MATLAB DISTRIBUTED COMPUTING SERVER 4 - SYSTEM ADMINISTRATORS GUIDE Manual de usuario descargar pdf (Pagina 37)

Set MJS Cluster Security

In this section...

“Set the Security Level” on page 2-19

“Local, MJS, and Network Passwords” on page 2-21

“Set Secure Communication” on page 2-21

Set the Security Level

YousetthejobmanagerorMJSsecuritylevelwiththeSECURITY_LEV EL

parameter in the mdce_def file before starting the mdce service on your

cluster nodes. The

mdce_def file ind ica tes what v alues are allowed, and

briefly describes each security level.

The following table describes the available security levels for accessing an

MJS and its jobs.

Securit

Level

Descrip

tion

User Req

uirements

No security.

• Any user can access any job.

• Tasks run as the user who started the

mdce process on the worker machines

(typically root or Local System).

• This is the default, and is the behavior

in all releases prior to R2010b.

• Jobs are

associated with the d efau lt

user na

me of the programmer, but no

protec

tion is provided.

Jobs are identified w ith the submitting

user.

• Any user can access any job; a dialog

warns if the accessed job belongs to

another user.

• A dialo g r eq uires you to establish a

user name when you first access the

job man ager.

• Your job manager (MJS) user

name does not have to match your

system/network user name.

2-19

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MATLAB DISTRIBUTED COMPUTING SERVER 4 - SYSTEM ADMINISTRATORS GUIDE Manual de usuario Pagina 37

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