Cowardice = 100
Min Split Depth = 0
Threads = 1
-Idle Threads Sleep = true
Hash = 128
Ponder = true
OwnBook = false
for (size_t i = 0; i < Threads.size(); ++i)
Threads[i]->maxPly = 0;
- Threads.sleepWhileIdle = Options["Idle Threads Sleep"];
Threads.timer->run = true;
Threads.timer->notify_one(); // Wake up the recurring timer
id_loop(RootPos); // Let's start searching !
Threads.timer->run = false; // Stop the timer
- Threads.sleepWhileIdle = true; // Send idle threads to sleep
if (Options["Write Search Log"])
{
{
// If we are not searching, wait for a condition to be signaled instead of
// wasting CPU time polling for work.
- while ((!searching && Threads.sleepWhileIdle) || exit)
+ while (!searching || exit)
{
if (exit)
{
// Wake up the master thread so to allow it to return from the idle
// loop in case we are the last slave of the split point.
- if ( Threads.sleepWhileIdle
- && this != sp->masterThread
+ if ( this != sp->masterThread
&& sp->slavesMask.none())
{
assert(!sp->masterThread->searching);
// init() is called at startup to create and launch requested threads, that will
-// go immediately to sleep due to 'sleepWhileIdle' set to true. We cannot use
-// a c'tor because Threads is a static object and we need a fully initialized
-// engine at this point due to allocation of Endgames in Thread c'tor.
+// go immediately to sleep. We cannot use a c'tor because Threads is a static
+// object and we need a fully initialized engine at this point due to allocation
+// of Endgames in Thread c'tor.
void ThreadPool::init() {
- sleepWhileIdle = true;
timer = new_thread<TimerThread>();
push_back(new_thread<MainThread>());
read_uci_options();
void wait_for_think_finished();
void start_thinking(const Position&, const Search::LimitsType&, Search::StateStackPtr&);
- bool sleepWhileIdle;
Depth minimumSplitDepth;
Mutex mutex;
ConditionVariable sleepCondition;
o["Cowardice"] << Option(100, 0, 200, on_eval);
o["Min Split Depth"] << Option(0, 0, 12, on_threads);
o["Threads"] << Option(1, 1, MAX_THREADS, on_threads);
- o["Idle Threads Sleep"] << Option(true);
o["Hash"] << Option(32, 1, 16384, on_hash_size);
o["Clear Hash"] << Option(on_clear_hash);
o["Ponder"] << Option(true);