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A new deterministic traffic model for core-stateless scheduling

Gang Cheng, Li Zhu, N. Ansari
2006 IEEE Transactions on Communications  
Index Terms-Core-stateless network, quality of service (QoS), traffic model, traffic scheduling. he was with NJIT.  ...  With our proposed traffic model, performance analysis in core-stateless networks becomes straightforward.  ...  A New Deterministic Traffic Model for Core-Stateless Scheduling I.  ... 
doi:10.1109/tcomm.2006.873091 fatcat:rrb2v6ztsvgo3aeimxmscn7dmy

Providing Deterministic End-to-End Fairness Guarantees in Core-Stateless Networks [chapter]

Jasleen Kaur, Harrick Vin
2003 Lecture Notes in Computer Science  
We show that the resultant network, referred to as a Core-stateless Guaranteed Fair (CSGF) network, provides deterministic fairness guarantees similar to those provided by core-stateful networks.  ...  Research Contributions In this paper, we propose the first work-conserving core-stateless network that provides deterministic fairness guarantees.  ...  We instantiate the first two mechanisms in a CSGT network to derive a new architecture-referred to as a Core-stateless Guaranteed Fair (CSGF) network-which is defined below.  ... 
doi:10.1007/3-540-44884-5_22 fatcat:y4hcehd62jey7g7cyj5dlc2w7i

Differentiated Services with Lottery Queueing [chapter]

Joseph Eggleston, Sugih Jamin
2001 Lecture Notes in Computer Science  
This work investigates the benefits and drawbacks of using a lottery to schedule and drop packets within a router.  ...  We also investigate the re-ordering within a flow that can occur if a lottery is used to pick packets to forward without regard to their flow order. £  ...  Core-Stateless Fair Queueing (CSFQ) [8] and Core-Jitter Virtual Clock (CJVC) [9] both endeavor to provide Fair Queueing while maintaining the stateless nature of the network core.  ... 
doi:10.1007/3-540-45512-4_28 fatcat:336iyumfevhyfl3mgyuxpihbi4

Scalable services via egress admission control

C. Cetinkaya, V. Kanodia, E.W. Knightly
2001 IEEE transactions on multimedia  
Our key technique is to develop a framework for admission control under a general "black box" model, which allows for cross traffic that cannot be directly measured, and scheduling policies that may be  ...  , state management, and admission control, and the data plane's requirements for per-flow scheduling mechanisms.  ...  due to the core-stateless approximation of fair queueing.  ... 
doi:10.1109/6046.909595 fatcat:ezddyfizkvdirevuo32hmho3zm

Theories and models for Internet quality of service

V. Firoiu, J.-Y. Le Boudec, D. Towsley, Zhi-Li Zhang
2002 Proceedings of the IEEE  
We also present mechanisms and architecture for scalable support of guaranteed services in the Internet, based on the concept of a stateless core.  ...  We then turn our attention to statistical performance guarantees, and describe several new probabilistic results that can be used for a statistical dimensioning of differentiated services.  ...  In addition, the virtual time reference system leads to the design of a set of new core stateless scheduling algorithms (both rate-based and delay-based).  ... 
doi:10.1109/jproc.2002.802002 fatcat:boumimokzjdjhiqm7pgi36g554

Network Traffic Management [chapter]

Thomas M. Chen
2012 Handbook of Computer Networks  
Network resources are shared as needed by a community of users.  ...  They seek to avoid congestion by limiting the amount of traffic entering the network. Within the network, packets may have different requirements for reliable or timely delivery.  ...  Bandwidth Brokers In Diffserv, the core routers are stateless for scalability, and complex traffic controls are pushed to the edge routers.  ... 
doi:10.1002/9781118256107.ch22 fatcat:a5wadplenvhnxmzoyohslmrhe4

Discretized streams

Matei Zaharia, Tathagata Das, Haoyuan Li, Timothy Hunter, Scott Shenker, Ion Stoica
2013 Proceedings of the Twenty-Fourth ACM Symposium on Operating Systems Principles - SOSP '13  
We propose a new processing model, discretized streams (D-Streams), that overcomes these challenges.  ...  We implement D-Streams in a system called Spark Streaming.  ...  Acknowledgements We thank the SOSP reviewers and our shepherd for their detailed feedback.  ... 
doi:10.1145/2517349.2522737 dblp:conf/sosp/ZahariaDLHSS13 fatcat:tndskypg6rfhta755bt5q2tk3e

6TiSCH Wireless Industrial Networks: Determinism Meets IPv6 [chapter]

Maria Rita Palattella, Pascal Thubert, Xavier Vilajosana, Thomas Watteyne, Qin Wang, Thomas Engel
2014 Internet of Things  
This integration presents a number of new challenges.  ...  Traffic flows such as control loops and motion detection systems are deterministic in that their communication patterns are known a priori.  ...  MAC standard, suitable for deterministic traffic, i.e., traffic flows with an emission rate and routing path patterns that are well-known in advance.  ... 
doi:10.1007/978-3-319-04223-7_5 fatcat:3f3pv6ysvrci5alxhwxk4xc2ai

Resource Stealing in Endpoint Controlled Multi-class Networks [chapter]

Susana Sargento, Rui Valadas, Edward Knightly
2001 Lecture Notes in Computer Science  
For this scalable architecture, we describe the challenge of simultaneously achieving multiple service levels, high utilization, and a strong service model without stealing.  ...  We next develop a simple but illustrative Markov model to characterize the behavior of a number of schedulers and network elements, including flow-based fair queueing, classbased weighted fair queueing  ...  Consider the following simple scenario with two flows sharing a single router with link capacity and a flow-based fair queueing scheduler 1 (or similarly core stateless fair queueing [11] to achieve  ... 
doi:10.1007/3-540-45400-4_14 fatcat:ipgsd4bydnhthfbjahgevdkhpm

A Comparative Analysis Of Performance And Qos Issues In Manets

Javed Parvez, Mushtaq Ahmad Peer
2010 Zenodo  
It also identifies functional areas where QoS models are currently defined and used.  ...  They also find use in ad hoc conferences, campus networks and commercial recreational applications carrying multimedia traffic.  ...  Traffic Classification & Scheduling Scheduling is based on a service rate allocation to classes of traffic that share a common buffer.  ... 
doi:10.5281/zenodo.1057121 fatcat:5cc54y7a5jgyvahi4rw7qj4jyi

A scalable multithreaded L7-filter design for multi-core servers

Danhua Guo, Guangdeng Liao, Laxmi N. Bhuyan, Bin Liu, Jianxun Jason Ding
2008 Proceedings of the 4th ACM/IEEE Symposium on Architectures for Networking and Communications Systems - ANCS '08  
In this paper, we propose a highly scalable parallelized L7filter system architecture with affinity-based scheduling on a multi-core server.  ...  for scalable utilization on multi-core servers.  ...  The stateless NFA requires duplicated packet copies to maintain the status of pattern matching for a given connection.  ... 
doi:10.1145/1477942.1477952 dblp:conf/ancs/GuoLBLD08 fatcat:h2l4szsvdfc7no6u5l76v2szyy

Design and implementation of the PLUG architecture for programmable and efficient network lookups

Amit Kumar, Lorenzo De Carli, Sung Jin Kim, Marc de Kruijf, Karthikeyan Sankaralingam, Cristian Estan, Somesh Jha
2010 Proceedings of the 19th international conference on Parallel architectures and compilation techniques - PACT '10  
Using a principle of fixed delays in the execution model, the architecture is contention-free and completely statically scheduled thus achieving high energy efficiency.  ...  The PLUG architecture is a tiled architecture with each tile consisting predominantly of SRAMs, a lightweight no-buffering router, and an array of lightweight computation cores.  ...  Multiple cores allow a new packet On-chip n/w communication, bit manipulation to be processed every cycle (which we refer to as a thread context) by providing a new core.  ... 
doi:10.1145/1854273.1854316 dblp:conf/IEEEpact/KumarCKKSEJ10 fatcat:ywgvxmvhlfb7jfzubwza4r5mhy

An IP QoS Architecture for 4G Networks [chapter]

Janusz Gozdecki, Piotr Pacyna, Victor Marques, Rui L. Aguiar, Carlos Garcia, Jose Ignacio Moreno, Christophe Beaujean, Eric Melin, Marco Liebsch
2003 Lecture Notes in Computer Science  
This paper describes an architecture for differentiation of Quality of Service in heterogeneous wireless-wired networks.  ...  The architecture allows for multiple types of access networks, and enables user roaming between different operator domains.  ...  Deterministic control of the edge-to-edge delay for delay-sensitive applications can be based on mathematical formulation of a delay bound for aggregate scheduling proposed in [8] and [9] -and this  ... 
doi:10.1007/3-540-45020-3_2 fatcat:433ntse5fjgqbcqtbzian6jna4

REAL-TIME QOS SUPPORT IN WIRELESS SENSOR NETWORKS: A SURVEY

Yanjun Li, Chung Shue Chen, Ye-Qiong Song, Zhi Wang
2007 IFAC Proceedings Volumes  
Real-time wireless sensor networks are becoming more and more important by the requirement of message delivery timeliness in emerging new applications.  ...  They consider packet scheduling in a tree structure and employ a precisely defined nonmonotonic energy cost model.  ...  New designs are necessary for offering RT QoS in WSNs with guar-anteed end-to-end delivery time, delay jitter and other QoS metrics. This will be a new challenge for WSNs in the coming decades.  ... 
doi:10.3182/20071107-3-fr-3907.00052 fatcat:xnb7yuw3wbaprbw65cmlmbf2re

Handling QoS Traffic in Wireless Sensor Networks [chapter]

Mohamed Younis, Kemal Akkaya, Moustafa Youssef
2009 Encyclopedia on Ad Hoc and Ubiquitous Computing  
Many new routing and MAC layer protocols have been proposed for wireless sensor networks tackling the issues raised by the resource constrained unattended sensor nodes in large-scale deployments.  ...  The majority of these protocols considered energy efficiency as the main objective and assumed data traffic with unconstrained delivery requirements.  ...  In order to support both best effort and real-time traffic at the same time, a class-based queuing model is employed. The queuing model allows service sharing for real-time and non-real-time traffic.  ... 
doi:10.1142/9789812833495_0010 fatcat:vuyu7ovhobe6tbcl2cgmnlxzu4
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