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AdaRate: A Rate-Adaptive Traffic Measurement Method in Software Defined Networks
2017
International Journal of Performability Engineering
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This paper proposes a rate-adaptive traffic measurement method called AdaRate. It adjusts the polling period according to fluctuations of flow rates which is calculated with a sliding window queue. ...
Traffic measurement is the basis of analysis and prediction of network traffic. Its accuracy directly affects the reliability of upper applications. ...
Design of Traffic Measurement Methods In the software-defined networks, the southbound interface is located between control plane and data plane. ...
doi:10.23940/ijpe.17.06.p14.937944
fatcat:ggyhfhy3njgsvlq6eidvbofet4
Fine-grained QoS provisioning with micropayments in wireless networks
2023
Nonlinear Theory and Its Applications IEICE
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This paper addresses the issue of fine-grained QoS provisioning with payment, which benefits the users and providers. ...
In such a context, it is necessary to have a more flexible and responsive network provisioning system than the existing ones in 4G. ...
Acknowledgments This work was support in part by the Japan Society for the Promotion of Science (JSPS) under Grant 20H0417; and in part by the Japan Science and Technology Agency (JST), the establishment ...
doi:10.1587/nolta.14.50
fatcat:vmizwkodxvftppwqfto7kkqcp4
A novel data center network architecture with zero in-network queuing
2015
2015 13th International Symposium on Modeling and Optimization in Mobile, Ad Hoc, and Wireless Networks (WiOpt)
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By separating the control and data planes, the proposed hybrid architecture avoids in-network queuing and results in significantly lower delay. ...
In this new class of network solutions serving interdata center traffic, a densely packed fairly local area network of stationary end hosts are often managed by a single entity, allowing for fine-grained ...
To start, we envision a centralized controller that exercises (very) tight control over end-end flows in form of a dynamic (fine-grained) circuit switching in the data plane: which top of rack (ToR) switch ...
doi:10.1109/wiopt.2015.7151077
dblp:conf/wiopt/JavidiWA15
fatcat:y33dbimxlfd3loxrd6ta5ya6nq
Protected Data Plane OS Using Memory Protection Keys and Lightweight Activation
[article]
2023
arXiv
pre-print
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And to enforce timely scheduling of network processing and fine-grained performance isolation, Tardis implements lightweight scheduler activations with preemption timers. ...
Increasing data center network speed coupled with application requirements for high throughput and low latencies have raised the efficiency bar for network stacks. ...
The data plane scheduler runs threads from the local queue in FCFS order, and if the local queue is empty, it pops up to N threads from the global queue and adds them to the local task queue. ...
arXiv:2302.14417v2
fatcat:xbut244ybjbrzcuampqufpgxhm
FlexTOE: Flexible TCP Offload with Fine-Grained Parallelism
[article]
2022
arXiv
pre-print
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FlexTOE leverages fine-grained parallelization of the TCP data-path and segment reordering for high performance on wimpy SmartNIC architectures, while remaining flexible via a modular design. ...
FlexTOE focuses on data-path offload of established connections, avoiding complex control logic and packet buffering in the NIC. ...
We thank the anonymous reviewers and our shepherd, Brent Stephens, for their helpful comments and feedback. This work was supported by NSF grant 1751231. ...
arXiv:2110.10919v2
fatcat:witxbm75vrfkneuaiqq3bdmus4
WiCOD: Wireless control plane serving an all-optical data center
2015
2015 13th International Symposium on Modeling and Optimization in Mobile, Ad Hoc, and Wireless Networks (WiOpt)
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The reduced monitoring delays, offered by this low-latency radio access technology, makes the fine-grained and adaptive circuit switching feasible and, in turn, enables a high utilization of optical switches ...
The first contribution of the work is the separation of the data and the control planes: while the data is switched between the ToR switches in an all-optical high rate network, the network state and control ...
data center (fine-grained circuit switching). ...
doi:10.1109/wiopt.2015.7151086
dblp:conf/wiopt/AktasWJ15
fatcat:ufukcj5jdvaknkqqrsaevp6t2u
Towards fine-grained urban traffic knowledge extraction using mobile sensing
2012
Proceedings of the ACM SIGKDD International Workshop on Urban Computing - UrbComp '12
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We introduce our vision for mining fine-grained urban traffic knowledge from mobile sensing, especially GPS location traces. ...
We explore privacy algorithms based on the virtual trip lines (VTL) concept to regulate where and when the mobile data should be collected. ...
Many technical details related to the case studies presented in this paper can be found in the joint papers with those collaborators. ...
doi:10.1145/2346496.2346514
dblp:conf/kdd/BanG12
fatcat:3i2xfqwnrrfspho6t3r7ili6va
On the Impact of OpenMP Task Granularity
[chapter]
2018
Lecture Notes in Computer Science
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The paper presents our feedback on using OpenMP in our context. ...
We present a completion time breakdown of task management in the Intel OpenMP runtime and propose extensions evaluated on a testbed application coming from the Gysela application in plasma physics. ...
Our issues mainly come from the required fine-grain task granularity since reusing in-cache data is expected in our application. ...
doi:10.1007/978-3-319-98521-3_14
fatcat:xlzsus3tjrab7dqrjcal6pf7ye
A Survey and Classification of Software-Defined Storage Systems
2020
ACM Computing Surveys
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In this article, we present an in-depth study of SDS systems, providing a thorough description and categorization of each plane of functionality. ...
Despite its momentum in the research community, many aspects of the paradigm are still unclear, undefined, and unexplored, leading to misunderstandings that hamper the research and development of novel ...
Such a design provides a fine-grained control over data plane stages and is key to achieve end-to-end policy enforcement. ...
doi:10.1145/3385896
fatcat:f4v7bgxwfbaxpfckrei4qkttby
Parallel Genetic Algorithms' Implementation Using a Scalable Concurrent Operation in Python
2022
Sensors
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Three models of parallelized genetic algorithms are presented, namely the Master–Slave genetic algorithm, the Coarse-Grained genetic algorithm, and the Fine-Grained genetic algorithm. ...
Four modules, Multiprocessing, Celery, PyCSP, and Scalable Concurrent Operation in Python, were investigated among the many parallelization options in Python. ...
This includes sending individuals for migration for the Coarse-Grained model and exchanging data for selection, mutation, and crossing within the neighborhood for the Fine-Grained model. ...
doi:10.3390/s22062389
pmid:35336561
pmcid:PMC8951184
fatcat:hzlgmp7g5bg5bh2vs44hg3xkcy
OpenQFlow: Scalable OpenFlow with Flow-Based QoS
2013
IEICE transactions on communications
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OpenQFlow provides a fine-grained flow tracking while flow classification is decoupled from the tracking by separating the inefficiently coupled flow table to three different tables: flow state table, ...
In this paper, we propose OpenQFlow, a novel scalable and flexible variant of OpenFlow. ...
Such innovation becomes feasible by separation between the control plane and the data plane in contrast to the tight coupling in traditional network devices. ...
doi:10.1587/transcom.e96.b.479
fatcat:6cqaraocpvcwhdej2mflmxe72i
DESiRED – Dynamic, Enhanced, and Smart iRED: A P4-AQM with Deep Reinforcement Learning and In-band Network Telemetry
[article]
2023
arXiv
pre-print
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Our findings demonstrate up to a 90x reduction in video stall and a 42x increase in high-resolution video playback quality when the target delay is adjusted dynamically by DESiRED. ...
Active Queue Management (AQM) is a mechanism employed to alleviate transient congestion in network device buffers, such as routers and switches. ...
Fine-grained INT measurements, collected at line rate in the data plane, are utilized to inform the DRL mechanism in the control plane. ...
arXiv:2310.18159v1
fatcat:ennovuefe5eajizoxzbln55zj4
A Framework for Application-aware Networking by Delegating Traffic Management of SDNs
[article]
2017
arXiv
pre-print
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Presence of a logically centralized controller in software-defined networks enables smart and fine-grained management of network traffic. ...
This means that the three stage loop of measurement, analysis and control is performed on switches in between this border while the traffic flowing in network originates from applications on end hosts. ...
Finally a module implements the behavior in data plane. ...
arXiv:1610.05062v3
fatcat:acikfukq5fgitkhy5g7izrryby
Programmable Calendar Queues for High-speed Packet Scheduling
2020
Symposium on Networked Systems Design and Implementation
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Scheduling is often realized through coarse-grained queue-level priorities, as in today's switches, or through fine-grained packet-level priorities, as in recent proposals such as PIFO. ...
We show that the calendar queue abstraction can be realized using either dataplane primitives or control-plane commands that dynamically modify the scheduling status of queues. ...
Acknowledgments We would like to thank the anonymous NSDI reviewers and our shepherd Rachit Agarwal for their valuable feedback. ...
dblp:conf/nsdi/SharmaZLKKKS20
fatcat:bclqmq5iarhbxhlqt5mrh55nk4
Multigrain parallel Delaunay Mesh generation
2005
Proceedings of the 19th annual international conference on Supercomputing - ICS '05
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We exploit coarse-grain parallelism at the subdomain level and fine-grain at the element level. ...
Our experimental evaluation shows that current SMTs are not capable of executing fine-grain parallelism in PCDM. ...
We would like to thank Chaman Verma for his initial implementation of the medium-grain PCDM algorithm and the anonymous referees for their valuable comments. ...
doi:10.1145/1088149.1088198
dblp:conf/ics/AntonopoulosDCBNC05
fatcat:2rfdnb2w75ewfmuv7n2cyvfbmm
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