flux_shell_get_taskmap(3)

SYNOPSIS

#include <flux/shell.h>
#include <errno.h>

const struct taskmap * flux_shell_get_taskmap (flux_shell_t *shell);

Link with -lflux-core.

DESCRIPTION

flux_shell_get_taskmap() returns the current shell task map. The task map can be used to map job task ranks to node IDs and get the set of tasks assigned to any node ID. The struct taskmap object can be queried via the functions exported in libflux-taskmap.so.

RETURN VALUE

This function returns a pointer to the shell's internal struct taskmap or NULL on failure with errno set.

ERRORS

EINVAL: if shell is NULL or the function is called before the initial taskmap is set by the shell.

RESOURCES

Flux: http://flux-framework.org

Flux RFC: https://flux-framework.readthedocs.io/projects/flux-rfc

FLUX RFC

34/Flux Task Map