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Björn Brandenburg
prosa
Commits
fedef925
Commit
fedef925
authored
Mar 11, 2020
by
Sergey Bozhko
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Delete duplications of search space
parent
aae570d0
Pipeline
#25832
passed with stages
in 24 minutes and 52 seconds
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12
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12 changed files
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27 additions
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51 deletions
+27
51
results/edf/rta/bounded_nps.v
results/edf/rta/bounded_nps.v
+6
8
results/edf/rta/bounded_pi.v
results/edf/rta/bounded_pi.v
+1
1
results/edf/rta/floating_nonpreemptive.v
results/edf/rta/floating_nonpreemptive.v
+2
8
results/edf/rta/fully_nonpreemptive.v
results/edf/rta/fully_nonpreemptive.v
+1
7
results/edf/rta/fully_preemptive.v
results/edf/rta/fully_preemptive.v
+6
10
results/edf/rta/limited_preemptive.v
results/edf/rta/limited_preemptive.v
+2
8
results/fixed_priority/rta/bounded_nps.v
results/fixed_priority/rta/bounded_nps.v
+1
1
results/fixed_priority/rta/bounded_pi.v
results/fixed_priority/rta/bounded_pi.v
+1
1
results/fixed_priority/rta/floating_nonpreemptive.v
results/fixed_priority/rta/floating_nonpreemptive.v
+2
2
results/fixed_priority/rta/fully_nonpreemptive.v
results/fixed_priority/rta/fully_nonpreemptive.v
+2
2
results/fixed_priority/rta/fully_preemptive.v
results/fixed_priority/rta/fully_preemptive.v
+1
1
results/fixed_priority/rta/limited_preemptive.v
results/fixed_priority/rta/limited_preemptive.v
+2
2
No files found.
results/edf/rta/bounded_nps.v
View file @
fedef925
...
...
@@ 139,7 +139,8 @@ Section RTAforEDFwithBoundedNonpreemptiveSegmentsWithArrivalCurves.
Let
bound_on_total_hep_workload_changes_at
:
=
bound_on_total_hep_workload_changes_at
ts
tsk
.
Let
response_time_bounded_by
:
=
task_response_time_bound
arr_seq
sched
.
Let
is_in_search_space
:
=
is_in_search_space
ts
tsk
.
(** We also define a bound for the priority inversion caused by jobs with lower priority. *)
Definition
blocking_bound
:
=
\
max_
(
tsk_o
<
ts

(
tsk_o
!=
tsk
)
&&
(
D
tsk
<
D
tsk_o
))
...
...
@@ 257,16 +258,13 @@ Section RTAforEDFwithBoundedNonpreemptiveSegmentsWithArrivalCurves.
Hypothesis
H_L_positive
:
L
>
0
.
Hypothesis
H_fixed_point
:
L
=
total_rbf
L
.
(** To reduce the time complexity of the analysis, recall the notion of search space. *)
Let
is_in_search_space
A
:
=
(
A
<
L
)
&&
(
task_rbf_changes_at
A

bound_on_total_hep_workload_changes_at
A
).
(** Consider any value R, and assume that for any given arrival offset A in the search space,
there is a solution of the responsetime bound recurrence which is bounded by R. *)
(** Consider any value [R], and assume that for any given arrival
offset [A] in the search space, there is a solution of the
responsetime bound recurrence which is bounded by [R]. *)
Variable
R
:
duration
.
Hypothesis
H_R_is_maximum
:
forall
(
A
:
duration
),
is_in_search_space
A
>
is_in_search_space
L
A
>
exists
(
F
:
duration
),
A
+
F
=
blocking_bound
+
(
task_rbf
(
A
+
ε
)

(
task_cost
tsk

task_run_to_completion_threshold
tsk
))
...
...
results/edf/rta/bounded_pi.v
View file @
fedef925
...
...
@@ 171,7 +171,7 @@ Section AbstractRTAforEDFwithArrivalCurves.
(** The final search space for EDF is a set of offsets that are less than [L]
and where [task_rbf] or [bound_on_total_hep_workload] changes. *)
Let
is_in_search_space
(
A
:
duration
)
:
=
Definition
is_in_search_space
(
A
:
duration
)
:
=
(
A
<
L
)
&&
(
task_rbf_changes_at
A

bound_on_total_hep_workload_changes_at
A
).
(** Let R be a value that upperbounds the solution of each responsetime recurrence,
...
...
results/edf/rta/floating_nonpreemptive.v
View file @
fedef925
...
...
@@ 123,13 +123,7 @@ Section RTAforModelWithFloatingNonpreemptiveRegionsWithArrivalCurves.
(** ** ResponseTime Bound *)
(** To reduce the time complexity of the analysis, recall the notion of search space. *)
Let
task_rbf_changes_at
A
:
=
task_rbf_changes_at
tsk
A
.
Let
bound_on_total_hep_workload_changes_at
:
=
bound_on_total_hep_workload_changes_at
ts
tsk
.
Let
is_in_search_space
(
A
:
duration
)
:
=
(
A
<
L
)
&&
(
task_rbf_changes_at
A

bound_on_total_hep_workload_changes_at
A
).
Let
is_in_search_space
:
=
is_in_search_space
ts
tsk
L
.
(** Consider any value R, and assume that for any given arrival offset A in the search space,
there is a solution of the responsetime bound recurrence which is bounded by R. *)
...
...
@@ 164,4 +158,4 @@ Section RTAforModelWithFloatingNonpreemptiveRegionsWithArrivalCurves.
}
Qed
.
End
RTAforModelWithFloatingNonpreemptiveRegionsWithArrivalCurves
.
\ No newline at end of file
End
RTAforModelWithFloatingNonpreemptiveRegionsWithArrivalCurves
.
results/edf/rta/fully_nonpreemptive.v
View file @
fedef925
...
...
@@ 114,13 +114,7 @@ Section RTAforFullyNonPreemptiveEDFModelwithArrivalCurves.
(** ** ResponseTime Bound *)
(** To reduce the time complexity of the analysis, recall the notion of search space. *)
Let
task_rbf_changes_at
A
:
=
task_rbf_changes_at
tsk
A
.
Let
bound_on_total_hep_workload_changes_at
:
=
bound_on_total_hep_workload_changes_at
ts
tsk
.
Let
is_in_search_space
A
:
=
(
A
<
L
)
&&
(
task_rbf_changes_at
A

bound_on_total_hep_workload_changes_at
A
).
Let
is_in_search_space
:
=
is_in_search_space
ts
tsk
L
.
(** Consider any value R, and assume that for any given arrival offset A in the search space,
there is a solution of the responsetime bound recurrence which is bounded by R. *)
...
...
results/edf/rta/fully_preemptive.v
View file @
fedef925
...
...
@@ 105,14 +105,8 @@ Section RTAforFullyPreemptiveEDFModelwithArrivalCurves.
(** ** ResponseTime Bound *)
(** To reduce the time complexity of the analysis, recall the notion of search space. *)
Let
task_rbf_changes_at
A
:
=
task_rbf_changes_at
tsk
A
.
Let
bound_on_total_hep_workload_changes_at
:
=
bound_on_total_hep_workload_changes_at
ts
tsk
.
Let
is_in_search_space
A
:
=
(
A
<
L
)
&&
(
task_rbf_changes_at
A

bound_on_total_hep_workload_changes_at
A
).
(** To reduce the time complexity of the analysis, recall the notion of search space. *)
Let
is_in_search_space
:
=
is_in_search_space
ts
tsk
L
.
(** Consider any value R, and assume that for any given arrival offset A in the search space,
there is a solution of the responsetime bound recurrence which is bounded by R. *)
...
...
@@ 124,8 +118,10 @@ Section RTAforFullyPreemptiveEDFModelwithArrivalCurves.
A
+
F
=
task_rbf
(
A
+
ε
)
+
bound_on_total_hep_workload
A
(
A
+
F
)
/\
F
<=
R
.
(** Now, we can leverage the results for the abstract model with bounded nonpreemptive segments
to establish a responsetime bound for the more concrete model of fully preemptive scheduling. *)
(** Now, we can leverage the results for the abstract model with
bounded nonpreemptive segments to establish a responsetime
bound for the more concrete model of fully preemptive
scheduling. *)
Let
response_time_bounded_by
:
=
task_response_time_bound
arr_seq
sched
.
...
...
results/edf/rta/limited_preemptive.v
View file @
fedef925
...
...
@@ 123,13 +123,7 @@ Section RTAforFixedPreemptionPointsModelwithArrivalCurves.
(** ** ResponseTime Bound *)
(** To reduce the time complexity of the analysis, recall the notion of search space. *)
Let
task_rbf_changes_at
A
:
=
task_rbf_changes_at
tsk
A
.
Let
bound_on_total_hep_workload_changes_at
:
=
bound_on_total_hep_workload_changes_at
ts
tsk
.
Let
is_in_search_space
A
:
=
(
A
<
L
)
&&
(
task_rbf_changes_at
A

bound_on_total_hep_workload_changes_at
A
).
Let
is_in_search_space
:
=
is_in_search_space
ts
tsk
L
.
(** Consider any value R, and assume that for any given arrival offset A in the search space,
there is a solution of the responsetime bound recurrence which is bounded by R. *)
...
...
@@ 180,4 +174,4 @@ Section RTAforFixedPreemptionPointsModelwithArrivalCurves.
}
Qed
.
End
RTAforFixedPreemptionPointsModelwithArrivalCurves
.
\ No newline at end of file
End
RTAforFixedPreemptionPointsModelwithArrivalCurves
.
results/fixed_priority/rta/bounded_nps.v
View file @
fedef925
...
...
@@ 218,7 +218,7 @@ Section RTAforFPwithBoundedNonpreemptiveSegmentsWithArrivalCurves.
Hypothesis
H_fixed_point
:
L
=
blocking_bound
+
total_hep_rbf
L
.
(** To reduce the time complexity of the analysis, recall the notion of search space. *)
Let
is_in_search_space
(
A
:
duration
)
:
=
(
A
<
L
)
&&
(
task_rbf
A
!=
task_rbf
(
A
+
ε
))
.
Let
is_in_search_space
:
=
is_in_search_space
tsk
L
.
(** Next, consider any value R, and assume that for any given arrival offset A from the search
space there is a solution of the responsetime bound recurrence that is bounded by R. *)
...
...
results/fixed_priority/rta/bounded_pi.v
View file @
fedef925
...
...
@@ 144,7 +144,7 @@ Section AbstractRTAforFPwithArrivalCurves.
(** To reduce the time complexity of the analysis, recall the notion of search space.
Intuitively, this corresponds to all "interesting" arrival offsets that the job under
analysis might have with regard to the beginning of its busywindow. *)
Let
is_in_search_space
A
:
=
(
A
<
L
)
&&
(
task_rbf
A
!=
task_rbf
(
A
+
ε
)).
Definition
is_in_search_space
A
:
=
(
A
<
L
)
&&
(
task_rbf
A
!=
task_rbf
(
A
+
ε
)).
(** Let R be a value that upperbounds the solution of each responsetime recurrence,
i.e., for any relative arrival time A in the search space, there exists a corresponding
...
...
results/fixed_priority/rta/floating_nonpreemptive.v
View file @
fedef925
...
...
@@ 126,7 +126,7 @@ Section RTAforFloatingModelwithArrivalCurves.
(** ** ResponseTime Bound *)
(** To reduce the time complexity of the analysis, recall the notion of search space. *)
Let
is_in_search_space
(
A
:
duration
)
:
=
(
A
<
L
)
&&
(
task_rbf
A
!=
task_rbf
(
A
+
ε
))
.
Let
is_in_search_space
:
=
is_in_search_space
tsk
L
.
(** Next, consider any value R, and assume that for any given
arrival A from search space there is a solution of the
...
...
@@ 159,4 +159,4 @@ Section RTAforFloatingModelwithArrivalCurves.
by
exists
F
;
rewrite
addn0
;
split
.
Qed
.
End
RTAforFloatingModelwithArrivalCurves
.
\ No newline at end of file
End
RTAforFloatingModelwithArrivalCurves
.
results/fixed_priority/rta/fully_nonpreemptive.v
View file @
fedef925
...
...
@@ 118,7 +118,7 @@ Section RTAforFullyNonPreemptiveFPModelwithArrivalCurves.
(** ** ResponseTime Bound *)
(** To reduce the time complexity of the analysis, recall the notion of search space. *)
Let
is_in_search_space
(
A
:
duration
)
:
=
(
A
<
L
)
&&
(
task_rbf
A
!=
task_rbf
(
A
+
ε
))
.
Let
is_in_search_space
:
=
is_in_search_space
tsk
L
.
(** Next, consider any value R, and assume that for any given arrival A from search space
there is a solution of the responsetime bound recurrence which is bounded by R. *)
...
...
@@ 156,4 +156,4 @@ Section RTAforFullyNonPreemptiveFPModelwithArrivalCurves.
all
:
eauto
2
with
basic_facts
.
Qed
.
End
RTAforFullyNonPreemptiveFPModelwithArrivalCurves
.
\ No newline at end of file
End
RTAforFullyNonPreemptiveFPModelwithArrivalCurves
.
results/fixed_priority/rta/fully_preemptive.v
View file @
fedef925
...
...
@@ 111,7 +111,7 @@ Section RTAforFullyPreemptiveFPModelwithArrivalCurves.
(** ** ResponseTime Bound *)
(** To reduce the time complexity of the analysis, recall the notion of search space. *)
Let
is_in_search_space
(
A
:
duration
)
:
=
(
A
<
L
)
&&
(
task_rbf
A
!=
task_rbf
(
A
+
ε
))
.
Let
is_in_search_space
:
=
is_in_search_space
tsk
L
.
(** Next, consider any value R, and assume that for any given
arrival A from search space there is a solution of the
...
...
results/fixed_priority/rta/limited_preemptive.v
View file @
fedef925
...
...
@@ 126,8 +126,8 @@ Section RTAforFixedPreemptionPointsModelwithArrivalCurves.
(** ** ResponseTime Bound *)
(** To reduce the time complexity of the analysis, recall the notion of search space. *)
Let
is_in_search_space
(
A
:
duration
)
:
=
(
A
<
L
)
&&
(
task_rbf
A
!=
task_rbf
(
A
+
ε
))
.
Let
is_in_search_space
:
=
is_in_search_space
tsk
L
.
(** Next, consider any value R, and assume that for any given arrival A from search space
there is a solution of the responsetime bound recurrence which is bounded by R. *)
Variable
R
:
nat
.
...
...
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