void SessionGroup::addSession(Session* session)
{
_sessions.insert(session,false);
QListIterator<Session*> masterIter(masters());
while ( masterIter.hasNext() )
connectPair(masterIter.next(),session);
}
void SessionGroup::removeSession(Session* session)
{
setMasterStatus(session,false);
QListIterator<Session*> masterIter(masters());
while ( masterIter.hasNext() )
disconnectPair(masterIter.next(),session);
_sessions.remove(session);
}
void SessionGroup::connectAll(bool connect)
{
QListIterator<Session*> masterIter(masters());
while ( masterIter.hasNext() )
{
Session* master = masterIter.next();
QListIterator<Session*> otherIter(_sessions.keys());
while ( otherIter.hasNext() )
{
Session* other = otherIter.next();
if ( other != master )
{
if ( connect )
connectPair(master,other);
else
disconnectPair(master,other);
}
}
}
}
int main(int argc, char* argv[]) {
init(&argc, &argv);
run([]{
double t;
TupleGraph tg;
GRAPPA_TIME_REGION(tuple_time) {
if (FLAGS_path.empty()) {
int64_t NE = (1L << FLAGS_scale) * FLAGS_edgefactor;
tg = TupleGraph::Kronecker(FLAGS_scale, NE, 111, 222);
} else {
LOG(INFO) << "loading " << FLAGS_path;
tg = TupleGraph::Load(FLAGS_path, FLAGS_format);
}
}
LOG(INFO) << tuple_time;
LOG(INFO) << "constructing graph";
t = walltime();
auto g = G::create(tg);
construction_time = walltime()-t;
LOG(INFO) << construction_time;
count = 0;
forall(masters(g), [](G::Vertex& v){
count += v.n_out;
});
CHECK_EQ(count, g->ne);
Metrics::start_tracing();
for (int i = 0; i < FLAGS_trials; i++) {
if (FLAGS_trials > 1) LOG(INFO) << "trial " << i;
forall(g, [](G::Vertex& v){ v->rank = 1.0; });
GRAPPA_TIME_REGION(total_time) {
activate_all(g);
GraphlabEngine<G,PagerankVertexProgram>::run_sync(g);
}
if (i == 0) {
total_time.reset(); // don't count the first one
total_rank = 0;
forall(g, [](G::Vertex& v){ total_rank += v->rank; });
std::cerr << "total_rank: " << total_rank << "\n";
}
}
Metrics::stop_tracing();
LOG(INFO) << total_time;
total_rank = 0;
forall(masters(g), [](G::Vertex& v){ total_rank += v->rank; });
LOG(INFO) << "total_rank: " << total_rank << "\n";
});
