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Managing Virtual Storage Systems: An Approach Using Dependency Analysis [chapter]

Andrzej Kochut, Gautam Kar
2003 Integrated Network Management VIII  
Keywords: We present an approach for managing the performance of virtual storage systems by experimentally identifying the dependencies that exist between various components that comprise the system.  ...  Dependency analysis, virtual storage systems, root-cause analysis, Service-Level Agreement, systems monitoring.  ...  The approach we have taken is to develop methods to characterize and compute dependencies that exist between virtual storage entities that applications and file systems use, and physical storage entities  ... 
doi:10.1007/978-0-387-35674-7_58 fatcat:uxlhimnabnhkdkaqsrypb2nev4

Fault Management Cyber-Physical Systems in Virtual Storage Model

Kailash Kumar, Ahmad Abdullah Aljabr
2022 Computers Materials & Continua  
Network setup used for data storage includes a complex and rigid arrangement of routers, switch, hosts/servers, storage arrays.  ...  Software development will be affected and improved by Cyber-Physical Systems (CPS).  ...  This approach does not depend on the operating system; indeed, it is unknown to the host operating system.  ... 
doi:10.32604/cmc.2022.020510 fatcat:v562xvrjxvh57lyghcrzjkmyua

Intent Profile Strategy for Virtual Power Plant Participation in Simultaneous Energy Markets With Dynamic Storage Management

Juan Aguilar, C. Bordons, A. Arce, R. Galan
2022 IEEE Access  
This enables to make dynamic participations depending on node availability or system peaks.  ...  The smart management of individual storage virtualization enables the participation in the demand-response program, which improves the forecasted economical profit related to the day-ahead participation  ...  The VPP is managed by the SO using an Energy Management Platform (EMP), which was developed for this purpose.  ... 
doi:10.1109/access.2022.3155170 fatcat:ooahkqxcsfdohbnh34327hroji

Two-stage Congestion Management Considering Virtual Power Plant with Cascade Hydro-Photovoltaic-Pumped Storage Hybrid Generation

Nan Lou, Yong Zhang, Yuqin Wang, Qixing Liu, Huiyong Li, Yu Sun, Zongtian Guo
2020 IEEE Access  
This paper built a two-stage congestion management model, including an ISO congestion management model and a virtual power plant power correction model. 3 .  ...  A voltage-dependent load model was established in [17] , and the congestion management objectives included maximizing the load and demand response, etc., which is solved by an improved multi-objective  ... 
doi:10.1109/access.2020.3030637 fatcat:whgixrkjk5aitc5ybp2li5dz54

Network-aware virtual machine consolidation for large data centers

Dharmesh Kakadia, Nandish Kopri, Vasudeva Varma
2013 Proceedings of the Third International Workshop on Network-Aware Data Management - NDM '13  
In large virtual data centers, performance of applications is highly dependent on the communication bandwidth available among virtual machines.  ...  We evaluated our approach on real world traces from private and academic data centers, using simulation and compared the existing algorithms on various parameters like scheduling time, performance improvement  ...  [17] consider the problem of placing virtual machine clusters on to physical machines in data center. They use importance sampling based approach to solve the placement problem.  ... 
doi:10.1145/2534695.2534702 dblp:conf/sc/KakadiaKV13 fatcat:edtw7ybyqvgrdhjl27r7gwa37u

An object storage model for the truffle language implementation framework

Andreas Wöß, Christian Wirth, Daniele Bonetta, Chris Seaton, Christian Humer, Hanspeter Mössenböck
2014 Proceedings of the 2014 International Conference on Principles and Practices of Programming on the Java platform Virtual machines, Languages, and Tools - PPPJ '14  
In this paper we address this issue by introducing a common object storage model (OSM) for Truffle that can be used by language implementers to develop new runtimes.  ...  Language implementers aiming at developing new runtimes have to design all the runtime mechanisms for managing dynamically typed objects from scratch.  ...  Acknowledgments We thank all members of the Virtual Machine Research Group at Oracle Labs, as well as the Institute for System Software at the Johannes Kepler University Linz, for their support and contributions  ... 
doi:10.1145/2647508.2647517 dblp:conf/pppj/WossWBSHM14 fatcat:fbs4jxnnsjbk3pgntvsnzunezu

Storage hierarchy systems

Harry Katzan
1971 Proceedings of the May 18-20, 1971, spring joint computer conference on - AFIPS '71 (Spring)  
Storage management systems such as virtual memory that are used by the programmer. 3.  ...  However, the notion of a storage hierarchy is not new and has been used previously with regard to storage management by an operating system 1 ,2 and for efficient use of mass storage devices.  ... 
doi:10.1145/1478786.1478833 dblp:conf/afips/Katzan71 fatcat:aqau3l37azcc3ofspgt5sqft2i

Computer systems research at HP labs

Jeffrey C. Mogul, Jay J. Wylie
2009 ACM SIGOPS Operating Systems Review  
Many research projects depend on the creation and analysis of large trace files; traces can also be useful for various system management tasks and for understanding or visualizing various aspects of a  ...  Traditional database workload management approaches, however, depend on accurate querycompile-time estimates. Dayal et al. present an approach to dealing with inaccurate predictions.  ... 
doi:10.1145/1496909.1496912 fatcat:bvzxnbdkcjedhoxye3uj7r2diu

Tuning a virtual storage system

H. A. Anderson, M. Reiser, G. L. Galati
1975 IBM Systems Journal  
A methodology for performance-tuning a virtual storage system is discussed.  ...  Use of the methodology is illus- trated by describing results of a case study involving the 1BM Research Division’s TSS/360 system. Tuning a virtual storage system by H. A. Anderson, Jr., M.  ... 
doi:10.1147/sj.143.0246 fatcat:4t25kxb4zne3jbcusqskih2kvm

Active Storage System

Ritesh Mishra
2018 International Journal for Research in Applied Science and Engineering Technology  
The active storage system collects and then implements the application code for large amounts of data by using the unused processing power of the storage nodes.  ...  This is made possible by the general purpose server and the operating system using memory resources of the underlying processor and storage nodes I.  ...  , issues. 3) Failure recovery 4) Dependent management system V.  ... 
doi:10.22214/ijraset.2018.6083 fatcat:z4ii73b42rdydpcsm2qt6mdjfy

Operating system support for multimedia systems

T. Plagemann, V. Goebel, P. Halvorsen, O. Anshus
2000 Computer Communications  
There are multiple examples of systems using this approach, e.g., FFS [Leffler et al. 90], Randomized I/O (RIO) [Santos et al. 98], Shark [Haskin 93], Tiger Shark [Haskin et al. 96], and the combination  ...  An integration layer may provide transparent access to the data handled by the different subfile systems.  ...  To evaluate and compare performance and functionality of new approaches, more detailed performance measurements and analysis are necessary.  ... 
doi:10.1016/s0140-3664(99)00180-2 fatcat:wmr4vqndazezjlocfa5kvtggxe

Containerized Batch System Monitoring

Andreas Gellrich, Thomas Hartmann, Birgit Lewendel, David Prelogović, Christian Voss, A. Forti, L. Betev, M. Litmaath, O. Smirnova, P. Hristov
2019 EPJ Web of Conferences  
By concentrating on the basic kernel features also used by containers frameworks, we envisage to use the same tools on non-containerized batch systems as well as container orchestrators.  ...  Running a batch system for grid jobs and for local users, we investigate a generic solution to monitor the resource usages of jobs.  ...  For both use cases, visual job profiling simplifies the analysis and debugging of performance and failures.  ... 
doi:10.1051/epjconf/201921407008 fatcat:sityfs3nn5bkpkyqcwqotd4g2a

The NOAO Data Lab virtual storage system

Matthew J. Graham, Michael J. Fitzpatrick, Patrick Norris, Kenneth J. Mighell, Knut Olsen, Elizabeth B. Stobie, Stephen T. Ridgway, Adam S. Bolton, Abhijit Saha, Lijuan W. Huang, Gianluca Chiozzi, Juan C. Guzman
2016 Software and Cyberinfrastructure for Astronomy IV  
A key component of them is a distributed storage system to enable data hosting, sharing, and publication.  ...  VOSpace 1 is a lightweight interface providing network access to arbitrary backend storage solutions and endorsed by the International Virtual Observatory Alliance (IVOA).  ...  VIRTUAL COLLABORATIVE STORAGE The science use cases for the Data Lab define two main motivations for providing a large virtual storage capability: (i) analysis services need to save intermediate results  ... 
doi:10.1117/12.2233306 fatcat:hgftbzevpjdgnkqq4l765uctni

Virtual System Environments [chapter]

Geoffroy Vallée, Thomas Naughton, Hong Ong, Anand Tikotekar, Christian Engelmann, Wesley Bland, Ferrol Aderholdt, Stephen L. Scott
2008 Communications in Computer and Information Science  
We therefore present an integrated tool for the definition and deployment of VSEs on top of traditional and virtual (i.e., using system-level virtualization) execution platforms.  ...  Distributed and parallel systems are typically managed with "static" settings: the operating system (OS) and the runtime environment (RTE) are specified at a given time and cannot be changed to fit an  ...  Both approaches use virtualization to assist with portability and enhance usability.  ... 
doi:10.1007/978-3-540-88708-9_7 fatcat:njlh6gygrveeli2ki23nqoxio4

Ether: Infer from systems primitives to create systems APIs

Fotis Nikolaidis
2021 Zenodo  
This document provides a set of basic APIs required for the development of a storage system.  ...  It provides technological aspects that include interaction with storage endpoints (e.g, block devices, filesystems, cloud), data processing services (e.g, compress, strip, erasure coding), and coordination  ...  We summarized our findings on an 'atlas' of functionalities that collectively constitute a storage system.  ... 
doi:10.5281/zenodo.6414992 fatcat:ka2xe5xjnzfpxpfapzhvbl5ctm
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