void
Mgr::computePartners()
{
StringToADescMap metricsIncl;
StringToADescMap metricsExcl;
// -------------------------------------------------------
// populate maps
// -------------------------------------------------------
for (uint i = 0; i < m_metrics.size(); ++i) {
Metric::ADesc* m = m_metrics[i];
string nm = m->namePfxBaseSfx();
StringToADescMap* metricsMap = NULL;
switch (m->type()) {
case ADesc::TyIncl: metricsMap = &metricsIncl; break;
case ADesc::TyExcl: metricsMap = &metricsExcl; break;
default: break;
}
if (metricsMap) {
DIAG_MsgIf(0, "Metric::Mgr::computePartners: insert: " << nm
<< " [" << m->name() << "]");
std::pair<StringToADescMap::iterator, bool> ret =
metricsMap->insert(make_pair(nm, m));
DIAG_Assert(ret.second, "Metric::Mgr::computePartners: Found duplicate entry inserting:\n\t" << m->toString() << "\nOther entry:\n\t" << ret.first->second->toString());
}
}
// -------------------------------------------------------
// find partners
// -------------------------------------------------------
for (uint i = 0; i < m_metrics.size(); ++i) {
Metric::ADesc* m = m_metrics[i];
string nm = m->namePfxBaseSfx();
StringToADescMap* metricsMap = NULL;
switch (m->type()) {
case ADesc::TyIncl: metricsMap = &metricsExcl; break;
case ADesc::TyExcl: metricsMap = &metricsIncl; break;
default: break;
}
if (metricsMap) {
StringToADescMap::iterator it = metricsMap->find(nm);
if (it != metricsMap->end()) {
Metric::ADesc* partner = it->second;
m->partner(partner);
DIAG_MsgIf(0, "Metric::Mgr::computePartners: found: "
<< m->name() << " -> " << partner->name());
}
}
}
}
// make: ...temporary holding pattern...
void
MPIBlameShiftIdlenessFact::make(Prof::CallPath::Profile& prof)
{
using namespace Prof;
// ------------------------------------------------------------
// Create destination metric descriptors and mapping from source
// metrics to destination metrics
// ------------------------------------------------------------
std::vector<uint> metricSrcIds;
std::vector<uint> metricBalanceIds;
std::vector<uint> metricImbalInclIds, metricImbalExclIds;
std::vector<uint> metricIdleInclIds;
Metric::Mgr* metricMgr = prof.metricMgr();
uint numMetrics_orig = metricMgr->size();
for (uint mId = 0; mId < numMetrics_orig; ++mId) {
Metric::ADesc* m = metricMgr->metric(mId);
// find main source metric
if (MetricComponentsFact::isTimeMetric(m)
&& MetricComponentsFact::isDerivedMetric(m, s_sum)
&& m->type() == Metric::ADesc::TyIncl
&& m->isVisible() /* not a temporary */) {
DIAG_Assert(m->computedType() == Prof::Metric::ADesc::ComputedTy_NonFinal,
DIAG_UnexpectedInput);
metricSrcIds.push_back(m->id());
// FIXME: For now we use only Metric::ADesc::DerivedIncrDesc()
// We should also support Metric::ADesc::DerivedDesc()
DIAG_Assert(typeid(*m) == typeid(Metric::DerivedIncrDesc), DIAG_UnexpectedInput);
Metric::DerivedIncrDesc* m_imbalIncl =
static_cast<Metric::DerivedIncrDesc*>(m->clone());
m_imbalIncl->nameBase("imbalance" + s_sum);
m_imbalIncl->description("imbalance for MPI SPMD executions");
m_imbalIncl->expr(new Metric::SumIncr(Metric::IData::npos, // FIXME:Sum
Metric::IData::npos));
Metric::DerivedIncrDesc* m_imbalExcl =
static_cast<Metric::DerivedIncrDesc*>(m_imbalIncl->clone());
m_imbalExcl->type(Metric::ADesc::TyExcl);
m_imbalExcl->expr(new Metric::SumIncr(Metric::IData::npos,
Metric::IData::npos));
m_imbalIncl->partner(m_imbalExcl);
m_imbalExcl->partner(m_imbalIncl);
Metric::DerivedIncrDesc* m_idleIncl =
static_cast<Metric::DerivedIncrDesc*>(m->clone());
m_idleIncl->nameBase("idleness" + s_sum);
m_idleIncl->description("idleness for MPI executions");
m_idleIncl->partner(NULL);
m_idleIncl->expr(new Metric::SumIncr(Metric::IData::npos, // FIXME:Sum
Metric::IData::npos));
metricMgr->insert(m_imbalIncl);
metricMgr->insert(m_imbalExcl);
metricMgr->insert(m_idleIncl);
m_imbalIncl->expr()->accumId(m_imbalIncl->id());
m_imbalExcl->expr()->accumId(m_imbalExcl->id());
m_idleIncl->expr()->accumId(m_idleIncl->id());
DIAG_Assert(m_imbalIncl->id() >= numMetrics_orig && m_imbalExcl->id() >= numMetrics_orig, "Currently, we assume new metrics are added at the end of the metric vector.");
metricImbalInclIds.push_back(m_imbalIncl->id());
metricImbalExclIds.push_back(m_imbalExcl->id());
metricIdleInclIds.push_back(m_idleIncl->id());
}
// find secondary source metric
if (MetricComponentsFact::isTimeMetric(m)
&& MetricComponentsFact::isDerivedMetric(m, s_cfvar)
&& m->type() == Metric::ADesc::TyIncl
&& m->isVisible() /* not a temporary */) {
DIAG_Assert(m->computedType() == Prof::Metric::ADesc::ComputedTy_NonFinal,
DIAG_UnexpectedInput);
metricBalanceIds.push_back(m->id());
}
}
DIAG_Assert(metricSrcIds.size() == metricBalanceIds.size(), DIAG_UnexpectedInput);
if (metricSrcIds.empty()) {
return;
}
// ------------------------------------------------------------
// Create values for metric components
// ------------------------------------------------------------
// Note that metrics are non-finalized!
CCT::ANode* cctRoot = prof.cct()->root();
uint metricBalancedId = metricBalanceIds[0];
Metric::AExprIncr* metricBalancedExpr = dynamic_cast<Metric::DerivedIncrDesc*>(metricMgr->metric(metricBalancedId))->expr();
Metric::IData cctRoot_mdata(*cctRoot);
metricBalancedExpr->finalize(cctRoot_mdata);
double balancedThreshold = 1.2 * cctRoot_mdata.demandMetric(metricBalancedId);
makeMetrics(cctRoot, metricSrcIds,
metricImbalInclIds, metricImbalExclIds, metricIdleInclIds,
metricBalancedId, metricBalancedExpr, balancedThreshold,
NULL, NULL);
VMAIntervalSet metricDstInclIdSet;
for (uint i = 0; i < metricImbalInclIds.size(); ++i) {
uint mId = metricImbalInclIds[i];
metricDstInclIdSet.insert(VMAInterval(mId, mId + 1)); // [ )
mId = metricIdleInclIds[i];
metricDstInclIdSet.insert(VMAInterval(mId, mId + 1)); // [ )
}
cctRoot->aggregateMetricsIncl(metricDstInclIdSet);
}
