Subsystem for UNIX-based Applications -- Psxrun utility

Applies To: Windows Server 2008

Subsystem for UNIX-based Applications (SUA) uses the psxrun command-line utility to start an SUA process without the need for a controlling terminal. The program psxrun.exe is a Win32 application that queues POSIX processes that must access the Windows Service Control Manager.

When you use either the Windows Services utility or the Subsystem for UNIX-based Applications service utility to terminate a service, the program psxrun.exe sends a SIGTERM signal to the service.


The following is a list of all aspects that are part of this managed entity:

Name Description

Psxrun Availability

Subsystem for UNIX-based ApplicationsĀ (SUA) Psxrun Availability indicates the ability of the Psxrun utility to start and run SUA processes.

Problems that can occur with Psxrun Availability include API call failures, incorrect path names or command line parameters, and low virtual memory.

Subsystem for UNIX-based Applications