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Fix a crash when unknown worker registering to raylet (#4992)

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Qing Wang 2019-06-17 13:34:23 +08:00 • committed by Hao Chen
parent 05e2748070
commit b08765a08b
1 changed files with 4 additions and 1 deletions
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5
src/ray/raylet/worker_pool.cc
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@ -164,7 +164,10 @@ void WorkerPool::RegisterWorker(const std::shared_ptr<Worker> &worker) {
state.registered_workers.insert(std::move(worker)); state.registered_workers.insert(std::move(worker));
auto it = state.starting_worker_processes.find(pid); auto it = state.starting_worker_processes.find(pid);
RAY_CHECK(it != state.starting_worker_processes.end()); if (it == state.starting_worker_processes.end()) {
RAY_LOG(WARNING) << "Received a register request from an unknown worker " << pid;
return;
}
it->second--; it->second--;
if (it->second == 0) { if (it->second == 0) {
state.starting_worker_processes.erase(it); state.starting_worker_processes.erase(it);