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nexedi
dream
Commits
ff856992
Commit
ff856992
authored
Dec 22, 2014
by
Georgios Dagkakis
Committed by
Jérome Perrin
Feb 04, 2015
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Failure to read in new formay
parent
1afae373
Changes
2
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2 changed files
with
12 additions
and
52 deletions
+12
-52
dream/simulation/Failure.py
dream/simulation/Failure.py
+4
-40
dream/simulation/LineGenerationJSON.py
dream/simulation/LineGenerationJSON.py
+8
-12
No files found.
dream/simulation/Failure.py
View file @
ff856992
...
@@ -34,58 +34,22 @@ from ObjectInterruption import ObjectInterruption
...
@@ -34,58 +34,22 @@ from ObjectInterruption import ObjectInterruption
class
Failure
(
ObjectInterruption
):
class
Failure
(
ObjectInterruption
):
def
__init__
(
self
,
id
=
''
,
name
=
''
,
victim
=
None
,
distribution
=
None
,
index
=
0
,
repairman
=
None
,
offshift
=
False
,
def
__init__
(
self
,
id
=
''
,
name
=
''
,
victim
=
None
,
distribution
=
{}
,
index
=
0
,
repairman
=
None
,
offshift
=
False
,
deteriorationType
=
'constant'
,
deteriorationType
=
'constant'
,
waitOnTie
=
False
,
**
kw
):
waitOnTie
=
False
,
**
kw
):
ObjectInterruption
.
__init__
(
self
,
id
,
name
,
victim
=
victim
)
ObjectInterruption
.
__init__
(
self
,
id
,
name
,
victim
=
victim
)
if
distribution
:
self
.
rngTTF
=
RandomNumberGenerator
(
self
,
distribution
.
get
(
'TTF'
,{
'Fixed'
:{
'mean'
:
100
}}))
self
.
distType
=
distribution
.
get
(
'distributionType'
,
'No'
)
# the distribution that the failure duration follows
self
.
rngTTR
=
RandomNumberGenerator
(
self
,
distribution
.
get
(
'TTR'
,{
'Fixed'
:{
'mean'
:
10
}}))
self
.
MTTF
=
distribution
.
get
(
'MTTF'
,
60
)
# the MTTF
self
.
MTTR
=
distribution
.
get
(
'MTTR'
,
5
)
# the MTTR
self
.
availability
=
distribution
.
get
(
'availability'
,
100
)
# the availability
else
:
self
.
distType
=
'No'
self
.
MTTF
=
60
self
.
MTTR
=
5
self
.
availability
=
100
self
.
name
=
"F"
+
str
(
index
)
self
.
name
=
"F"
+
str
(
index
)
self
.
repairman
=
repairman
# the resource that may be needed to fix the failure
self
.
repairman
=
repairman
# the resource that may be needed to fix the failure
# if now resource is needed this will be "None"
# if now resource is needed this will be "None"
self
.
type
=
"Failure"
self
.
type
=
"Failure"
# shows how the time to failure is measured
# shows how the time to failure is measured
# 'constant' means it counts not matter the state of the victim
# 'constant' means it counts not matter the state of the victim
# 'onShift' counts only if the victim is onShift
# 'onShift' counts only if the victim is onShift
# 'working' counts only working time
# 'working' counts only working time
self
.
deteriorationType
=
deteriorationType
self
.
deteriorationType
=
deteriorationType
if
(
self
.
distType
==
"Availability"
):
# --------------------------------------------------------------
# the following are used if we have availability defined
# (as in plant) the erlang is a special case of Gamma.
# To model the Mu and sigma (that is given in plant)
# as alpha and beta for gamma you should do the following:
# beta=(sigma^2)/Mu
# alpha=Mu/beta
# --------------------------------------------------------------
self
.
AvailabilityMTTF
=
self
.
MTTR
*
(
float
(
availability
)
/
100
)
/
(
1
-
(
float
(
availability
)
/
100
))
self
.
sigma
=
0.707106781185547
*
self
.
MTTR
self
.
theta
=
(
pow
(
self
.
sigma
,
2
))
/
float
(
self
.
MTTR
)
self
.
beta
=
self
.
theta
self
.
alpha
=
(
float
(
self
.
MTTR
)
/
self
.
theta
)
self
.
rngTTF
=
RandomNumberGenerator
(
self
,
"Exp"
)
self
.
rngTTF
.
avg
=
self
.
AvailabilityMTTF
self
.
rngTTR
=
RandomNumberGenerator
(
self
,
"Erlang"
)
self
.
rngTTR
.
alpha
=
self
.
alpha
self
.
rngTTR
.
beta
=
self
.
beta
else
:
# --------------------------------------------------------------
# if the distribution is fixed
# --------------------------------------------------------------
self
.
rngTTF
=
RandomNumberGenerator
(
self
,
self
.
distType
)
self
.
rngTTF
.
mean
=
self
.
MTTF
self
.
rngTTR
=
RandomNumberGenerator
(
self
,
self
.
distType
)
self
.
rngTTR
.
mean
=
self
.
MTTR
# flag used to identify if the time between failures should be counted while the victim is off-shift
# flag used to identify if the time between failures should be counted while the victim is off-shift
self
.
offshift
=
offshift
self
.
offshift
=
offshift
# flag to show if the failure will wait on tie with other events before interrupting the victim
# flag to show if the failure will wait on tie with other events before interrupting the victim
...
...
dream/simulation/LineGenerationJSON.py
View file @
ff856992
...
@@ -291,21 +291,17 @@ def createObjectInterruptions():
...
@@ -291,21 +291,17 @@ def createObjectInterruptions():
SM
=
ScheduledMaintenance
(
victim
=
victim
,
start
=
start
,
duration
=
duration
)
SM
=
ScheduledMaintenance
(
victim
=
victim
,
start
=
start
,
duration
=
duration
)
G
.
ObjectInterruptionList
.
append
(
SM
)
G
.
ObjectInterruptionList
.
append
(
SM
)
G
.
ScheduledMaintenanceList
.
append
(
SM
)
G
.
ScheduledMaintenanceList
.
append
(
SM
)
failure
=
element
.
get
(
'
failures
'
,
None
)
failure
=
element
.
get
(
'
interruptions'
,{}).
get
(
'failure
'
,
None
)
# if there are failures assigned
# if there are failures assigned
# initiate them
# initiate them
if
failure
:
if
failure
:
distributionType
=
failure
.
get
(
'distributionType'
,
'No'
)
victim
=
Globals
.
findObjectById
(
element
[
'id'
])
if
distributionType
==
'No'
:
deteriorationType
=
failure
.
get
(
'deteriorationType'
,
'constant'
)
pass
waitOnTie
=
failure
.
get
(
'waitOnTie'
,
False
)
else
:
F
=
Failure
(
victim
=
victim
,
distribution
=
failure
,
repairman
=
victim
.
repairman
,
deteriorationType
=
deteriorationType
,
victim
=
Globals
.
findObjectById
(
element
[
'id'
])
waitOnTie
=
waitOnTie
)
deteriorationType
=
failure
.
get
(
'deteriorationType'
,
'constant'
)
G
.
ObjectInterruptionList
.
append
(
F
)
waitOnTie
=
failure
.
get
(
'waitOnTie'
,
False
)
G
.
FailureList
.
append
(
F
)
F
=
Failure
(
victim
=
victim
,
distribution
=
failure
,
repairman
=
victim
.
repairman
,
deteriorationType
=
deteriorationType
,
waitOnTie
=
waitOnTie
)
G
.
ObjectInterruptionList
.
append
(
F
)
G
.
FailureList
.
append
(
F
)
# if there are periodic maintenances assigned
# if there are periodic maintenances assigned
# initiate them
# initiate them
periodicMaintenance
=
element
.
get
(
'periodicMaintenance'
,
None
)
periodicMaintenance
=
element
.
get
(
'periodicMaintenance'
,
None
)
...
...
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