Grid Toolkits Globus , Condor, BOINC, Xgrid. Young Suk Moon. Grid Requirements. Resource sharing / coordination Resource discovery / management Job managements Security Delegation Monitoring Communication Interoperability. Comparison to OS. Needs for Grid Application Developments. - PowerPoint PPT Presentation
Grid Security
Grid ToolkitsGlobus, Condor, BOINC, XgridYoung Suk Moon
Grid RequirementsResource sharing / coordinationResource
discovery / managementJob
managementsSecurityDelegationMonitoringCommunicationInteroperability
http://grid.rit.edu2Comparison to OSGrid
RequirementsGridOSResource sharing/coordinationGIIS, GRRPMain
memory (heap area)Resource discovery/managementGRAMFile systemsJob
managementQueuing SystemsIR (Instruction Register), process
schedulingSecurityGSIPermissionsMonitoringGMAStandard
outputCommunicationvia network systemsBuses on computer
boardhttp://grid.rit.edu3Needs for Grid Application
DevelopmentsStandardized mechanismsAPIs / SDKs for Grid
protocols
http://grid.rit.edu4Grid ToolkitsGrid ToolkitsCategoryGlobus
ToolkitGrid ComputingCondorCluster ComputingCondor-GGrid
ComputingBOINCPublic-Resource ComputingXgridCluster
Computinghttp://grid.rit.edu5Globus ToolkitOpen-source
projectSoftware toolkit for Grid applicationsBeing developed by the
Globus Alliancewww.globus.org
http://grid.rit.edu6Globus Toolkit RequirementsResource location
& allocationCommunicationsUnified resource information
serviceAuthentication interfaceProcess creationData access
http://grid.rit.edu7Reference: from the slide Globus: A
Metacomputing Infrastructure Toolkit. p.12.Grid Architecture &
Globus: Fabric Layerhttp://grid.rit.edu8Access to the
resourcesComputational resourcesStorage resourcesNetwork
resourcesGlobus uses existing fabric componentsIf they do not
exist, GT provides the missing components.
Grid Protocol
ArchitectureCollectiveResourceConnectivityFabricApplicationGrid
Architecture & Globus: Connectivity Layer -
1http://grid.rit.edu9Defines communication & authentication
protocolsTransport, routing, namingVerify users &
resourcesGlobus Toolkit : Grid Security Infrastructure
(GSI)Public-key basedX.509
Grid Protocol
ArchitectureCollectiveResourceConnectivityFabricApplicationGrid
Architecture & Globus: Connectivity Layer - 2Grid Security
RequirementsSingle sign onDelegationIntegration with various local
security solutionsUser-based trust relationships
http://grid.rit.edu10Grid Architecture & Globus: Resource
Layerhttp://grid.rit.edu11Resource managementsInformation
protocolsManagement protocols (process creation, data access)Globus
ToolkitGrid Resource Information Protocol (GRIP)Grid Resource
Access and Management (GRAM)GridFTPLightweight Directory Access
Protocol (LDAP)Grid Protocol
ArchitectureCollectiveResourceConnectivityFabricApplicationGrid
Architecture & Globus: Collective
Layerhttp://grid.rit.edu12Access to global resourcesResource
discoveryTask schedulingMonitoringAuthorizationGlobus Toolkit: Meta
Directory ServiceGrid Information Index Services (GIISs)Grid
Resource Registration Protocol (GRRP)Grid Protocol
ArchitectureCollectiveResourceConnectivityFabricApplicationCondorCluster
computing toolkitDeveloped at University of WisconsinRuns on
various Operating SystemsProvidesJob queuingScheduling policy (job
allocation, migrations, etc.)Resource monitoringResource
management
http://grid.rit.edu13Condor ArchitectureA central managerDetects
idle machinesMatches job requirements to available resourcesSubmit
machinesOnly submit jobsFull Install machinesSubmit & run
jobshttp://grid.rit.edu14ClusterCentral ManagerSubmitFull
InstallFull InstallSubmitFull InstallCondor -
Flockinghttp://grid.rit.edu15Cluster ACluster BSubmit JobRun JobNo
available resourcesin cluster ASend the jobto cluster BRun the job
in cluster BCondor-GGrid computingUsing the Globus ToolkitCan
access a Globus Grid
http://grid.rit.edu16XgridA Mac OS X
applicationSecurityExtendabilityA plug-in architectureEase of
use
http://grid.rit.edu17http://www.macresearch.org/xgrid-leopard-good-bad-ugly-and-new-stuffHow
Xgrid is usedAd hoc participationPrograms are run at idle
computersDedicated GridComputers are dedicated for programs
http://grid.rit.edu18Xgrid ArchitectureAgentRuns a job
(dedicated mode, screensaver mode)ControllerQueues tasks,
scheduling, handles failoverClientSubmits jobs to the
controller
http://grid.rit.edu19Xgrid ArchitecturePlug-insFor specific
functionalitiesNetworkingBEEP (The Blocks Extensible Exchange
Protocol) http://www.beepcore.org/SecurityXgrid requires a
passwordMD5 hash
http://grid.rit.edu20BOINCStands for Berkeley Open
Infrastructure for Network ComputingPublic-resource computingAlso
known as peer-to-peer computingDifferent from Grid computingGrid:
resources are owned by organizations (universities, research labs,
etc.)Public-resource: resources are owned by individuals
http://grid.rit.edu21BOINC - participantsGive credits to
participantsNeed participants to make a more capable systemMeter
contributions (computation, storage, network transfer,
etc.)Participants are interested in their rankings
http://grid.rit.edu22BOINC -
[email protected]@[email protected]@homeCERN
[email protected]/Intel study of Internet resources
http://grid.rit.edu23BOINC - FeaturesComponentsA master URL,
scheduling servers, data serversTools (Python scripts, C++
interfaces)Redundant computingDetects errors and compute
againFailure / backoffCongestion controlLocal scheduling
http://grid.rit.edu24ReferencesGlobus Website:
www.globus.orgPresentation Slides, The Globus Project TM, The Grid
and Globus. Argonne National Laboratory, JSC Information Sciences
Institute.
users.sdsc.edu/~ludaesch/ECS289F-W05/ECS289F-W05-16-globus.pdfPresentation
Slides, Harhad, F, Globus: A Metacomputing Infrastructure Toolkit.
International Journal of Supercomputer Applications, 11(2):115-128,
1997. www.cct.lsu.edu/~kosar/csc7700/slides/Lecture05a.pdfFoster,
I., Kesselman, C. and Tuecke, S. The Anatomy of the Grid: Enabling
Scalable Virtual Organizations. International Journal of High
Performance Computing Applications, 15 (3). 200-222. 2001.Habib, I.
Getting started with condor. Linux J., 2006(149), 2. Website:
http://www.linuxjournal.com/node/9058/printCondor Website:
http://www.cs.wisc.edu/condor/Anderson, D.P. BONIC: a system for
public-resource computing and storage. Grid Computing, Proceedings.
Fifth IEEE/ACM International Workshop on, 4-10. 2004.Xgrid Guide
Apple Computer, Inc. 1 Infinite Loop, Cupertino, CA 95014. March
17. 2004.http://grid.rit.edu25
