How To...

Changing xterm Options (FlowTracer)

The property VXT_XTERM allows you to override the xterm binary and xterm options (such as color, header, font) when using a runmode xterm_open or xterm_icon. See also the related property VXT_LOG. For example...

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Suspend and resume job scheduling (NetworkComputer)

You may wish to stop the scheduler, for example to perform maintenance. There are many ways to do this, but the best way is to use a capability built into the API, called vtk_server_config. 1. To suspend th...

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Use vovreconciled to Release Resources Unused by Jobs (NetworkComputer)

Occasionally, jobs request resources, but don't use them. For resources that are in short supply, this can prevent legitimate jobs from running, because the resources are unavailable. In this case, you must tra...

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Restart a failed job from the command line (NetworkComputer)

Run the command: % nc rerun -f -p 5 JOBID

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VOV: Change the Server Working Dir (SWD) in running clients/slaves

To change the SWD, perform the following steps: 1. On the vovserver host, use the current directory path: % vovserverdir -m 2. Run the following command: # vtk_swd_set <symbolic> <path> S...

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Set a reservation before vovslave is started (NetworkComputer)

In NetworkComputer, as soon as a vovslave starts up, the vovserver can send jobs to it. At times, you may want to prevent this from happening, for example when adding new machines. To do so, perform the follow...

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VOV: Change a vovproject owner

Changing the ownership of a Runtime installation is straightforward, but a little involved, because the RTDA software has a notion of ownership in addition to the filesystem ownership. This example is for Lice...

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VOV: About renaming a project

A vovproject is a collection of jobs and files managed by a given vovserver process. The command-line utility vovproject is used to manage VOV projects, and is used also from within the lmmgr and ncmgr command...

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VOV: Find smart sets in vovserver

There are three types of sets in vovserver: 1. Enumerated sets, which are an unordered collection of object IDs. 2. Rule-based sets, which are defined by a selection rule expression; set membership is computed...

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Manage number of running jobs per user (NetworkComputer)

The command line submitted to NetworkComputer is run under the control of a wrapper program, which is usually vw. The vw wrapper sets up the stdin streams for the submitted job and actually starts them by calli...

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