lo
g
ic
(
AFL
)
:
t
h
e
r
ela
y
h
as
ar
o
u
n
d
2
7
AFLs
in
cl
u
d
i
n
g
m
ea
s
u
r
e
m
e
n
t
f
u
n
ctio
n
s
.
So
m
e
o
f
th
e
s
e
in
cl
u
d
e
p
r
o
tectio
n
f
u
n
ct
io
n
s
s
u
c
h
as
u
n
d
er
cu
r
r
en
t
p
r
o
tectio
n
,
o
v
er
cu
r
r
en
t
p
r
o
tectio
n
,
th
er
m
al
o
v
er
lo
ad
p
r
o
tectio
n
,
p
h
ase
d
is
co
n
tin
u
it
y
,
in
r
u
s
h
cu
r
r
en
t
d
et
ec
tio
n
,
r
ec
lo
s
in
g
an
d
m
ea
s
u
r
e
m
en
t
f
u
n
ct
io
n
s
.
Du
r
in
g
t
h
e
te
s
ti
n
g
p
h
ase,
m
ax
i
m
u
m
n
u
m
b
er
o
f
t
h
ese
AFLs
s
h
o
u
ld
b
e
ac
ti
v
e.
C
u
r
r
e
n
t
i
n
j
ec
tio
n
an
d
co
m
m
u
n
icatio
n
to
a
n
d
f
r
o
m
t
h
e
r
elay
s
h
o
u
ld
b
e
co
n
d
u
cted
d
u
r
in
g
t
h
e
test
i
n
g
p
h
ase.
−
P
o
w
er
f
ai
lu
r
e:
p
r
ec
o
n
f
i
g
u
r
ed
f
u
n
ct
io
n
alit
y
f
ac
ilit
ate
s
ea
s
y
a
n
d
f
ast
co
m
m
is
s
io
n
i
n
g
o
f
th
e
r
ela
y
.
T
h
e
r
elay
h
as
a
u
n
i
v
er
s
a
l
p
o
w
er
s
u
p
p
l
y
2
4
-
2
6
5
V
A
C
/D
C
.
T
h
e
r
elay
h
as
c
o
n
f
ig
u
r
ab
le
b
in
ar
y
in
p
u
t
s
/o
u
tp
u
ts
w
h
ic
h
ca
n
b
e
co
n
f
i
g
u
r
ed
u
s
in
g
lo
ca
l
HM
I
o
r
co
m
m
u
n
icat
io
n
in
ter
f
ac
e
.
Du
r
i
n
g
t
h
e
test
i
n
g
p
h
ase
,
p
o
w
er
f
ail
u
r
e
s
h
o
u
ld
b
e
d
etec
ted
,
d
u
r
in
g
th
e
ev
en
t o
f
p
o
w
er
f
a
ilu
r
e,
n
o
d
ata
s
h
o
u
l
d
b
e
lo
s
t
.
3
.
2
.
O
ptim
iza
t
io
n
t
ec
hn
i
qu
e
s
Op
ti
m
izatio
n
o
f
th
e
lo
ad
o
n
th
e
C
P
U
is
t
h
e
m
ai
n
g
o
al.
T
h
er
e
ar
e
m
a
n
y
o
p
ti
m
izatio
n
t
ec
h
n
iq
u
e
s
av
ailab
le.
T
ec
h
n
iq
u
es
s
u
c
h
a
s
tas
k
s
ch
ed
u
li
n
g
,
co
d
e
o
p
ti
m
izatio
n
,
an
d
p
o
w
er
m
an
a
g
e
m
en
t
ca
n
b
e
u
s
ed
to
m
i
n
i
m
ize
C
P
U
u
s
a
g
e
an
d
ex
ten
d
b
atter
y
li
f
e.
A
d
d
itio
n
all
y
,
h
ar
d
w
ar
e
ac
ce
ler
atio
n
an
d
s
p
ec
ialized
co
p
r
o
ce
s
s
o
r
s
ca
n
b
e
u
s
ed
to
o
f
f
lo
ad
s
p
ec
i
f
ic
tas
k
s
f
r
o
m
th
e
C
P
U
an
d
i
m
p
r
o
v
e
o
v
er
all
s
y
s
te
m
p
er
f
o
r
m
an
ce
.
T
h
e
o
p
tim
izatio
n
tech
n
iq
u
e
s
u
s
ed
ar
e
d
is
cu
s
s
ed
b
elo
w
.
3
.
2
.
1
.
M
em
o
ry
o
pti
m
iza
t
io
n
Me
m
o
r
y
o
p
ti
m
izatio
n
p
la
y
s
a
cr
itical
r
o
le
in
r
ed
u
cin
g
C
P
U
l
o
ad
b
y
r
ed
u
ci
n
g
t
h
e
a
m
o
u
n
t
o
f
ti
m
e
th
e
C
P
U
s
p
en
d
s
ac
ce
s
s
i
n
g
m
e
m
o
r
y
.
W
h
en
m
e
m
o
r
y
ac
ce
s
s
is
s
lo
w
,
th
e
C
P
U
m
u
s
t
w
ai
t
f
o
r
th
e
m
e
m
o
r
y
to
p
r
o
v
id
e
d
ata,
w
h
ich
ca
n
r
es
u
lt
i
n
w
as
ted
p
r
o
c
ess
in
g
c
y
cles
a
n
d
i
n
c
r
ea
s
ed
C
P
U
lo
ad
.
On
e
w
a
y
t
o
o
p
tim
ize
m
e
m
o
r
y
ac
ce
s
s
i
s
b
y
r
ed
u
cin
g
t
h
e
n
u
m
b
er
o
f
m
e
m
o
r
y
r
ea
d
a
n
d
w
r
ite
o
p
er
atio
n
s
.
T
h
is
ca
n
b
e
ac
h
ie
v
ed
b
y
o
p
ti
m
izi
n
g
alg
o
r
ith
m
s
an
d
d
ata
s
tr
u
ct
u
r
es
to
u
s
e
m
e
m
o
r
y
m
o
r
e
e
f
f
icie
n
tl
y
,
r
ed
u
ci
n
g
t
h
e
n
u
m
b
er
o
f
ti
m
es
d
ata
is
co
p
ied
b
et
w
ee
n
d
if
f
er
en
t
p
ar
ts
o
f
t
h
e
s
y
s
te
m
.
An
o
th
er
w
a
y
to
o
p
tim
ize
m
e
m
o
r
y
ac
ce
s
s
i
s
b
y
u
s
in
g
ca
c
h
e
m
e
m
o
r
y
.
B
y
u
s
i
n
g
ca
ch
e
m
e
m
o
r
y
,
th
e
C
P
U
ca
n
ac
ce
s
s
f
r
eq
u
e
n
tl
y
u
s
ed
d
ata
m
o
r
e
q
u
ic
k
l
y
,
r
ed
u
cin
g
th
e
n
u
m
b
er
o
f
m
e
m
o
r
y
r
ea
d
an
d
w
r
ite
o
p
er
atio
n
s
a
n
d
i
m
p
r
o
v
i
n
g
s
y
s
te
m
p
er
f
o
r
m
a
n
ce
.
Me
m
o
r
y
f
r
ag
m
en
tatio
n
ca
n
al
s
o
in
cr
ea
s
e
C
P
U
lo
ad
b
y
f
o
r
ci
n
g
th
e
C
P
U
to
s
p
en
d
m
o
r
e
tim
e
s
ea
r
ch
i
n
g
f
o
r
av
ailab
le
m
e
m
o
r
y
.
T
o
r
ed
u
ce
m
e
m
o
r
y
f
r
ag
m
e
n
tatio
n
,
d
e
v
el
o
p
er
s
ca
n
u
s
e
m
e
m
o
r
y
allo
ca
tio
n
al
g
o
r
ith
m
s
th
at
r
ed
u
ce
t
h
e
n
u
m
b
er
o
f
s
m
all
g
ap
s
in
m
e
m
o
r
y
an
d
i
m
p
r
o
v
e
m
e
m
o
r
y
u
ti
lizatio
n
.
T
h
e
m
e
m
o
r
y
o
p
ti
m
izatio
n
i
m
p
le
m
en
ted
in
th
is
w
o
r
k
Evaluation Warning : The document was created with Spire.PDF for Python.
I
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t J
R
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n
f
i
g
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ab
le
&
E
m
b
ed
d
ed
Sy
s
t
I
SS
N:
2089
-
4864
C
en
tr
a
l p
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o
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s
s
in
g
u
n
it lo
a
d
r
ed
u
ctio
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o
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g
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p
p
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(
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n
d
ig
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83
u
tili
ze
s
T
C
M
,
I
T
C
M
,
an
d
DT
C
M.
B
y
u
s
i
n
g
I
T
C
M,
DT
C
M
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an
d
O
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,
s
y
s
te
m
p
er
f
o
r
m
a
n
ce
ca
n
b
e
i
m
p
r
o
v
ed
[
1
8
]
,
an
d
C
P
U
lo
a
d
ca
n
b
e
r
ed
u
ce
d
b
y
r
ed
u
cin
g
th
e
n
u
m
b
er
o
f
m
e
m
o
r
y
ac
ce
s
s
es
r
eq
u
ir
ed
.
B
y
p
ar
titi
o
n
in
g
th
e
d
ata
an
d
co
d
e
b
y
s
to
r
in
g
d
if
f
er
en
t
co
m
p
o
n
e
n
ts
i
n
d
if
f
er
en
t
m
e
m
o
r
y
co
m
p
o
n
en
t
s
,
th
e
lo
ad
o
n
th
e
C
P
U
ca
n
b
e
r
ed
u
ce
d
th
er
e
b
y
i
n
cr
ea
s
i
n
g
th
e
s
p
ee
d
.
T
C
M
f
ac
ilit
ates
lo
w
-
laten
c
y
m
e
m
o
r
y
ap
p
r
o
ac
h
th
at
t
h
e
co
r
e
ca
n
u
tili
ze
w
ith
t
h
e
p
r
ed
ictab
ilit
y
o
f
ac
ce
s
s
ti
m
e
w
h
ic
h
is
a
f
ea
t
u
r
e
o
f
ca
ch
es
[
1
9
]
.
W
h
ile
m
ak
i
n
g
u
s
e
o
f
e
x
ter
n
al
ca
c
h
ea
b
le
m
e
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o
r
y
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ap
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s
tr
u
ctio
n
o
r
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iece
o
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ata
m
i
g
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t
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e
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th
e
ca
ch
e,
g
i
v
i
n
g
a
f
ast
ac
ce
s
s
,
o
r
m
i
g
h
t
n
o
t
b
e
in
t
h
e
ca
ch
e,
r
eq
u
ir
in
g
a
d
ela
y
ed
ac
ce
s
s
to
e
x
ter
n
al
m
e
m
o
r
y
.
W
h
e
n
u
s
i
n
g
T
C
M,
t
h
e
ac
ce
s
s
ti
m
e
is
ac
co
r
d
an
t
[
2
0
]
.
T
h
e
T
C
M
is
u
s
ed
to
tak
e
ac
tio
n
o
n
ti
m
e
-
cr
itic
al
r
o
u
tin
es,
s
u
ch
as
i
n
ter
r
u
p
t
h
an
d
li
n
g
r
o
u
ti
n
es
o
r
r
ea
l
-
ti
m
e
tas
k
s
w
h
er
e
t
h
e
u
n
ce
r
tai
n
t
y
o
f
a
ca
ch
e
is
o
b
j
ec
tio
n
ab
le.
Us
u
a
ll
y
,
T
C
M
ac
ce
s
s
es
ar
e
s
et
u
p
to
co
llect
o
r
s
e
n
d
d
ata
in
a
s
i
n
g
le
c
y
cle
[
2
1
]
.
T
h
e
p
r
o
ce
s
s
o
r
ca
n
ac
ce
s
s
ti
m
e
-
cr
itical
p
r
o
ce
d
u
r
es,
s
u
c
h
as
ex
ce
p
tio
n
h
a
n
d
l
er
s
,
i
m
m
ed
iatel
y
b
y
s
to
r
in
g
th
e
m
i
n
th
e
T
C
M
in
s
te
ad
o
f
w
aiti
n
g
f
o
r
an
i
n
itia
l c
o
d
e
r
etr
iev
e
f
r
o
m
e
x
ter
n
al
m
e
m
o
r
y
.
DT
C
M
is
a
t
y
p
e
o
f
m
e
m
o
r
y
ar
ch
itect
u
r
e
u
s
ed
in
m
icr
o
co
n
tr
o
ller
s
an
d
p
r
o
ce
s
s
o
r
s
.
DT
C
M
is
a
f
a
s
t,
lo
w
-
late
n
c
y
m
e
m
o
r
y
t
h
at
i
s
ti
g
h
t
l
y
in
teg
r
ated
w
i
th
th
e
p
r
o
ce
s
s
o
r
o
r
m
icr
o
co
n
tr
o
ller
,
all
o
w
i
n
g
it
to
e
x
ec
u
te
in
s
tr
u
ctio
n
s
a
n
d
ac
ce
s
s
d
ata
q
u
ick
l
y
a
n
d
ef
f
icie
n
tl
y
[
2
2
]
–
[
2
5
]
.
D
T
C
M
is
t
y
p
ical
l
y
u
s
ed
f
o
r
s
to
r
in
g
f
r
eq
u
e
n
tl
y
ac
ce
s
s
ed
d
ata,
s
u
c
h
as
v
ar
iab
les
an
d
s
tac
k
d
ata,
th
at
ar
e
cr
it
ical
f
o
r
th
e
p
er
f
o
r
m
a
n
ce
o
f
t
h
e
p
r
o
ce
s
s
o
r
.
D
T
C
M
is
u
s
u
all
y
i
m
p
le
m
en
ted
as
a
s
m
all
a
m
o
u
n
t
o
f
o
n
-
c
h
ip
m
e
m
o
r
y
t
h
at
i
s
p
h
y
s
icall
y
lo
ca
ted
clo
s
e
to
th
e
p
r
o
ce
s
s
o
r
o
r
m
icr
o
co
n
tr
o
ller
.
I
T
C
M
is
a
ty
p
e
o
f
m
e
m
o
r
y
t
h
at
is
clo
s
el
y
i
n
te
g
r
ated
w
it
h
a
p
r
o
ce
s
s
o
r
o
r
m
icr
o
co
n
tr
o
ller
,
allo
w
i
n
g
th
e
p
r
o
ce
s
s
o
r
to
ex
ec
u
te
in
s
tr
u
ctio
n
s
at
a
h
ig
h
er
s
p
ee
d
[
2
6
]
an
d
w
i
th
lo
w
er
late
n
c
y
th
a
n
if
t
h
e
i
n
s
tr
u
ctio
n
s
w
er
e
s
to
r
ed
in
e
x
ter
n
al
m
e
m
o
r
y
.
I
T
C
M
is
t
y
p
icall
y
u
s
ed
in
e
m
b
ed
d
ed
s
y
s
te
m
s
,
w
h
er
e
s
p
ee
d
an
d
p
er
f
o
r
m
a
n
ce
ar
e
cr
itical
f
ac
to
r
s
.
B
y
s
to
r
in
g
f
r
eq
u
en
t
l
y
u
s
ed
i
n
s
tr
u
ctio
n
s
i
n
I
T
C
M,
th
e
p
r
o
ce
s
s
o
r
ca
n
q
u
ick
l
y
ac
ce
s
s
t
h
e
m
,
r
ed
u
cin
g
th
e
o
v
er
all
e
x
ec
u
tio
n
ti
m
e
o
f
t
h
e
p
r
o
g
r
a
m
.
3
.
2
.
2
.
Appl
ica
t
io
n c
o
de
o
ptim
i
za
t
io
n
A
p
p
licatio
n
co
d
e
ca
n
b
e
o
p
ti
m
ized
u
s
in
g
a
n
u
m
b
er
o
f
tech
n
iq
u
es
w
h
ich
i
n
cl
u
d
e
eli
m
in
atio
n
o
f
r
ed
u
n
d
an
t
co
d
e
[
2
7
]
,
o
n
e
-
lin
e
f
u
n
ctio
n
s
,
d
u
p
licate
f
u
n
ct
io
n
s
[
2
8
]
.
Fu
n
ctio
n
clo
n
i
n
g
an
d
r
ed
u
ctio
n
o
f
f
u
n
ct
io
n
ca
ll
c
h
ai
n
ca
n
al
s
o
b
e
i
m
p
lem
en
ted
to
r
ed
u
ce
th
e
lo
ad
o
n
th
e
C
P
U.
Ver
y
o
f
te
n
,
d
if
f
er
e
n
t
f
u
n
ctio
n
s
m
a
y
b
e
d
ec
lar
ed
w
h
ic
h
p
er
f
o
r
m
t
h
e
s
a
m
e
ta
s
k
.
I
d
en
t
if
y
i
n
g
a
n
d
e
li
m
i
n
ati
n
g
s
u
ch
f
u
n
ct
io
n
s
ca
n
r
ed
u
ce
th
e
C
P
U
lo
ad
[
2
9
]
,
m
a
k
e
t
h
e
co
d
e
r
eu
s
ab
le
an
d
r
eliab
le.
I
n
li
n
e
f
u
n
cti
o
n
s
ar
e
t
h
o
s
e
f
u
n
ctio
n
w
h
o
s
e
d
ef
in
i
tio
n
s
ar
e
s
m
all
an
d
b
e
s
u
b
s
tit
u
ted
at
t
h
e
p
la
ce
w
h
er
e
it
s
f
u
n
ctio
n
ca
ll
is
h
ap
p
en
ed
[
3
0
]
.
Fu
n
ct
io
n
s
u
b
s
titu
t
io
n
i
s
to
tall
y
co
m
p
iler
ch
o
ice.
An
o
t
h
er
tech
n
iq
u
e
u
s
ed
is
d
y
n
a
m
ic
m
e
m
o
r
y
m
a
n
a
g
e
m
e
n
t
w
h
ich
is
a
p
r
o
ce
s
s
th
at
a
llo
ca
tes
m
e
m
o
r
y
f
o
r
v
ar
iab
les
an
d
d
at
a
s
tr
u
ctu
r
es
at
r
u
n
t
i
m
e
w
h
en
t
h
e
p
r
o
g
r
am
r
eq
u
est
s
it
[
3
1
]
.
T
h
is
p
r
o
v
id
es
ch
an
ce
f
o
r
ad
ap
tab
ilit
y
a
n
d
ca
p
ac
it
y
,
as
th
e
m
ag
n
it
u
d
e
an
d
p
o
s
itio
n
o
f
m
e
m
o
r
y
b
lo
ck
s
ca
n
b
e
v
ar
ied
as
p
er
th
e
lo
g
ic
o
f
p
r
o
g
r
a
m
a
n
d
s
ize
o
f
a
d
ata.
I
t
also
en
ab
le
s
t
h
e
cr
ea
tio
n
an
d
m
a
n
ip
u
latio
n
o
f
co
m
p
lex
an
d
d
y
n
a
m
ic
d
ata
s
tr
u
ct
u
r
es,
s
u
ch
a
s
lin
k
ed
lis
ts
,
tr
ee
s
,
g
r
ap
h
s
,
a
n
d
h
as
h
ta
b
les.
Fu
r
th
er
m
o
r
e,
d
y
n
a
m
ic
m
e
m
o
r
y
allo
ca
tio
n
allo
w
s
th
e
p
r
o
g
r
a
m
to
ad
ap
t
t
o
d
if
f
er
en
t
en
v
ir
o
n
m
en
ts
an
d
u
s
er
in
p
u
ts
,
as
th
e
m
e
m
o
r
y
u
s
ag
e
ca
n
b
e
ad
j
u
s
ted
at
r
u
n
ti
m
e.
T
h
is
ca
n
s
av
e
m
e
m
o
r
y
s
p
ac
e
an
d
t
h
e
r
ea
d
ab
ilit
y
a
n
d
r
eu
s
ab
ilit
y
o
f
co
d
e
in
cr
ea
s
e
s
.
3.
2
.
3
.
I
nte
rr
up
t
driv
en
da
t
a
t
ra
ns
f
er
An
i
n
ter
r
u
p
t
is
s
o
m
et
h
i
n
g
th
at
aler
ts
th
e
C
P
U
to
tak
e
i
m
m
ed
iate
ac
tio
n
.
T
o
p
u
t
it
a
d
if
f
er
e
n
t
w
a
y
,
w
e
ca
n
s
a
y
th
at
t
h
i
s
d
ev
ice
aler
ts
th
e
C
P
U
to
an
is
s
u
e
t
h
at
e
x
is
t
s
.
T
h
e
C
P
U
ty
p
icall
y
s
u
s
p
e
n
d
s
its
cu
r
r
e
n
t
j
o
b
an
d
b
eg
in
s
r
u
n
n
i
n
g
t
h
e
r
elev
a
n
t
in
ter
r
u
p
t
h
a
n
d
ler
w
h
en
a
n
in
ter
r
u
p
t
o
cc
u
r
s
.
W
h
en
th
i
s
task
is
f
in
is
h
ed
,
th
e
p
r
ev
io
u
s
l
y
h
al
ted
task
i
s
r
esu
m
ed
.
T
h
e
d
ev
ice
n
o
tif
ie
s
th
e
C
P
U
th
at
it
r
eq
u
ir
es
atte
n
tio
n
w
h
en
t
h
er
e
is
a
n
in
ter
r
u
p
t.
I
t
is
n
o
t
a
p
r
o
t
o
co
l,
b
u
t
a
h
ar
d
w
ar
e
m
ec
h
a
n
is
m
.
T
h
e
I
n
ter
r
u
p
t
h
an
d
ler
m
a
k
es
th
e
s
y
s
te
m
g
et
f
u
n
ctio
n
ed
.
Fu
n
ctio
n
al
it
y
w
o
r
k
s
a
n
y
ti
m
e.
I
n
ca
s
e
o
f
a
n
in
t
er
r
u
p
t,
if
th
e
d
ev
ice
i
s
in
n
ee
d
o
f
ass
is
tan
ce
,
t
h
en
th
at
is
i
n
d
icate
d
b
y
t
h
e
in
ter
r
u
p
t
-
r
eq
u
est li
n
e.
T
h
e
s
tep
s
in
v
o
l
v
ed
in
t
h
e
i
n
ter
r
u
p
t d
r
iv
en
d
ata
tr
an
s
f
er
s
c
h
e
m
e
ar
e
as f
o
llo
w
s
:
−
T
r
an
s
f
er
r
in
g
d
ata
e
f
f
icien
tl
y
u
tili
ze
s
t
h
e
p
r
o
ce
s
s
o
r
ti
m
e.
−
I
n
th
i
s
s
c
h
e
m
e,
t
h
e
p
r
o
ce
s
s
o
r
s
tar
ts
o
f
f
t
h
e
I
/O
d
ev
ice
f
o
r
tr
an
s
f
er
o
f
d
ata.
−
Af
ter
th
e
d
e
v
ice
is
i
n
itiated
,
t
h
e
p
r
o
ce
s
s
o
r
w
i
ll c
o
n
ti
n
u
e
to
e
x
ec
u
te
th
e
i
n
s
tr
u
ctio
n
s
i
n
t
h
e
p
r
o
g
r
a
m
.
−
A
t
t
h
e
n
th
s
tep
o
f
an
i
n
s
tr
u
ctio
n
,
th
e
p
r
o
ce
s
s
o
r
ch
ec
k
s
f
o
r
a
r
ig
h
t
i
n
ter
r
u
p
t
s
ig
n
al.
−
I
f
th
er
e
is
n
o
in
te
r
r
u
p
t
s
ig
n
al,
t
h
en
t
h
e
p
r
o
ce
s
s
o
r
co
n
tin
u
e
s
to
ex
ec
u
te
t
h
e
i
n
s
tr
u
ctio
n
s
.
−
I
f
th
e
I
/O
d
ev
ice
i
s
r
ea
d
y
,
it in
ter
r
u
p
t
s
th
e
p
r
o
ce
s
s
o
r
.
−
T
h
e
p
r
o
ce
s
s
o
r
co
m
p
lete
s
th
e
ex
ec
u
t
i
o
n
o
f
th
e
c
u
r
r
en
t
in
s
tr
u
ctio
n
a
n
d
s
av
es
t
h
e
p
r
o
ce
s
s
o
r
s
tatu
s
in
t
h
e
s
tack
.
−
T
h
e
p
r
o
ce
s
s
o
r
ca
l
ls
f
u
n
ct
io
n
n
a
m
ed
i
n
ter
r
u
p
t
s
er
v
ice
r
o
u
ti
n
e
.
−
T
h
e
f
in
al
p
r
o
ce
d
u
r
e
o
f
I
SR
is
th
e
p
r
o
ce
s
s
o
r
s
tatu
s
g
et
s
r
etr
iev
ed
f
r
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Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
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I
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84
4.
RE
SU
L
T
S AN
D
D
I
SCU
SS
I
O
N
T
h
e
o
p
tim
izatio
n
tech
n
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u
es,
in
clu
d
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g
m
e
m
o
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a
n
ag
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en
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ap
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licatio
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e
o
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ter
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w
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g
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2
,
d
is
p
la
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m
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(
y
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x
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e
(
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t
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s
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o
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ig
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Sc
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l
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g
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(y
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to
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ter
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m
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o
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x
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a
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s
o
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Fi
g
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s
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d
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.
Fig
u
r
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2.
Ker
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el
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ll in
te
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p
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izatio
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Fig
u
r
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3
.
Sch
ed
u
li
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g
in
ten
s
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o
s
t o
p
tim
izat
io
n
Evaluation Warning : The document was created with Spire.PDF for Python.
I
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I
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N:
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4864
C
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u
r
e
4
s
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o
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ie
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ai
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ie
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d
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h
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s
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e
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e
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ll
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ti
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izatio
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h
n
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t
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e
o
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h
at
d
is
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la
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ta
s
k
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ei
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g
ex
ec
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ted
at
d
if
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ter
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f
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s
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ta
s
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co
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i
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as i
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o
f
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o
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t i
m
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o
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t f
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e
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.
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h
e
C
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h
tak
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p
le
m
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h
e
d
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s
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o
p
tim
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tio
n
tec
h
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iq
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es
is
d
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icted
in
Fi
g
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r
e
5
.
A
l
l
th
e
f
u
n
ctio
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r
task
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ca
n
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n
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h
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h
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n
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e
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if
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er
e
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im
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ta
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p
o
f
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s
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o
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d
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r
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id
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n
th
e
x
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s
an
d
th
e
C
P
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ad
(y
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ax
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s
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at
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ar
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in
s
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t
s
.
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t
ca
n
b
e
o
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s
er
v
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f
o
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ch
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n
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e,
w
h
a
t
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k
s
ar
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ec
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ted
a
n
d
w
h
at
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ta
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e
o
f
lo
ad
is
ex
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ted
o
n
th
e
C
P
U.
Dis
p
la
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k
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m
e
n
t
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ti
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o
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s
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y
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r
ess
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n
g
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k
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t
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’
s
L
HM
I
an
d
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D
s
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o
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ld
w
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r
k
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r
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g
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.
AF
L
task
i
s
ex
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ted
at
all
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n
s
tan
c
es
as
it
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s
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e
m
ai
n
ap
p
licatio
n
.
Fig
u
r
e
4
.
C
P
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ad
tr
ac
e
v
ie
w
p
o
s
t
o
p
tim
izat
io
n
Fig
u
r
e
5
.
C
P
U
lo
ad
g
r
ap
h
p
o
s
t o
p
tim
iza
tio
n
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
0
8
9
-
4864
I
n
t J
R
ec
o
n
f
i
g
u
r
ab
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&
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m
b
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d
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Sy
s
t
,
Vo
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r
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2
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5
:
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86
I
t c
an
b
e
o
b
s
er
v
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f
r
o
m
th
e
Fi
g
u
r
e
6
th
a
t th
e
C
P
U
u
s
a
g
e
%
f
o
r
NUL
L
T
A
SK i
s
7
0
.
4
1
8
%.
T
h
is
s
h
o
w
s
th
at
th
e
to
tal
lo
ad
o
n
th
e
C
P
U
w
h
e
n
all
th
e
task
s
an
d
f
u
n
ct
io
n
s
w
er
e
ac
tiv
e
is
ar
o
u
n
d
2
9
%.
T
h
is
is
an
ac
ce
p
tab
le
lo
ad
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th
e
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o
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id
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l
e
m
b
ed
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ed
s
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te
m
.
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h
e
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ad
af
ter
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m
p
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m
e
n
tin
g
ea
c
h
an
d
e
v
er
y
o
p
tim
izatio
n
tec
h
n
iq
u
e
is
p
r
es
en
ted
in
t
h
e
T
ab
le
1.
Fig
u
r
e
6
.
C
P
U
lo
d
s
tatis
tic
r
ep
o
r
t
af
ter
o
p
tim
izatio
n
T
ab
le
1
.
A
n
al
y
s
i
s
of
C
P
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lo
ad
r
esu
lts
M
e
t
h
o
d
o
f
o
p
t
i
m
i
z
a
t
i
o
n
C
P
U
l
o
a
d
(
%)
M
e
mo
r
y
o
p
t
i
m
i
z
a
t
i
o
n
5
9
.
3
7
A
p
p
l
i
c
a
t
i
o
n
c
o
d
e
o
p
t
i
m
i
z
a
t
i
o
n
4
2
.
3
7
I
n
t
e
r
r
u
p
t
d
r
i
v
e
n
d
a
t
a
t
r
a
n
sf
e
r
2
9
.
5
8
T
h
e
ap
p
licatio
n
co
d
e
is
w
r
itte
n
f
o
r
a
f
ee
d
er
p
r
o
tectio
n
r
ela
y
w
h
ic
h
i
s
co
m
m
o
n
l
y
u
s
ed
in
s
u
b
s
tatio
n
s
an
d
in
th
e
m
a
n
u
f
ac
t
u
r
in
g
an
d
p
r
o
ce
s
s
in
d
u
s
tr
y
.
T
h
e
r
ela
y
co
m
p
r
is
e
s
o
f
b
o
th
h
ar
d
w
ar
e
an
d
s
o
f
t
w
ar
e.
T
h
e
s
o
f
t
w
ar
e
co
n
s
is
t
s
o
f
th
e
ap
p
lic
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n
co
d
e
w
h
ich
d
escr
ib
es
th
e
f
u
n
ct
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n
alit
y
o
f
t
h
e
r
elay
a
n
d
th
e
v
ar
io
u
s
co
m
p
o
n
e
n
t
s
o
f
t
h
e
r
ela
y
.
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h
e
lo
ad
o
n
th
e
C
P
U
b
ef
o
r
e
o
p
ti
m
izatio
n
w
a
s
f
o
u
n
d
to
b
e
ar
o
u
n
d
7
8
.
9
%.
I
d
ea
l
lo
ad
o
n
th
e
C
P
U
h
a
s
to
b
e
ar
o
u
n
d
3
0
%.
Op
tim
izatio
n
tec
h
n
iq
u
es
d
is
cu
s
s
ed
p
r
ev
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u
s
l
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e
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m
p
le
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e
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ted
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d
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ad
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r
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g
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t d
o
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n
to
ar
o
u
n
d
2
9
.
5
8
%.
5.
CO
NCLU
SI
O
N
C
P
U
lo
ad
r
ef
er
s
to
th
e
am
o
u
n
t
o
f
p
r
o
ce
s
s
in
g
p
o
w
er
b
ein
g
u
s
ed
b
y
C
P
U
at
a
p
a
r
ticu
lar
ti
m
e.
T
h
e
ap
p
licatio
n
p
r
o
g
r
a
m
m
ed
to
t
h
e
d
ig
ital
b
o
ar
d
is
m
ad
e
to
ca
r
r
y
o
u
t
all
t
h
e
ta
s
k
s
an
d
f
u
n
ct
io
n
s
,
t
h
er
eb
y
ap
p
l
y
i
n
g
f
u
ll
lo
ad
o
n
t
h
e
C
P
U
.
Fo
r
an
i
d
ea
l
e
m
b
ed
d
ed
s
y
s
te
m
,
th
e
id
le
ti
m
e
o
r
n
u
ll
ta
s
k
s
h
o
u
ld
o
c
cu
p
y
ab
o
u
t
7
0
%
o
f
C
P
U
u
s
a
g
e.
T
h
e
lo
ad
o
n
th
e
C
P
U
b
ef
o
r
e
an
y
o
p
ti
m
izatio
n
w
a
s
f
o
u
n
d
to
b
e
ar
o
u
n
d
9
0
%.
Firstl
y
,
m
e
m
o
r
y
o
p
tim
izatio
n
w
h
ic
h
tr
an
s
lates
to
ef
f
icie
n
t
u
s
a
g
e
o
f
m
e
m
o
r
y
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