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Approximate Mean Value Analysis for multi-core systems

Lei Zhang, Douglas G. Down
2015 2015 International Symposium on Performance Evaluation of Computer and Telecommunication Systems (SPECTS)  
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

Ajay Kattepur, Manoj Nambiar
2016 International Journal of Networking and Computing  
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

Jerry Rolia, Giuliano Casale, Diwakar Krishnamurthy, Stephen Dawson, Stephan Kraft
2009 Proceedings of the 4th International ICST Conference on Performance Evaluation Methodologies and Tools  
• 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]

Qi Zhang, Ludmila Cherkasova, Guy Mathews, Wayne Greene, Evgenia Smirni
2007 Lecture Notes in Computer Science  
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

Sireesha Muppala, Xiaobo Zhou, Liqiang Zhang, Guihai Chen
2012 Journal of Parallel and Distributed Computing  
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]

Moreno Marzolla
2010 Lecture Notes in Computer Science  
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

Qi Zhang, Ludmila Cherkasova, Guy Mathews, Wayne Greene, Evgenia Smirni
2007 2007 10th IFIP/IEEE International Symposium on Integrated Network Management  
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

Nilabja Roy, Abhishek Dubey, Aniruddha Gokhale, Larry Dowdy
2011 Proceeding of the second joint WOSP/SIPEW international conference on Performance engineering - ICPE '11  
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

Bhuvan Urgaonkar, Giovanni Pacifici, Prashant Shenoy, Mike Spreitzer, Asser Tantawi
2005 Proceedings of the 2005 ACM SIGMETRICS international conference on Measurement and modeling of computer systems - SIGMETRICS '05  
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

Bhuvan Urgaonkar, Giovanni Pacifici, Prashant Shenoy, Mike Spreitzer, Asser Tantawi
2005 Performance Evaluation Review  
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

Marta Beltran, Francisco Carriedo
2015 Proceedings of the 8th International Conference on Performance Evaluation Methodologies and Tools  
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

Marco Bertoli, Giuliano Casale, Giuseppe Serazzi
2009 Proceedings of the Second International ICST Conference on Simulation Tools and Techniques  
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

Hui Li, Giuliano Casale, Tariq Ellahi
2010 Proceedings of the first joint WOSP/SIPEW international conference on Performance engineering - WOSP/SIPEW '10  
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

David K. George, Cathy H. Xia, Mark S. Squillante
2012 Journal of Applied Probability  
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

Marco Bertoli, Giuliano Casale, Giuseppe Serazzi
2009 Performance Evaluation Review  
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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