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Monitoring and debugging distributed realtime programs

Paul S. Dodd, Chinya V. Ravishankar
1992 Software, Practice & Experience  
In this paper we describe the design and implementation of an integrated monitoring and debugging system for a distributed real-time computer system.  ...  The monitor is designed to support tasks such as debugging realtime applications, aiding real-time task scheduling, and measuring system performance.  ...  The work in this report is supported in part by the U.S. Office of Naval Research under Contract No. N00014-85-K-0122.  ... 
doi:10.1002/spe.4380221005 fatcat:on5qs7vtnbdv5nhb7zjk6mehba

A Concept of Portable Monitoring of Multithreaded Programs [chapter]

Bartosz Baliś, Marian Bubak, Włodzimierz Funika, Roland Wismüller
2002 Lecture Notes in Computer Science  
Multithreading is potentially a powerful way to achieve high performance in parallel programming. However, there are few tools that support multithreaded programs development.  ...  This paper presents an analysis which has led to a concept of building an autonomous monitoring system for multithreaded programs on top of which various tools can be based.  ...  consisting of a couple of processors with local, shared memory, like in cc-NUMA systems.  ... 
doi:10.1007/3-540-46080-2_93 fatcat:ohhtf6ejinbzxgui3efywuswyu

A Novel Approach to Client-Side Monitoring of Shared Infrastructures

Mihajlo Savic, Milos Ljubojevic, Slavko Gajin
2020 IEEE Access  
Although performance interference in shared infrastructures is a known problem that is covered by research aimed at detection and mitigation by infrastructure operators, there is a lack of research aimed  ...  The system was tested on a regional e-Infrastructure within VI-SEEM and NI4OS-Europe projects where it performed as expected.  ...  CONCLUSION This paper presented a monitoring system that can be used for detecting and locating performance interference in complex shared infrastructures in a manner satisfactory for both end-users as  ... 
doi:10.1109/access.2020.2978172 fatcat:qy67smaocretbe732vtydwkw4u

Study on Grid Resource Monitoring and Prediction

S.R. Sreeja, Sangita Chaudhari
2015 Procedia Computer Science  
Monitoring the resources in a grid system is necessary to determine any performance problems and for tuning the system for the purpose of optimizing its performance.  ...  In this paper, a comparison of various prediction and monitoring systems for grid environment is done.  ...  Although monitoring plays a very important role in increasing the performance of the system, frequent monitoring will consume network bandwidth and CPU time.  ... 
doi:10.1016/j.procs.2015.03.161 fatcat:yf6ucqhgnbe3ldj6dekgavtjcm

Visualizing the Memory Access Behavior of Shared Memory Applications on NUMA Architectures [chapter]

Jie Tao, Wolfgang Karl, Martin Schulz
2001 Lecture Notes in Computer Science  
This paper presents such a visualization tool displaying the monitored data in a user understandable way thereby showing the memory access behavior of shared memory applications.  ...  In order to acquire this knowledge without causing a probe overhead, as it would be caused by software instrumentation approaches, it is necessary to adopt a hardware performance monitor that can provide  ...  Based on a powerful performance monitor it provides programmers with a valuable support in optimizing the applications towards a better data locality at run-time.  ... 
doi:10.1007/3-540-45718-6_91 fatcat:2ip2s6ty3fgb7a2e754ryy5boy

DTS: A Decentralized Tracing System [chapter]

Kenji Masui, Benoit Donnet
2009 Lecture Notes in Computer Science  
Cooperation between monitors in these systems is required in order to avoid over-consumption of network resources.  ...  a specific control point, and a DTM system can be constructed in a decentralized manner.  ...  Some of the monitors were configured to fail and unexpectedly leave the system at one of these timings: when a monitor performed no probe (0 %), or when a monitor completed probes for 25 %, 50 %, or 75  ... 
doi:10.1007/978-3-642-01645-5_15 fatcat:kjewfiaowzggtbtnmelxa773ua

Understanding performance metrics and their collection in dynamic virtual machines

Maciej Młyński
2010 Theoretical and Applied Informatics  
Shared resources which change according to external circumstances cause many challenges and difficulties. This paper addresses an approach to the monitoring of virtual environments.  ...  Various evaluations and experiments, a comparison with the Grid, and other available virtual solutions, are also presented.  ...  For instance, this could be to predict if there will be enough resources in the next time frame for data processing or for real-time simulation which would show the system performance in a future time  ... 
doi:10.2478/v10179-010-0003-3 fatcat:vqvbgp32prbnzkotzovskdnq7m

An Extensible Secure OS Architecture for Embedded Systems

Ning Li, Yuki Kinebuchi, Hiromasa Shimada, Tatsuo Nakajima
2013 Journal of Information Processing  
In this paper, we propose a secure OS architecture that fits embedded systems without the dependency of a hypervisor.  ...  Some recent researches have shown that using a monitoring service outside the target system above hypervisors is an efficient way to protect the target system.  ...  , we focused on the decryption performance in our system.  ... 
doi:10.2197/ipsjjip.21.650 fatcat:k3acmz6qonfxzb7exuz3iuoca4

Monitoring remotely executing shared memory programs in software DSMs

Long Fei, Xing Fang, Y.C. Hu, S.P. Midkiff
2006 Proceedings 20th IEEE International Parallel & Distributed Processing Symposium  
A fundamental problem faced by P2P cycle sharing systems is how to incrementally monitor and verify, with low overhead, the execution of jobs submitted to a remote untrusted hosting machine, or cluster  ...  In this paper, we present the design and implementation of GripCop DSM, a novel incremental execution monitoring and verification scheme for software distributed shared memory (SDSM) programs running on  ...  We observed a significant increase in lock acquire time and barrier manager time when performing the full-scale remote monitoring (FRM).  ... 
doi:10.1109/ipdps.2006.1639276 dblp:conf/ipps/FeiFHM06 fatcat:k6gp5kizkvcr5assfm5sxy4rfa

Inter-domain Communication Protocol for Real-time File Access Monitor of Virtual Machine

Ruo Ando, Kazushi Takahashi, Kuniyasu Suzaki
2012 Journal of Wireless Mobile Networks, Ubiquitous Computing, and Dependable Applications  
Our protocol is event driven, which makes the proposed system enable to monitor the file access of a guest Windows OS in real-time without suspending it.  ...  While the one is a register based transfer using vCPU context, the other is a shared memory based communication.  ...  Hypervisor: Xen and KVM In this paper, a monitoring system is implemented on two virtual machine monitors: Xen and KVM.  ... 
doi:10.22667/jowua.2012.03.31.120 dblp:journals/jowua/AndoTS12 fatcat:byqxdp6mkncepaawfv6pu7nwie

Challenges in Future Avionic Systems on Multi-Core Platforms

Andreas Lofwenmark, Simin Nadjm-Tehrani
2014 2014 IEEE International Symposium on Software Reliability Engineering Workshops  
Moreover, there is a departure from today's single core computing, and we need to address the problem of how to guarantee determinism (in time and space) for application tasks running on multiple cores  ...  Modern avionic system development is undergoing a major transition, from federated systems to Integrated Modular Avionics (IMA) where several applications with mixed criticality will reside on the same  ...  This can be implemented by using performance monitor counters found in most CPUs to track the consumed memory bandwidth and a scheduler (i.e. a run-time monitor) could use the performance monitor counters  ... 
doi:10.1109/issrew.2014.70 dblp:conf/issre/LofwenmarkN14 fatcat:2utl3yblnjenboqyjfebblaaba

COPLINK Agent: An Architecture for Information Monitoring and Sharing in Law Enforcement [chapter]

Daniel Zeng, Hsinchun Chen, Damien Daspit, Fu Shan, Suresh Nandiraju, Michael Chau, Chienting Lin
2003 Lecture Notes in Computer Science  
In this paper, we report our work on developing and evaluating a prototype system aimed at addressing the information monitoring and sharing challenges in the law enforcement domain.  ...  This system also supports knowledge sharing by proactively identifying officers who are working on the same or similar cases on a real-time basis.  ...  Acknowledgement The work described in this report was substantially supported by the following grants: We also would like to thank all of the personnel from TPD who participated in this study.  ... 
doi:10.1007/3-540-44853-5_21 fatcat:4y3yjhj6irdqpcgioaallpyyce

Load sharing based on moving roles in multiagent systems

2012 Turkish Journal of Electrical Engineering and Computer Sciences  
In this paper, we present a load-sharing approach based on the refactoring of agents.  ...  This approach defines a new agent, called the "monitor agent," which monitors the workload of agents in the organization and decides about the refactoring of the agents.  ...  If the load of a system is large, then the system suffers from performance degradation.  ... 
doi:10.3906/elk-1101-1044 fatcat:5pyki5tsbradhdnzgzjqwuxlsy

Disco: running commodity operating systems on scalable multiprocessors

Edouard Bugnion, Scott Devine, Kinshuk Govil, Mendel Rosenblum
1997 ACM Transactions on Computer Systems  
Our colleagues Kinshuk Govil, Dan Teodosiu, and Ben Verghese participated in many lively discussions on Disco and carefully read drafts of the paper.  ...  Ed Bugnion is supported in part by an NSF Graduate Research Fellowship. Mendel Rosenblum is partially supported by an NSF Young Investigator Award.  ...  For each service, the execution time is expressed as a fraction of the IRIX time and separates the time spend in the kernel, emulating TLB writes and privileged instructions, performing monitor call and  ... 
doi:10.1145/265924.265930 fatcat:t5pdtgvenrforgy5mtnzbwqth4

A Cooperative Multiagent Based Spectrum Sharing

Usama Mir, Leila Merghem-Boulahia, Dominique Gaïti
2010 2010 Sixth Advanced International Conference on Telecommunications  
In this paper, we present a load-sharing approach based on the refactoring of agents.  ...  This approach defines a new agent, called the "monitor agent," which monitors the workload of agents in the organization and decides about the refactoring of the agents.  ...  If the load of a system is large, then the system suffers from performance degradation.  ... 
doi:10.1109/aict.2010.31 dblp:conf/aict/MirMG10 fatcat:rryqe6xsqrb6fdxu4tnmlumase
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