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Approximate Mean Value Analysis for multi-core systems
2015
2015 International Symposium on Performance Evaluation of Computer and Telecommunication Systems (SPECTS)
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While the exact load-dependent MVA algorithm is an efficient technique for computer system performance modeling, it fails to address several features of multi-core platforms. ...
Our contributions are: We present a flow-equivalent performance model designed specifically to address multi-core computer systems. ...
ACKNOWLEDGMENT The work reported in this paper was supported by the Ontario Research Fund and the Natural Sciences and Engineering Research Council of Canada. ...
doi:10.1109/spects.2015.7285288
dblp:conf/summersim/ZhangD15
fatcat:jobrfsyhozcgldc5dnexoqm6tq
Performance Modeling of Multi-tiered Web Applications with Varying Service Demands
2016
International Journal of Networking and Computing
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This is further contrived by the use of multi-server queues in multi-core CPUs, that are not traditionally captured in MVA. ...
We compare performance of a multi-server MVA model alongside actual performance testing measurements and demonstrate this deviation. ...
Rajesh Mansharamani for the invaluable discussions and feedback for improvements of this paper. Additional thanks to Mr. Rupinder Virk for help in ...
doi:10.15803/ijnc.6.1_64
fatcat:sgvcw634fra47hcioewlejv7ue
Predictive modelling of SAP ERP applications: challenges and solutions
2009
Proceedings of the 4th International ICST Conference on Performance Evaluation Methodologies and Tools
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• Requests submitted to system by emulated clients with exponentially
distributed think times with mean of 10 seconds
• SAP ERP application server and DB running in a virtual machine
• All running ...
on a single physical host with 4 cores @ 2.2 GHz, 32GB of
RAM and 230 GB of storage
• Emulated client vm has one virtual CPU and is pinned to one CPU
• Application server and DB server vm has 2 virtual ...
doi:10.4108/icst.valuetools2009.7988
dblp:conf/valuetools/RoliaCKDK09
fatcat:iole7dj6qnfg3l6heacpajigry
R-Capriccio: A Capacity Planning and Anomaly Detection Tool for Enterprise Services with Live Workloads
[chapter]
2007
Lecture Notes in Computer Science
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is based on a network of queues that models a multi-tier system. ...
for the majority of client requests in the system; ii) a Regression-based Solver that is used for deriving the CPU demand of each core transaction on a given hardware; and iii) an Analytical Model that ...
We apply the MVA model at each time interval for each server. ...
doi:10.1007/978-3-540-76778-7_13
fatcat:gtet5hvhgjeevfg4nvdfvlujta
Regression-based resource provisioning for session slowdown guarantee in multi-tier Internet servers
2012
Journal of Parallel and Distributed Computing
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However, there is no analytical model for session slowdown on multi-tier servers. ...
of a multi-tier e-commerce application. ...
A preliminary version of this paper appeared in [22] . The authors thank the anonymous reviewers for their valuable suggestions for revising the manuscript. ...
doi:10.1016/j.jpdc.2011.11.011
fatcat:ahcxwiimcngytfliilawxiqjyu
The qnetworks Toolbox: A Software Package for Queueing Networks Analysis
[chapter]
2010
Lecture Notes in Computer Science
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of several kinds of single-station queueing systems: M/M/m which contains m servers with possibly different service rates M/G /1 (general service time distribution)
center 1, service time S 1 = 0.5) ...
It supports: single station queueing systems; open, closed or mixed networks with multiple job classes; the MVA (single and multi class) and convolution (single class only) algorithm for product-form networks ...
doi:10.1007/978-3-642-13568-2_8
fatcat:dwlcx4d2pncz7gu3snr6eze5ja
A Capacity Planning Framework for Multi-tier Enterprise Services with Real Workloads
2007
2007 10th IFIP/IEEE International Symposium on Integrated Network Management
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With complexity of systems increasing and customer requirements for 7oS growing, new methods and modeling techniques that explain large-systems' behavior and help predict their future performance are required ...
le; ii) a Regressionbased Solver that is used for deriving the CPU demand of client transactions on a given hardware; and iii) an Analytical model that is based on a network of queues representing the ...
Fig. 1 . 1 Queuing network modeling of a multi-tier closed system. ...
doi:10.1109/inm.2007.374712
dblp:conf/im/ZhangCMGS07
fatcat:zv6ywnliwvegrlngibxqzr5axe
A Capacity Planning Process for Performance Assurance of Component-based Distributed Systems
2011
Proceeding of the second joint WOSP/SIPEW international conference on Performance engineering - ICPE '11
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This paper presents a novel, hybrid capacity planning process that results from a systematic blending of 1) analytical modeling, where traditional modeling techniques are enhanced to overcome their limitations ...
For service providers of multi-tiered component-based applications, such as web portals, assuring high performance and availability to their customers without impacting revenue requires effective and careful ...
Modeling Multiprocessor Effects Due to the increasing availability and use of multi-processors and multi-cores for large scale applications, such as web portals, existing closed queuing network models ...
doi:10.1145/1958746.1958784
dblp:conf/wosp/RoyDGD11
fatcat:dcqtan5vpvetjn5fewyngpg54i
An analytical model for multi-tier internet services and its applications
2005
Proceedings of the 2005 ACM SIGMETRICS international conference on Measurement and modeling of computer systems - SIGMETRICS '05
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We validate our model using real multi-tier applications running on a Linux server cluster. ...
Since many Internet applications employ a multi-tier architecture, in this paper, we focus on the problem of analytically modeling the behavior of such applications. ...
Modern Internet applications are complex software systems that employ a multi-tier architecture and are replicated or distributed on a cluster of servers. ...
doi:10.1145/1064212.1064252
dblp:conf/sigmetrics/UrgaonkarPSST05
fatcat:wkiqr5ijpzablbk5gvfni4z35e
An analytical model for multi-tier internet services and its applications
2005
Performance Evaluation Review
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We validate our model using real multi-tier applications running on a Linux server cluster. ...
Since many Internet applications employ a multi-tier architecture, in this paper, we focus on the problem of analytically modeling the behavior of such applications. ...
Modern Internet applications are complex software systems that employ a multi-tier architecture and are replicated or distributed on a cluster of servers. ...
doi:10.1145/1071690.1064252
fatcat:e3afsphksbds3fjjnetk2gv5d4
Solving Queueing Network Models in Cloud Provisioning Contexts
2015
Proceedings of the 8th International Conference on Performance Evaluation Methodologies and Tools
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Queueing network (QN) models have demonstrated to be a good choice in this kind of contexts. ...
in order to obtain conclusions about the most efficient way of solving these models when making cloud provisioning decisions. ...
A specific server has run the provisioning solution (Core i7 3820, 3.60 GHz with 32 GB of RAM) while the load balancer in each tier has been implemented with a distributed approach based on agents running ...
doi:10.4108/icst.valuetools.2014.258191
dblp:conf/valuetools/BeltranC14
fatcat:ge55zadwjrgkhmwin6op72g6di
User-friendly approach to capacity planning studies with Java modelling tools
2009
Proceedings of the Second International ICST Conference on Simulation Tools and Techniques
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We present the Java Modelling Tools (JMT) suite, an integrated framework of Java tools for performance evaluation of computer systems using queueing models. ...
The suite offers a rich user interface that simplifies the definition of performance models by means of wizard dialogs and of a graphical design workspace. ...
Muntz for his comments on an earlier version of this manuscript which helped in improving the quality of this work. ...
doi:10.4108/icst.simutools2009.5650
dblp:conf/simutools/BertoliCS09
fatcat:i47kwffqezdzvfznwrwmu7odx4
SLA-driven planning and optimization of enterprise applications
2010
Proceedings of the first joint WOSP/SIPEW international conference on Performance engineering - WOSP/SIPEW '10
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Based on the developed performance and cost models, we propose to use multi-objective optimization to find the Pareto-optimal solutions that describe the best trade-off solutions between conflicting performance ...
Secondly, we propose an analytical cost model of ERP hosting that jointly accounts for fixed hardware costs and dynamic operational costs related to power consumption. ...
Kuijl for their discussions on multi-objective optimization topics. We also want to thank Daniel Scheibli for his contributions on power measurement in cost models. ...
doi:10.1145/1712605.1712625
dblp:conf/wosp/LiCE10
fatcat:lttd3l67xrbqxdft7m3bmokcl4
Exact-Order Asymptotic Analysis for Closed Queueing Networks
2012
Journal of Applied Probability
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We first characterize the asymptotic behavior of the normalization constant for the stationary distribution of the network in exact order. ...
This result then enables us to establish the asymptotic behavior of the system performance metrics, which extends a number of well-known asymptotic results to exact order. ...
We are then able to establish the exact-order asymptotic behavior of various system performance metrics, including system throughput and server utilization, and the stationary queue-length distribution ...
doi:10.1017/s0021900200009232
fatcat:yq6quugsobbiplvrczijjqxuq4
JMT
2009
Performance Evaluation Review
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We present the Java Modelling Tools (JMT) suite, an integrated framework of Java tools for performance evaluation of computer systems using queueing models. ...
The suite offers a rich user interface that simplifies the definition of performance models by means of wizard dialogs and of a graphical design workspace. ...
A multi-tier system processes transactions belonging to several classes and, because the web server limits the maximum number of simultaneous connections, only up to a predefined number requests can be ...
doi:10.1145/1530873.1530877
fatcat:sd6ttecx35df5bm6sf455kv3vm
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