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18 Jun 0

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wpbabakskr

Adaptive, adaptive TT, Adaptivity, algorithm, AM, Application model, automotive, automotive functions, CM, Collision, communication, complex integrated systems, computer science, Connectivity, Constants, Constraints, Context model, Cores, CPLEX, critical events, debug, Decision Variables, dependability, DVFS, DVS, Embedded Real-Time Systems, embedded systems, energy consumption, energy saving, energy-aware, energy-efficiency, energy-savings, Evaluation, event, execution time, fault events, flexibility, frequency scaling, Functions, Gannt mapping, global optimum, Graph mapping, heuristics, Hop, IBM, Linearizing, mathematical programming, MeS, Message Deadlines, Message Duration, MeSViz, Meta-Scheduler, meta-schedules, meta-scheduling, MIQP, mixed-criticality, Mixed-Integer Quadratic Programming, mobile phones, motivation, MPSoC, multi-core architectures, multi-processor, multi-scenario, neighborhood search, NoC, NoCs, nodes, NP-hard, objective function, optimization, optimizer, optimizing, Outputs, Path, Physical model, platforms, PM, problem-solving, quadratic, quasi-static, quasi-static scheduling, real-time, Real-time Systems, SAFEPOWER, safety-critical, safety-critical systems, safety-criticality, SBMeS, scenario-based, scheduling, slack, Slow Down Factors, SM, Task Procrastination, Tasks, time-triggered, Time-Triggered Embedded Systems, tree-based graph, TT, TT systems, visualization, visualizing, WCET, XML

18 Jun 0

Figure 1. Conceptual difference [23]

Figure 2. Current and future trend in an embedded system [23] ….

Figure 3. Kalray’s MPPA network-on-chip (The MPPA2®−256 Bostan2 processor [52])

Figure 4. Simplified design flow and meta-scheduler (MeS) integration in SAFEPOWER [3]Figure 5. A search tree for time slot [17]

Figure 6. Conceptual physical model (PM)

Figure 7. General physical model (PM) schema

Figure 8. General application model (AM) schema

Figure 9. General context model (CM) schema

Figure 10. Meta-scheduler (MeS) data structure schema model

Figure 11. The basic model of meta-scheduling (MeS)

Figure 12. Conceptual AM

Figure 13. Quadratization technique via hops .

Figure 14.The effect of TSDF on tasks et(t) and core fault

Figure 15. Three-step scheduling for finding optimum solutions

Figure 16. a. Stack slack (SS) and b. Dynamic slack (DS) sample 1

Figure 17. Usage of dynamic slack (DS) to reduce makespan

Figure 18. Usage of SDF regarding dynamic slack (DS)

Figure 19. Usage of scenario-based meta-scheduling (SBMeS) on system-level design for SAFEPOWER multi-processor system-on-a-chip (MPSoC) [3]

Figure 20. Depth-first algorithm establishing schedule backwards with tabu-set for re-convergence (FAESB-TSR)

Figure 21. Conceptual of the meta-scheduler (MeS) tool

Figure 22. Scenario-based meta-scheduling (SBMeS) general model

Figure 23. States of 3 events and their effect of each SM

Figure 24. Events’ effects in task scheduling

Figure 25. Schedule Gantt map

Figure 26. Schedule tree include all data

Figure 27. Meta-visualization of an event

Figure 28. Events state in s schedule tree

Figure 29. Schedules share points regarding task changes and Figure 28

Figure 30. Decoding schedules from delta tree (DT)

Figure 31. Delta tree (DT) data model

Figure 32. Schema technique for standard data structure modelling

Figure 33. Overview of scheduling models

Figure 34. The simple architecture of meta-scheduling (MeS)

Figure 35. Standardized input XML sample

Figure 36. Example a textual data with three nodes

Figure 37. Static slack (SS) schedule model (SM) generated by meta-scheduling visualization tool (MeSViz)

Figure 38. Schedule tree with 94 schedules (created via meta-scheduling visualization tool (MeSViz) and GVEdit)

Figure 39. Gantt map of schedule ID 44

Figure 40. Incorrect results and information found in the complex schedule

Figure 41. Meta-schedule Gantt map generated from meta-scheduling (MeS) class

Figure 42. Schedule SM0 with static slack (SS)

Figure 43. Schedule SM1 with dynamic slack (DS)

Figure 44. Comparing two schedules SM0 (Figure 42) and SM1 (Figure 43) after slack

Figure 45. Graph output of node dependency

Figure 46. Few changes from ID2 to ID3

Figure 47. Minimum changes from SM37 to SM38 regarding T3 slack

Figure 48. Meta-visualization for Example 3 (schedules SM3 & SM4)

Figure 49. Comparison of three different scenarios for memory saving with delta scheduling technique (DTS)

Figure 50. The physical model (PM) of case study

Figure 51. The application model (AM) of case study

Figure 52. The application model (AM) of the case study [6]

Figure 53. The physical model (PM) of the case study 7.3.2

Figure 54. Energy consumption results for cores and routers FECsm ,FERsm , FEC,avg,dyn ,FER,avg,dyn

Figure 55. FEsm schedule models( SMs) results and average FEavg,dyn

Figure 56. Total energy reduction results for coresReFEC(SM) and routers ReFER(SM) and averageFEC,avg,dyn, FER,avg,dyn

Figure 57.Total FE reduction results for schedules ReEsm and average ReFE

Figure 58. The application model (AM) of the case study

Figure 59. The physical model (PM) of the case study

Figure 60. FECsm,FERsm results for cores and routers and average FEC,avg,dyn, FER,avg,dyn

Figure 61. FE(sm) results and average FEavg,dyn

Figure 62. FE results for cores ReFEC(SM) and routers ReFER(SM) compare to SM0 and average FEC,avg,dyn, FER,avg,dyn

Figure 63. Total ReFE(sm) in each schedule compare to SM0 and average FEavg,dyn

Figure 64. The physical model (PM) of the case study

Figure 65. The application model (AM) of case study

Figure 66. All nodes in a sample schedules tree

Figure 67. Real nodes in a sample schedules tree

Figure 68. Combination dynamic slack (DS) and core fault results in SM101 which generated by meta-scheduling visualization tool (MeSViz)

Figure 69. The total number of generated schedules Nsm for each scenario

Figure 70.Time of computation for scenarios

Figure 71. FE results for each scenario SSMx

Figure 72. Total ReFE(SMM) (percentage) results for each scenario of comparing dynamic schedules with a static schedule SMx

wpbabakskr

Adaptive, adaptive TT, Adaptivity, algorithm, AM, Application model, automotive, automotive functions, CM, Collision, communication, complex integrated systems, computer science, Connectivity, Constants, Constraints, Context model, Cores, CPLEX, critical events, debug, Decision Variables, dependability, DVFS, DVS, Embedded Real-Time Systems, embedded systems, energy consumption, energy saving, energy-aware, energy-efficiency, energy-savings, Evaluation, event, execution time, fault events, flexibility, frequency scaling, Functions, Gannt mapping, global optimum, Graph mapping, heuristics, Hop, IBM, Linearizing, mathematical programming, MeS, Message Deadlines, Message Duration, MeSViz, Meta-Scheduler, meta-schedules, meta-scheduling, MIQP, mixed-criticality, Mixed-Integer Quadratic Programming, mobile phones, motivation, MPSoC, multi-core architectures, multi-processor, multi-scenario, neighborhood search, NoC, NoCs, nodes, NP-hard, objective function, optimization, optimizer, optimizing, Outputs, Path, Physical model, platforms, PM, problem-solving, quadratic, quasi-static, real-time, Real-time Systems, SAFEPOWER, safety-critical, safety-critical systems, safety-criticality, SBMeS, scenario-based, scheduling, slack, Slow Down Factors, SM, Task Procrastination, Tasks, time-triggered, Time-Triggered Embedded Systems, tree-based graph, TT, TT systems, visualization, visualizing, WCET, XML, , quasi-static scheduling

18 Jun 0

Table 1. An overview of related works compared to scenario-based meta-scheduling (SBMeS)

Table 2. Overview of existing real-time scheduling tools [7]

Table 3. Overview of input table [90]

Table 4. Sample data calculated for Figure 14

Table 5. Sample raw input data before forming in XML format

Table 6. Difference between the designed scenarios

Table 7. Results of dynamic slack (DS) schedules

Table 8. Memory consumption and saving via delta scheduling technique (DST)

Table 9. Sample results of Example 2

Table 10. Results of delta scheduling technique (DST) memory saving for Example 2

Table 11. Sample results for Example 3

Table 12. Results of delta scheduling technique (DST) memory saving for Example 3

Table 13. Meta-scheduling (MeS) input constant

Table 14. Results of delta scheduling technique (DST) memory saving

Table 15. Some collected results for model example

Table 16. Energy results for example

Table 17. Meta-scheduling (MeS) input constant devices [13]

Table 18. Energy results for Example 7.3.2

Table 19. General results for a model example

Table 20. Results of delta scheduling technique (DST) memory saving

Table 21. Meta-scheduling (MeS) input constant

Table 22. General results of for the example model

Table 23. Results of delta scheduling technique (DST) memory saving

Table 24. The context model (CM) for application model (AM) and physical model (PM) scenarios

Table 25. Meta-scheduling (MeS) input constant

Table 26. Output results

Table 27. Redundancy path routing effect

wpbabakskr

Adaptive, adaptive TT, Adaptivity, algorithm, AM, Application model, automotive, automotive functions, CM, Collision, communication, complex integrated systems, computer science, Connectivity, Constants, Constraints, Context model, Cores, CPLEX, critical events, debug, Decision Variables, dependability, DVFS, DVS, Embedded Real-Time Systems, embedded systems, energy consumption, energy saving, energy-aware, energy-efficiency, energy-savings, Evaluation, event, execution time, fault events, flexibility, frequency scaling, Functions, Gannt mapping, global optimum, Graph mapping, heuristics, Hop, IBM, Linearizing, mathematical programming, MeS, Message Deadlines, Message Duration, MeSViz, Meta-Scheduler, meta-schedules, meta-scheduling, MIQP, mixed-criticality, Mixed-Integer Quadratic Programming, mobile phones, motivation, MPSoC, multi-core architectures, multi-processor, multi-scenario, neighborhood search, NoC, NoCs, nodes, NP-hard, objective function, optimization, optimizer, optimizing, Outputs, Path, Physical model, platforms, PM, problem-solving, quadratic, quasi-static, real-time, Real-time Systems, SAFEPOWER, safety-critical, safety-critical systems, safety-criticality, SBMeS, scenario-based, scheduling, slack, Slow Down Factors, SM, Task Procrastination, Tasks, time-triggered, Time-Triggered Embedded Systems, tree-based graph, TT, TT systems, visualization, visualizing, WCET, XML, , quasi-static scheduling

18 Jun 0

Algorithm 1. Main function algorithm

Algorithm 2. Fault recovery and scheduling technique

Algorithm 3. DTS discover and calculating changes for messages (a) and tasks (b) ….. 83

Algorithm 4. XML parser

Algorithm 5. Slope Evaluation 1

Algorithm 6. Slope Evaluation 2

wpbabakskr

Adaptive, adaptive TT, Adaptivity, algorithm, AM, Application model, automotive, automotive functions, CM, Collision, communication, complex integrated systems, computer science, Connectivity, Constants, Constraints, Context model, Cores, CPLEX, critical events, debug, Decision Variables, dependability, DVFS, DVS, Embedded Real-Time Systems, embedded systems, energy consumption, energy saving, energy-aware, energy-efficiency, energy-savings, Evaluation, event, execution time, fault events, flexibility, frequency scaling, Functions, Gannt mapping, global optimum, Graph mapping, heuristics, Hop, IBM, Linearizing, mathematical programming, MeS, Message Deadlines, Message Duration, MeSViz, Meta-Scheduler, meta-schedules, meta-scheduling, MIQP, mixed-criticality, Mixed-Integer Quadratic Programming, mobile phones, motivation, MPSoC, multi-core architectures, multi-processor, multi-scenario, neighborhood search, NoC, NoCs, nodes, NP-hard, objective function, optimization, optimizer, optimizing, Outputs, Path, Physical model, platforms, PM, problem-solving, quadratic, quasi-static, real-time, Real-time Systems, SAFEPOWER, safety-critical, safety-critical systems, safety-criticality, SBMeS, scenario-based, scheduling, slack, Slow Down Factors, SM, Task Procrastination, Tasks, time-triggered, Time-Triggered Embedded Systems, tree-based graph, TT, TT systems, visualization, visualizing, WCET, XML, , quasi-static scheduling

18 Jun 0

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