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@@ -547,6 +547,13 @@ configuration files. The default is @code{$HOME} on Unix environments,
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and @code{$USERPROFILE} on Windows environments.
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@end defvr
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+@defvr {Environment variable} STARPU_HOSTNAME
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+When set, force the hostname to be used when dealing performance model
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+files. Models are indexed by machine name. When running for example on
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+a homogenenous cluster, it is possible to share the models between
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+machines by setting @code{export STARPU_HOSTNAME=some_global_name}.
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+@end defvr
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+
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@defvr {Environment variable} STARPU_OPENCL_PROGRAM_DIR
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@anchor{STARPU_OPENCL_PROGRAM_DIR}
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This specifies the directory where the OpenCL codelet source files are
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