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getNumRanks

RankInfo getNumRanks() const;

Availability: Component, SubComponent, ComponentExtension

Get the number of ranks and threads-per-rank that SST is using.

Parameters​

  • returns (RankInfo) The number of ranks and threads used by SST

Example​

#include <sst/core/component.h>

// Example event handler in a component
void example::handleEvent(SST::Event* ev) {
    RankInfo myInfo = getRank();
    RankInfo sstInfo = getNumRanks();
    output.output("I am located on rank %d of %d. There are %d threads on each rank and I am on thread %d\n",
        myInfo.rank, sstInfo.rank, sstInfo.thread, myInfo.thread);
}
#include <sst/core/component.h> // or
#include <sst/core/subcomponent.h> // or
#include <sst/core/componentExtension.h>