MATLAB DISTRIBUTED COMPUTING SERVER 4 - SYSTEM ADMINISTRATORS GUIDE Manual do Utilizador

2Network AdministrationThis chapter provides information useful for network administration ofParallel Computing Toolbox software and MATLAB Distribute

2 Network AdministrationIf you have more than one worker session running, you can stop each ofthem individually by host and name.stopworker -name work

Shutting Down a Job Manager ConfigurationMicrosoft Windows Operating SystemsStopping the Job Manager and WorkersEnter the commands of this section at

2 Network Administrationservice while leaving the machine on, enter the following commands at aDOS command prompt:cd matlabroot\toolbox\distcomp\binmd

Customizing Server ServicesCustomizing Server ServicesIn this section...“DeÞning the Script Defaults” on page 2-13“Overriding the Script Defaults” on

2 Network AdministrationNote If you want to run more than one job manager on the same machine,they must all have unique names. Specify the names using

Customizing Server ServicesOverriding the Script DefaultsSpecifying an Alternative Defaults FileThe default parameters used by the mdce service, job m

2 Network AdministrationStarting in a Clean StateWhen a job manager or worker starts up, it normally resumes its session fromthe past. This way, a job

Accessing Service Record FilesAccessing Service Record FilesIn this section...“Locating Log Files” on page 2-17“Locating Checkpoint Directories” on pa

2 Network AdministrationLocating Checkpoint DirectoriesCheckpoint directories contain information related to persistence data, whichthe server service

TroubleshootingTroubleshootingIn this section...“License Errors” on page 2-19“Verifying Multicast Communications” on page 2-21“Memory Errors on UNIX O

2 Network AdministrationPreparing for Parallel ComputingIn this section...“Before You Start” on page 2-2“Planning Your Network Layout” on page 2-2“Net

2 Network Administration• If you receive this error when starting a worker with MATLAB DistributedComputing Server software:- You may be calling the s

Troubleshooting- If you installed only the Parallel Computing Toolbox product, and youare attempting to run a worker on the same machine, you will rec

2 Network Administrationm.startListeningThread;0 : host1name : 01 : host2name : 0From a shell prompt, type (assuming that java is on your path)java -c

TroubleshootingRequired PortsUsing a Job ManagerBASE_PORT. The mdce_def Þle speciÞes and describes the ports requiredby the job manager and all worker

2 Network AdministrationEphemeral TCP Ports with Job ManagerIf you use the jobmanager on a cluster of nodes running Windows operatingsystems, you must

Preparing for Parallel ComputingSession Product ProcessesClient Parallel ComputingToolboxMATLAB with toolboxWorkerMATLAB DistributedComputing Serverwo

2 Network AdministrationSecurity ConsiderationsThe parallel computing products do not provide any security measures.Therefore, be aware of the followi

Installing and ConfiguringInstalling and ConfiguringTo Þnd the most up-to-date instructions for installing and conÞguringthe current or past versions

2 Network AdministrationUsing a Different MPI Build on UNIX Operating SystemsIn this section...“Building MPI” on page 2-6“Using Your MPI Build” on pag

Using a Different MPI Build on UNIX®Operating Systems1 Test your build by running the mpiexec executable. The build should beready to test if its bin/

2 Network Administrationany), together. Set the conÞguration’s MpiexecFileName property to/opt/mpich2/mpich2-1.0.8/bin/mpiexec.• If you are using a ge

Shutting Down a Job Manager ConfigurationShutting Down a Job Manager ConfigurationIn this section...“UNIX and Macintosh Operating Systems” on page 2-9