Function printMemoryInfo

quest/src/api/qureg.cpp:245–265

void printMemoryInfo(Qureg qureg) {

    using namespace printer_substrings;

    size_t localArrayMem = mem_getLocalQuregMemoryRequired(qureg.numAmpsPerNode);
    string localMemStr = printer_getMemoryWithUnitStr(localArrayMem) + (qureg.isDistributed? pn : "");

    // precondition: no reportable fields are at risk of overflow as a qindex
    // type, EXCEPT aggregate total memory between distributed nodes (in bytes)
    qindex globalTotalMem = mem_getTotalGlobalMemoryUsed(qureg);
    string globalMemStr = (globalTotalMem == 0)? "overflowed" : printer_getMemoryWithUnitStr(globalTotalMem);

    print_table(
        "memory", {
        {"cpuAmps",       mem_isAllocated(qureg.cpuAmps)?       localMemStr : na},
        {"gpuAmps",       mem_isAllocated(qureg.gpuAmps)?       localMemStr : na},
        {"cpuCommBuffer", mem_isAllocated(qureg.cpuCommBuffer)? localMemStr : na},
        {"gpuCommBuffer", mem_isAllocated(qureg.gpuCommBuffer)? localMemStr : na},
        {"globalTotal",   globalMemStr},
    });
}