def runtime(self, _from='0'):
        """Generate the set of instructions to install the runtime specific
        components from a build in a previous stage.

        # Examples

        ```python
        o = ofed(...)
        Stage0 += o
        Stage1 += o.runtime()
        ```
        """
        if self.__prefix:
            self.rt += comment('OFED')

            if self.__deppackages:
                self.rt += packages(ospackages=self.__deppackages)

            # Suppress warnings from libibverbs
            self.rt += shell(commands=['mkdir -p /etc/libibverbs.d'])

            self.rt += copy(_from=_from, dest=self.__prefix, src=self.__prefix)
            return str(self.rt)
        else:
            return str(self)
Generate the set of instructions to install the runtime specific
        components from a build in a previous stage.

        # Examples

        ```python
        o = ofed(...)
        Stage0 += o
        Stage1 += o.runtime()
        ```
        
hpccm/building_blocks/ofed.py