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ExpressCluster X 2.0 for Windows Reference Guide - Nec

ExpressCluster X 2.0 for Windows Reference Guide - Nec

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Section I Detailed functions of <strong>ExpressCluster</strong><br />

Starting the applications or services (armload command)<br />

Notes (1) This command can be specified only in scripts.<br />

(2) When you start the application with GUIs without specifying an<br />

account, select Allow service to interact with desktop on the<br />

<strong>ExpressCluster</strong> Server service. When not selected, GUIs of the<br />

application are not displayed.<br />

(3) When you specify a user account, it should have “local logon”<br />

permission. For in<strong>for</strong>mation on the user permissions, see the help of<br />

the domain user administrator.<br />

When you specify the domain of an account explicitly, specify the<br />

following. Note that the domain name and the user name should be<br />

within 15 characters.<br />

When the account is a local administrator:<br />

armload watchid /u administrator ap.exe<br />

When the account is a domain\administrator:<br />

armload watchid /u domain\administrator ap.exe<br />

(4) When you use the monitoring function (/M option) of the<br />

ARMLOAD command, specify Dr. Watson (DRWTSN32.EXE) as<br />

a default debugger used by the operating system.<br />

To check this setting, go to the registry<br />

\\HKEY_LOCAL_MACHINE\Software\Microsoft\<br />

<strong>Windows</strong> NT\CurrentVersion\AeDebug<br />

and find the value with the name “Debugger” or “Auto.”<br />

Check if the value of “Auto” is set to 1, and “Debugger” to<br />

“DRWTSN32.”<br />

When the setting values are different from those, change the settings<br />

to use Dr.Watson in addition to the default debugger you are using.<br />

For this setting, start Dr.Watson by running the drwtsn32 –i<br />

command on the command prompt.<br />

At OS installation, the value of “Auto” is set to 1, and “Debugger”<br />

to “DRWTSN32.”<br />

(5) Applications not suitable <strong>for</strong> ARMLOAD monitoring function<br />

The applications whose processes do not stay resident persistently<br />

are not suitable <strong>for</strong> the process monitoring (*). Since the process<br />

monitoring is assumed to monitor processes that stay persistently<br />

and do not terminate by themselves, it determines that an error<br />

occurs on an application when the started process is terminated.<br />

(*) The following applications are examples:<br />

An application whose process started by ARMLOAD does not stay<br />

resident persistently<br />

An application whose process started by ARMLOAD starts its child<br />

process, and the process started first does not stay resident<br />

persistently (ARMLOAD only monitors the process it started)<br />

(6) The application that requires GUIs may be terminated when it is<br />

started by the ARMLOAD command and logged off. To prevent the<br />

application from being terminated, start it with an account (/U<br />

option).<br />

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