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[cluster] keep track of TB hits cluster-wide.

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This commit is contained in:
Joost VandeVondele
2018-12-25 09:15:39 +01:00
committed by Stéphane Nicolet
parent fb5c1f5bf5
commit 7a32d26d5f
3 changed files with 19 additions and 3 deletions
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src/cluster.cpp
+16 -2
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@@ -41,11 +41,12 @@ static int world_size = 0;
static MPI_Request reqSignals = MPI_REQUEST_NULL;
static uint64_t signalsCallCounter = 0;
enum Signals : int { SIG_NODES = 0, SIG_STOP = 1, SIG_NB = 2};
enum Signals : int { SIG_NODES = 0, SIG_STOP = 1, SIG_TB = 2, SIG_NB = 3};
static uint64_t signalsSend[SIG_NB] = {};
static uint64_t signalsRecv[SIG_NB] = {};
static uint64_t nodesSearchedOthers = 0;
static uint64_t tbHitsOthers = 0;
static uint64_t stopSignalsPosted = 0;
static MPI_Comm InputComm = MPI_COMM_NULL;
@@ -155,6 +156,7 @@ bool getline(std::istream& input, std::string& str) {
void signals_send() {
signalsSend[SIG_NODES] = Threads.nodes_searched();
signalsSend[SIG_TB] = Threads.tb_hits();
signalsSend[SIG_STOP] = Threads.stop;
MPI_Iallreduce(signalsSend, signalsRecv, SIG_NB, MPI_UINT64_T,
MPI_SUM, signalsComm, &reqSignals);
@@ -164,6 +166,7 @@ void signals_send() {
void signals_process() {
nodesSearchedOthers = signalsRecv[SIG_NODES] - signalsSend[SIG_NODES];
tbHitsOthers = signalsRecv[SIG_TB] - signalsSend[SIG_TB];
stopSignalsPosted = signalsRecv[SIG_STOP];
if (signalsRecv[SIG_STOP] > 0)
Threads.stop = true;
@@ -190,9 +193,10 @@ void signals_sync() {
void signals_init() {
stopSignalsPosted = nodesSearchedOthers = 0;
stopSignalsPosted = tbHitsOthers = nodesSearchedOthers = 0;
signalsSend[SIG_NODES] = signalsRecv[SIG_NODES] = 0;
signalsSend[SIG_TB] = signalsRecv[SIG_TB] = 0;
signalsSend[SIG_STOP] = signalsRecv[SIG_STOP] = 0;
}
@@ -318,6 +322,11 @@ uint64_t nodes_searched() {
return nodesSearchedOthers + Threads.nodes_searched();
}
uint64_t tb_hits() {
return tbHitsOthers + Threads.tb_hits();
}
}
#else
@@ -332,6 +341,11 @@ uint64_t nodes_searched() {
return Threads.nodes_searched();
}
uint64_t tb_hits() {
return Threads.tb_hits();
}
}
#endif // USE_MPI