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Fix restoration request dedup issues. (#13546)

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SangBin Cho 2021-01-19 15:28:54 -08:00 • committed by GitHub
parent bfe147a6a8
commit e544c008df
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2 changed files with 21 additions and 3 deletions
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4
src/ray/raylet/local_object_manager.cc
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@ -306,6 +306,8 @@ void LocalObjectManager::AsyncRestoreSpilledObject(
// If the same object is restoring, we dedup here.
return;
}
RAY_CHECK(objects_pending_restore_.emplace(object_id).second)
<< "Object dedupe wasn't done properly. Please report if you see this issue.";
io_worker_pool_.PopRestoreWorker([this, object_id, object_url, callback](
std::shared_ptr<WorkerInterface> io_worker) {
auto start_time = absl::GetCurrentTimeNanos();
@ -313,8 +315,6 @@ void LocalObjectManager::AsyncRestoreSpilledObject(
rpc::RestoreSpilledObjectsRequest request;
request.add_spilled_objects_url(std::move(object_url));
request.add_object_ids_to_restore(object_id.Binary());
RAY_CHECK(objects_pending_restore_.emplace(object_id).second)
<< "Object dedupe wasn't done properly. Please report if you see this issue.";
io_worker->rpc_client()->RestoreSpilledObjects(
request,
[this, start_time, object_id, callback, io_worker](

20
src/ray/raylet/test/local_object_manager_test.cc
View file

@ -150,7 +150,7 @@ class MockIOWorkerPool : public IOWorkerPoolInterface {
void PopRestoreWorker(
std::function<void(std::shared_ptr<WorkerInterface>)> callback) override {
callback(io_worker);
restoration_callbacks.push_back(callback);
}
void PopDeleteWorker(
@ -158,6 +158,17 @@ class MockIOWorkerPool : public IOWorkerPoolInterface {
callback(io_worker);
}
bool RestoreWorkerPushed() {
if (restoration_callbacks.size() == 0) {
return false;
}
const auto callback = restoration_callbacks.front();
callback(io_worker);
restoration_callbacks.pop_front();
return true;
}
std::list<std::function<void(std::shared_ptr<WorkerInterface>)>> restoration_callbacks;
std::shared_ptr<MockIOWorkerClient> io_worker_client =
std::make_shared<MockIOWorkerClient>();
std::shared_ptr<WorkerInterface> io_worker =
@ -322,6 +333,13 @@ TEST_F(LocalObjectManagerTest, TestRestoreSpilledObject) {
num_times_fired++;
});
}
ASSERT_EQ(num_times_fired, 0);
// When restore workers are pushed, the request should be dedupped.
for (int i = 0; i < 10; i++) {
worker_pool.RestoreWorkerPushed();
ASSERT_EQ(num_times_fired, 0);
}
worker_pool.io_worker_client->ReplyRestoreObjects(10);
ASSERT_EQ(num_times_fired, 1);
}