NUMA_memnode_system_mask \- return information about online memory nodes

.nf

.B #include <libNUMA.h>

.BI "int NUMA_memnode_system_mask(size_t " destsize ", memnode_set_t *" dest );

.fi

.BR NUMA_memnode_system_mask ()

sets the bits corresponding to all online memory nodes in

.IR dest

and returns the current number of online memory nodes in the system.

On success

.BR NUMA_memnode_system_mask ()

returns a nonnegative number.

On error, \-1 is returned and

.I errno

is set to indicate the error.

This interface is Linux-specific.

.BR NUMA_cpu_system_mask (3)

.BR NUMA_memnode_system_count (3)