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J
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2021
:
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F
i
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1
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[
7
].
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t
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d.
G
i
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T
.
a
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d
E
l
A
m
r
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ni
[
8]
gi
v
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v
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w
of
c
l
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c
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m
put
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A
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9]
p
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S
.
L
a
ks
hm
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na
n
[
10]
p
r
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s
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d
a
c
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m
pa
r
a
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v
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s
of
A
B
C,
F
IF
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,
R
R
,
S
J
F
,
P
r
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y
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m
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T
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A
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C
S
ub
ha
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[
1
1]
c
o
m
pa
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d
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m
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g
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hr
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a
l
go
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o
u
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R
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a
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IF
O
).
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o
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m
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d
M
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s
da
ri
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t
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a
l
[
12
]
t
h
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y
off
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r
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d
t
h
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pa
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i
c
l
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w
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rm
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m
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nt
e
d
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how
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F
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pre
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c
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s
.
M
a
r
i
a
A
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a
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d
R
a
j
kum
a
r
B
.
[
13]
p
r
o
v
i
de
a
s
t
ud
y
of
t
h
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a
l
go
r
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t
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dul
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i
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oc
us
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hn
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r
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pub
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T
h
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c
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rge
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,
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t
w
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k
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a
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p
r
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t
K
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a
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d
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a
n
w
a
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v
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r
S
.
[
14]
t
h
e
y
c
o
m
pa
r
e
d
a
v
a
r
i
e
t
y
of
s
c
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n
g
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go
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t
a
b
ul
a
r
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r
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a
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v
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us
pa
ra
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us
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put
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v
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r
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nm
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n
t
i
n
m
o
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f
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S
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r
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a
l
[
15]
t
h
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y
h
a
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c
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nn
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r
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r
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r
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.
P
r
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y
a
R
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a
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A
v
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a
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.
[
16]
o
ff
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r
s
a
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u
r
v
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y
of
m
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c
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put
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Evaluation Warning : The document was created with Spire.PDF for Python.
In
do
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J
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&
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:
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[
26]
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2
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1
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28
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.
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o
c
a
t
i
o
n
o
f
c
o
m
put
i
n
g
r
e
s
o
ur
c
e
s
.
T
h
e
l
o
a
d
b
a
l
a
n
c
i
n
g
a
ppl
i
c
a
t
i
o
n
r
e
duc
e
s
t
h
e
o
ppo
r
t
u
ni
t
y
f
o
r
i
nt
e
rrupt
i
o
n
s
t
ha
t
c
a
n
s
i
m
ul
t
a
n
e
o
us
l
y
a
ff
e
c
t
t
h
e
s
e
r
v
i
c
e
s
of
c
l
o
ud
s
y
s
t
e
m
s
.
I
f
a
s
i
n
g
l
e
s
y
s
t
e
m
i
n
t
e
rrupt
i
o
n
i
s
a
f
f
e
c
t
e
d,
t
h
e
l
o
a
d
b
a
l
a
n
c
e
r
i
s
c
a
pa
b
l
e
of
s
w
i
t
c
h
i
n
g
t
o
a
n
o
t
h
e
r
a
v
a
i
l
a
b
l
e
r
e
s
o
ur
c
e
.
A
ddi
t
i
o
n
a
l
l
y
,
c
o
n
f
i
rm
s
t
h
a
t
e
v
e
r
y
pr
o
c
e
s
s
o
r
o
r
e
a
c
h
n
o
de
doe
s
a
l
m
o
s
t
e
qua
l
w
o
r
k
a
t
a
n
y
t
i
m
e
.
T
h
e
r
e
a
r
e
v
a
r
i
o
us
t
y
pe
s
of
l
o
a
d
b
a
l
a
n
c
i
n
g
a
l
go
ri
t
h
m
s
a
v
a
i
l
a
b
l
e
,
w
h
i
c
h
c
a
n
b
e
c
a
t
e
go
r
i
z
e
d
m
a
i
n
l
y
i
nt
o
t
w
o
gr
o
ups
,
s
t
a
t
i
c
a
l
go
r
i
t
hm
s
a
n
d
dy
n
a
m
i
c
a
l
go
r
i
t
h
m
s
.
2
.
2
.
Jo
b
s
c
h
e
d
u
l
i
n
g
al
go
r
i
th
m
s
A
t
p
re
s
e
nt
,
c
l
o
ud
c
o
m
pu
t
i
ng
i
s
us
e
d
w
i
de
l
y
.
he
n
c
e
,
s
e
v
e
ra
l
c
ha
l
l
e
nge
s
i
n
t
h
e
us
e
o
f
c
l
o
u
d
c
o
m
p
u
t
i
ng
.
T
h
e
re
s
o
u
rc
e
m
a
na
g
e
m
e
nt
c
ha
l
l
e
nge
a
nd
o
n
e
o
f
t
h
e
re
s
o
u
rc
e
-
r
e
l
a
t
e
d
a
d
m
i
ni
s
t
ra
t
i
o
n
i
s
s
ue
s
i
s
t
he
s
c
h
e
d
ul
i
ng
o
f
t
a
s
ks
[
3
1]
.
S
c
he
d
u
l
i
ng
w
o
rk
i
s
t
o
a
c
hi
e
v
e
e
xc
e
l
l
e
nt
pe
r
f
o
rm
a
n
c
e
c
o
m
pu
t
i
ng
a
nd
t
he
m
o
s
t
us
e
f
u
l
p
r
o
duc
t
i
v
i
t
y
s
y
s
t
e
m
.
T
he
p
ri
nc
i
p
a
l
t
a
s
k
o
f
s
c
he
d
u
l
i
ng
a
l
go
ri
t
hm
s
i
n
t
he
c
l
o
ud
r
e
duc
e
s
t
h
e
t
o
t
a
l
t
i
m
e
t
o
c
o
m
p
l
e
t
e
t
he
t
a
s
ks
b
y
o
b
t
a
i
ni
ng
t
h
e
m
o
s
t
s
u
i
t
a
b
l
e
re
s
o
u
rc
e
s
t
ha
t
w
i
l
l
b
e
c
us
t
o
m
i
z
e
d
t
o
t
h
e
t
a
s
k
.
T
he
e
n
v
i
r
o
nm
e
nt
i
s
a
v
a
ri
o
us
s
y
s
t
e
m
a
nd
t
h
e
a
c
t
i
v
i
t
y
o
f
e
a
c
h
p
r
o
c
e
s
s
o
r
v
a
ri
e
s
ra
p
i
d
l
y
,
a
nd
t
h
e
p
ri
o
ri
t
y
o
f
t
h
e
j
o
b
i
s
a
n
i
m
po
rt
a
nt
i
s
s
ue
i
n
s
c
h
e
du
l
i
ng
f
o
r
s
o
m
e
o
f
t
h
e
f
u
n
c
t
i
o
n
s
s
e
r
v
i
c
e
s
m
us
t
b
e
e
a
rl
i
e
r
t
ha
n
t
ho
s
e
o
t
h
e
r
f
u
n
c
t
i
o
n
s
c
a
nno
t
b
e
ke
p
t
f
o
r
l
o
ng
i
n
t
hi
s
sy
s
t
e
m
.
Y
o
u
s
h
o
u
l
d
t
a
ke
t
he
a
p
p
r
o
p
ri
a
t
e
s
c
he
d
u
l
i
ng
f
u
n
c
t
i
o
n
s
i
nt
o
a
c
c
o
u
nt
f
o
r
t
he
p
ri
o
ri
t
y
f
u
n
c
t
i
o
n
s
a
l
go
ri
t
hm
[
3
0]
.
I
n
ge
ne
ra
l
,
t
h
e
j
o
b
S
c
h
e
d
ul
i
ng
a
l
go
ri
t
hm
s
i
s
c
o
n
s
i
s
t
s
o
f
t
w
o
m
a
i
n
p
a
rt
s
,
t
he
f
i
rs
t
p
a
rt
s
a
r
e
B
a
t
c
h
-
m
o
de
-
he
u
ri
s
t
i
c
-
s
c
h
e
d
u
l
i
ng
-
a
l
go
ri
t
hm
s
w
h
i
c
h
c
o
ns
i
s
t
s
o
f
s
e
v
e
r
a
l
a
l
go
ri
t
hm
s
s
uc
h
a
s
r
o
u
nd
r
o
b
i
n
a
l
go
ri
t
hm
,
ra
ndo
m
i
z
e
d
,
m
a
x
-
m
i
n
s
c
h
e
du
l
i
ng
a
l
go
ri
t
hm
m
i
n
–
m
i
n
a
l
go
ri
t
hm
,
s
h
o
rt
e
s
t
j
o
b
f
i
r
s
t
a
l
go
ri
t
hm
,
a
nd
o
t
h
e
rs
a
nd
o
nl
i
n
e
-
m
o
de
-
h
e
u
ri
s
t
i
c
-
a
l
go
ri
t
hm
s
i
n
t
he
s
e
c
o
n
d
p
a
rt
t
ha
t
m
e
a
n
w
h
e
n
a
t
a
s
k
i
s
a
rri
v
e
d
d
i
r
e
c
t
l
y
m
a
ppe
d
o
nt
o
a
h
o
s
t
s
o
t
hi
s
t
e
c
hni
q
ue
i
s
m
o
r
e
a
p
p
r
o
p
ri
a
t
e
b
e
c
a
us
e
t
he
h
e
t
e
r
o
ge
n
e
o
us
a
nd
s
pe
e
d
o
f
e
a
c
h
p
r
o
c
e
s
s
o
r
c
ha
nge
s
f
a
s
t
i
n
t
hi
s
e
n
v
i
r
o
nm
e
nt
.
T
h
e
a
p
p
r
o
p
ri
a
t
e
e
x
a
m
p
l
e
f
o
r
t
hi
s
p
a
rt
i
s
t
h
e
m
o
s
t
f
i
t
t
a
s
k
s
c
h
e
du
l
i
ng
[3
2]
.
a)
T
he
ro
u
n
d
ro
b
i
n
a
l
g
o
r
i
t
h
m
:
s
p
e
c
i
a
l
l
y
d
e
s
i
g
ne
d
f
o
r
t
i
m
e
-
s
h
a
r
i
n
g
s
y
s
t
e
m
s
.
T
he
l
o
a
d
i
s
d
i
s
t
r
i
b
u
t
e
d
e
q
u
a
l
l
y
t
o
a
l
l
re
s
o
u
rc
e
s
i
n
c
i
rc
u
l
a
r
o
r
d
e
r
.
R
u
n
a
s
l
i
d
e
f
u
nc
t
i
o
n
(
s
o
m
e
t
i
m
e
s
c
a
l
l
e
d
a
q
u
a
n
t
u
m
s
c
he
d
u
l
e
r
)
.
T
h
e
f
i
rs
t
o
p
e
ra
t
i
o
n
o
f
t
he
q
u
e
u
e
i
s
s
e
l
e
c
t
e
d
f
ro
m
t
he
C
P
U
s
c
he
d
u
l
e
r
a
n
d
t
he
n
s
e
t
s
t
he
t
i
m
e
r
t
o
C
u
t
o
f
f
a
f
t
e
r
q
u
a
n
t
u
m
o
ne
t
he
f
i
n
a
l
l
y
s
e
n
d
i
n
g
t
he
p
ro
c
e
s
s
.
D
o
t
h
i
s
re
p
e
a
t
e
d
l
y
u
n
t
i
l
t
he
j
o
b
s
a
re
c
o
m
p
l
e
t
e
d
.
I
f
t
he
j
o
b
d
o
e
s
no
t
f
u
l
f
i
l
l
i
n
a
s
i
n
g
l
e
c
u
s
t
o
m
q
u
a
n
t
i
t
y
,
re
v
e
r
t
t
o
t
he
q
u
e
u
e
a
nd
w
a
i
t
f
o
r
t
he
ne
x
t
ro
u
nd
.
T
h
e
J
o
b
s
a
re
p
e
rf
o
r
m
e
d
i
n
a
c
o
ns
e
c
u
t
i
v
e
c
y
c
l
e
,
a
n
d
a
ne
c
e
s
s
i
t
y
t
o
w
a
i
t
f
o
r
t
he
e
a
r
l
i
e
r
j
o
b
t
o
g
e
t
f
u
l
l
.
C
o
ns
e
q
u
e
n
t
l
y
,
t
h
e
re
i
s
no
f
a
m
i
ne
p
ro
b
l
e
m
[
3
3
]
.
b)
R
a
n
do
m
i
z
e
d
a
l
go
r
i
t
h
m
:
i
s
t
h
e
s
i
m
pl
e
s
t
a
l
go
ri
t
hm
a
v
a
i
l
a
b
l
e
t
ha
t
us
e
s
a
de
g
r
e
e
of
r
a
n
do
m
n
e
s
s
a
s
pa
r
t
o
f
i
t
s
l
o
gi
c
?
T
w
o
a
dv
a
n
t
a
ge
s
o
f
r
a
ndo
m
di
s
t
ri
b
ut
i
o
n
ha
v
e
s
i
m
pl
i
c
i
t
y
a
n
d
s
pe
e
d;
t
hi
s
e
ff
e
c
t
i
v
e
l
y
r
e
duc
e
s
t
h
e
c
o
m
pl
e
xi
t
y
of
t
h
e
a
c
c
o
un
t
.
T
h
e
a
l
go
r
i
t
hm
t
y
pi
c
a
l
l
y
us
e
s
a
ra
n
do
m
b
i
t
u
ni
f
o
r
m
l
y
a
s
a
h
e
l
pe
r
i
nput
t
o
di
r
e
c
t
i
t
s
b
e
h
a
v
i
o
r
.
T
h
e
pe
r
f
o
r
m
a
n
c
e
of
t
h
e
a
l
go
ri
t
hm
w
i
l
l
b
e
a
ra
n
do
m
v
a
ri
a
b
l
e
de
f
i
n
e
d
by
r
a
n
do
m
b
i
t
s
,
t
h
us
e
i
t
h
e
r
t
i
m
e
m
a
n
a
ge
m
e
nt
,
o
r
o
ut
put
(o
r
b
o
t
h
)
ra
n
do
m
v
a
ri
a
b
l
e
s
.
c)
M
a
x
-
m
i
n
s
c
h
e
du
l
i
n
g
a
l
go
r
i
t
h
m
:
i
t
c
h
o
o
s
e
s
b
i
g
t
a
s
ks
t
o
b
e
i
m
p
l
e
m
e
nt
e
d
f
i
r
s
t
.
H
e
r
e
,
w
e
a
r
e
gi
v
e
n
t
h
e
gr
e
a
t
e
r
p
ri
o
ri
t
y
t
a
s
ks
o
n
t
h
e
s
m
a
l
l
e
r
t
a
s
k
s
,
i
f
w
e
h
a
v
e
o
n
e
l
on
g
j
o
b
,
M
a
x
-
M
i
n
c
a
n
pe
r
f
o
r
m
s
e
v
e
r
a
l
s
h
o
r
t
t
a
s
ks
s
i
m
ul
t
a
n
e
o
us
l
y
w
h
i
l
e
I
m
pl
e
m
e
n
t
a
t
i
o
n
a
l
a
rge
o
n
e
.
Co
nt
i
n
ue
t
o
w
o
r
k
i
n
de
s
c
e
n
di
n
g
o
r
de
r
.
W
h
i
c
h
a
ga
i
n
r
e
pe
a
t
s
t
hi
s
p
r
o
c
e
dur
e
f
o
r
a
l
l
a
v
a
i
l
a
b
l
e
f
un
c
t
i
o
n
s
[
3
4
-
3
6
].
d)
M
i
n
-
m
i
n
a
l
g
o
ri
t
h
m
:
t
hi
s
a
l
g
o
ri
t
h
m
d
e
t
e
rm
i
ne
s
t
he
l
e
s
s
e
x
pe
c
t
e
d
t
i
m
e
o
f
t
a
s
k
s
t
o
b
e
e
x
e
c
u
t
e
d
.
T
hi
s
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o
m
pr
e
h
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n
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v
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xa
m
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n
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t
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t
h
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l
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t
hm
s
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n
d
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l
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o
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h
e
pr
o
s
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o
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s
o
f
t
h
e
s
e
a
l
go
r
i
t
h
m
s
.
R
EF
ER
EN
C
ES
[
1]
I
s
a
,
A.
W.
M
,
e
t
a
l
.
,
“
C
l
o
ud
c
o
m
put
i
ng
a
do
pt
i
o
n
r
e
f
e
r
e
nc
e
m
o
de
l
,
”
I
ndone
s
i
an
J
o
ur
n
al
of
E
l
e
c
t
r
i
c
al
E
ng
i
ne
e
r
i
ng
and
C
om
pu
t
e
r
S
c
i
e
nc
e
,
v
o
l
.
1
6,
n
o
.
1
,
p
p.
39
5
-
400
,
O
c
t
o
be
r
2
019
.
[
2]
O
l
a
n
r
e
w
a
j
u
,
R
.
F
.
,
I
s
l
a
m
,
T
.
,
K
ha
l
i
f
a
,
O
.
O
.
,
&
F
a
j
i
ng
be
s
i
,
F
.
E
.
,
“
D
a
t
a
i
n
T
r
a
ns
i
t
V
a
l
i
d
a
t
i
o
n
f
o
r
C
l
o
ud
C
o
m
put
i
ng
U
s
i
ng
C
l
o
ud
-
B
a
s
e
d
A
l
g
o
r
i
t
hm
D
e
t
e
c
t
i
o
n
o
f
I
nj
e
c
t
e
d
O
bj
e
c
t
s
,”
I
nd
one
s
i
an
J
our
nal
o
f
E
l
e
c
t
r
i
c
a
l
E
ng
i
ne
e
r
i
ng
and
C
om
put
e
r
Sc
i
e
nc
e
,
v
o
l
.
10
,
no
.
1
,
pp
.
348
-
35
3
,
20
18
.
[
3]
Q
i
a
n
,
L
.
,
L
uo
,
Z
.
,
D
u
,
Y
.
,
&
G
uo
,
L
.
,
“
C
l
o
ud
c
o
m
put
i
ng
:
A
n
ove
r
v
i
e
w
,”
I
n
I
E
E
E
I
n
t
e
r
na
t
i
ona
l
C
on
f
e
r
e
nc
e
on
C
l
oud
C
om
p
ut
i
ng
,
pp
.
626
-
631
,
200
9.
[
4]
ht
t
ps
:
/
/
w
w
w
.
s
t
at
i
s
t
a
.
c
om
/
s
t
a
t
i
s
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c
s
/
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1128
3/
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l
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de
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-
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om
pu
t
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n
g
-
r
i
s
k
s
/
a
c
c
e
s
s
e
d
a
t
24
/
5
/
201
9.
[
5]
C
ha
ng
,
R
u
a
y
-
S
hi
ung
,
C
hi
h
-
Y
ua
n
L
i
n
,
a
nd
C
hun
-
F
u
L
i
n
,
“
A
n
a
da
pt
i
v
e
s
c
o
r
i
ng
j
o
b
s
c
he
dul
i
ng
a
l
g
o
r
i
t
hm
f
o
r
g
r
i
d
c
om
put
i
ng
,”
I
n
f
or
m
a
t
i
on
Sc
i
e
nc
e
s
,
v
o
l
.
207
,
pp.
79
-
89
,
20
12
.
[
6]
Z
h
o
u
,
Y
.
,
&
H
u
a
n
g
,
X
.
,
“
S
c
h
e
d
u
l
i
n
g
w
o
r
k
f
l
o
w
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n
c
l
o
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d
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o
m
p
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t
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n
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b
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s
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d
o
n
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n
t
c
o
l
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ny
o
p
t
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m
i
z
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t
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o
n
a
l
g
o
r
i
t
h
m
,”
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n
B
u
s
i
n
e
s
s
I
n
t
e
l
l
i
g
e
n
c
e
a
n
d
F
i
n
a
n
c
i
a
l
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n
g
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n
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e
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g
(
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F
E
)
,
2
0
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3
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i
x
t
h
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n
t
e
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n
a
t
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o
n
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l
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c
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o
n
I
E
E
E
,
p
p
.
5
7
-
6
1
,
2
0
1
3
.
[
7]
C
ho
udha
r
y
,
A
.
,
G
upt
a
,
I
.
,
S
i
ng
h
,
V
.
&
J
a
na
,
P
.
K
.
,
“
A
G
S
A
ba
s
e
d
hy
br
i
d
a
l
g
o
r
i
t
hm
f
o
r
bi
-
o
bj
e
c
t
i
v
e
w
o
r
kf
l
o
w
s
c
he
dul
i
ng
i
n
c
l
o
ud
c
o
m
put
i
ng
,”
F
ut
u
r
e
G
e
ne
r
at
i
on
C
om
pu
t
e
r
Sy
s
t
e
m
s
,
v
o
l
.
83,
p
p.
14
-
26
,
201
8.
[
8]
G
i
be
t
T
a
n
i
H
i
c
ha
m
,
E
l
A
m
r
a
ni
C
ha
ke
r
,
“
O
pt
i
m
i
z
a
t
i
o
n
o
f
T
a
s
k
S
c
he
dul
i
ng
A
l
go
r
i
t
hm
s
f
o
r
C
l
o
ud
C
o
m
put
i
ng
:
A
R
e
v
i
e
w
,
”
SC
A
M
S
-
SH
'
1
7
,
O
c
t
o
be
r
201
7
.
[
9]
A
t
ho
k
p
a
m
B
i
k
r
a
m
j
i
t
S
i
ng
h
,
S
a
t
hy
e
n
dr
a
B
ha
t
J
.
,
R
a
g
e
s
h
R
a
j
u
,
R
i
o
D
’
S
o
uz
a
,
“
A
C
o
m
pa
r
a
t
i
v
e
S
t
u
dy
o
f
V
a
r
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o
u
s
S
c
h
e
d
u
l
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ng
A
l
g
o
r
i
t
hm
s
i
n
C
l
o
u
d
C
o
m
p
u
t
i
ng
,
”
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m
e
r
i
c
a
n
J
o
u
r
n
a
l
o
f
I
n
t
e
l
l
i
ge
n
t
S
y
s
t
e
m
s
,
v
o
l
.
7
, n
o
.
3
,
p
p
.
6
8
-
72
,
2
01
7
.
[
10]
S
.
L
a
ks
hm
a
na
n
,
“
A
S
ur
v
e
y
o
n
H
e
t
e
r
o
g
e
ne
o
us
R
e
s
o
ur
c
e
S
c
he
du
l
i
ng
A
l
go
r
i
t
hm
i
n
C
l
o
ud
C
o
m
put
i
ng
,
”
I
J
SR
SE
T
,
v
o
l
.
3,
no
.
8,
p
p.
96
2
-
966
,
2
017
.
[
11]
S
ha
m
e
e
r
A
.
P
.
,
“
S
t
udy
o
n
D
i
f
f
e
r
e
nt
S
c
he
dul
i
ng
A
l
g
o
r
i
t
hm
f
o
r
C
l
o
ud
C
o
m
put
i
ng
,
”
I
n
t
e
r
na
t
i
o
nal
J
o
ur
na
l
of
A
dv
an
c
e
d
R
e
s
e
ar
c
h
i
n
C
om
pu
t
e
r
S
c
i
e
nc
e
a
n
d
So
f
t
w
ar
e
E
ng
i
ne
e
r
i
n
g
,
v
o
l
um
e
6,
i
s
s
ue
5,
M
a
y
2016
.
[
12]
M
.
M
a
s
d
a
r
i
,
F
.
S
a
l
e
hi
,
M
.
J
a
l
a
l
i
,
a
n
d
M
.
B
i
da
k
i
,
“
A
S
ur
v
e
y
of
P
S
O
-
B
a
s
e
d
S
c
he
d
ul
i
ng
A
l
g
o
r
i
t
hm
s
i
n
C
l
o
ud
C
o
m
put
i
ng
,
”
J
.
N
e
t
w
.
Sy
s
t
.
M
anag
.
,
v
o
l
.
25
,
no
.
1
,
pp
.
122
–
158
,
J
a
n
.
2016
.
[
13]
M
a
r
i
a
A
.
R
o
dr
i
g
ue
z
a
nd
R
a
j
k
um
a
r
B
uy
y
a
,
A
T
a
xo
no
m
y
a
nd
S
ur
v
e
y
o
n
S
c
he
dul
i
ng
A
l
g
o
r
i
t
hm
s
f
o
r
S
c
i
e
n
t
i
f
i
c
W
o
r
kf
l
o
w
s
i
n
I
a
a
S
C
l
o
ud
C
o
m
put
i
ng
E
nv
i
r
o
nm
e
nt
s
,
C
onc
ur
r
e
n
c
y
an
d
C
om
p
ut
a
t
i
on
:
P
r
ac
t
i
c
e
an
d
E
x
pe
r
i
e
nc
e
(
C
C
P
E
)
,
v
o
l
um
e
29
,
n
o
.
8
,
pp
.
1
-
23,
I
S
S
N
:
1532
-
0626
,
W
i
l
e
y
P
r
e
s
s
,
N
e
w
Y
o
r
k
,
U
S
A
,
A
pr
i
l
2
5,
20
17
[
14]
K
a
m
a
l
p
r
e
e
t
K
a
u
r
,
K
a
nw
a
l
v
i
r
S
i
ng
h
D
hi
n
ds
a
,
“
C
o
m
pa
r
a
t
i
v
e
S
t
udy
o
f
T
oo
l
s
a
nd
S
c
he
du
l
i
ng
A
l
g
o
r
i
t
hm
s
o
f
C
l
o
ud
C
o
m
put
i
ng
,
”
I
nt
e
r
na
t
i
ona
l
C
on
f
e
r
e
nc
e
on
C
om
m
un
i
c
a
t
i
on
,
I
nf
o
r
m
a
t
i
o
n
a
nd
C
o
m
put
i
ng
T
e
c
hno
l
o
gy
,
2015
.
[
15]
S
i
m
s
y
X
a
v
i
e
r
,
S
.
P
.
J
e
no
L
ov
e
s
um
,
“
A
S
ur
v
e
y
of
V
a
r
i
o
us
W
o
r
kf
l
o
w
S
c
he
dul
i
ng
A
l
go
r
i
t
hm
s
i
n
C
l
o
ud
E
nv
i
r
o
nm
e
nt
,
”
I
nt
e
r
n
at
i
on
al
J
o
ur
n
al
o
f
S
c
i
e
n
t
i
f
i
c
and
R
e
s
e
ar
c
h
P
ubl
i
c
a
t
i
ons
,
v
o
l
.
3,
no
.
2,
20
13.
[
16]
P
r
i
y
a
R
.
L
o
dha
a
nd
A
v
i
na
s
h
P
.
W
a
dh
e
,
“
S
t
u
dy
of
D
i
f
f
e
r
e
nt
T
y
p
e
s
o
f
W
o
r
kf
l
o
w
S
c
he
dul
i
ng
A
l
go
r
i
t
hm
i
n
C
l
o
ud
C
o
m
put
i
ng
,”
I
J
A
R
C
SE
E
,
v
ol
.
2
,
no
.
4
,
A
pr
i
l
2
013
.
[
17]
K
a
l
ka
D
ube
y
,
M
o
hi
t
K
um
a
r
,
S
.
C
.
S
h
a
r
m
a
,
“
M
o
di
f
i
e
d
H
E
F
T
A
l
go
r
i
t
hm
f
o
r
T
a
s
k
S
c
he
du
l
i
ng
i
n
C
l
o
ud
E
nv
i
r
o
nm
e
nt
,
”
P
r
oc
e
di
a
C
om
p
ut
e
r
Sc
i
e
nc
e
,
v
o
l
.
12
5,
pp
.
725
-
73
2,
201
8
.
[
18]
U
r
s
a
S
a
y
e
e
d,
A
r
s
ha
d
S
ha
r
e
e
f
,
T
S
u
ni
l
,
“
A
n
O
pt
i
m
a
l
T
a
s
k
S
c
he
du
l
i
ng
S
t
r
a
t
e
g
y
i
n
C
l
o
ud
C
o
m
put
i
ng
E
nv
i
r
o
nm
e
nt
U
t
i
l
i
z
i
ng
F
F
A
-
P
S
O
A
l
go
r
i
t
hm
s
,
”
I
nt
e
r
n
a
t
i
o
na
l
J
o
ur
n
al
o
f
A
dv
an
c
e
R
e
s
e
ar
c
h
i
n
Sc
i
e
nc
e
&
E
ngi
ne
e
r
i
ng
,
2
017
.
[
19]
J
.
K
o
k
K
o
nj
a
a
ng
,
F
a
hr
ul
H
a
ki
m
A
y
o
b,
A
bdul
l
a
h
M
uha
m
m
e
d
,
“
A
n
O
pt
i
m
i
z
e
d
M
a
x
-
M
i
n
S
c
he
d
ul
i
ng
A
l
go
r
i
t
hm
i
n
C
l
o
ud
C
o
m
put
i
ng
,
”
J
o
ur
n
al
o
f
T
he
or
e
t
i
c
al
a
nd
A
pp
l
i
e
d
I
n
f
or
m
at
i
on
T
e
c
hno
l
og
y
,
v
o
l
.
95,
no
.
9
,
2017
.
[
20]
M
e
h
di
S
o
o
kha
k,
A
bdul
l
a
h
G
a
n
i
,
M
uh
a
m
m
a
d
K
hu
r
r
a
m
K
ha
n
,
R
a
j
k
um
a
r
B
uy
y
a
,
“
D
y
na
m
i
c
r
e
m
o
t
e
da
t
a
a
ud
i
t
i
ng
f
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39]
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