imay commented on a change in pull request #3260: [Storage] open data dirs
parallelly
URL: https://github.com/apache/incubator-doris/pull/3260#discussion_r403407997
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File path: be/src/olap/storage_engine.cpp
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@@ -148,16 +148,33 @@ void StorageEngine::load_data_dirs(const
std::vector<DataDir*>& data_dirs) {
OLAPStatus StorageEngine::_open() {
// init store_map
+ std::vector<std::pair<DataDir*,std::future<Status>>> tmp_vec;
for (auto& path : _options.store_paths) {
+ LOG(INFO) << "store_path " << path.path;
DataDir* store = new DataDir(path.path, path.capacity_bytes,
path.storage_medium,
_tablet_manager.get(),
_txn_manager.get());
- auto st = store->init();
- if (!st.ok()) {
- LOG(WARNING) << "Store load failed, path=" << path.path;
- return OLAP_ERR_INVALID_ROOT_PATH;
+ tmp_vec.emplace_back(std::make_pair(store,std::async([store](){ return
store->init();})));
+ }
+
+ try {
+ for (auto& pair : tmp_vec) {
+ DataDir* store = pair.first;
+ auto st = pair.second.get();
+ if (!st.ok()) {
+ throw std::runtime_error("Store load failed, path=" +
store->path());
Review comment:
Looks good for me. Should log detail error message in lambda.
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