https://clickhouse-test-reports.s3.yandex.net/18817/9049599e367bcccd809f45af138452f965b3303a/stress_test_(undefined)/test_run.txt.out.log
{
    parent.releaseSession(*this);
}
/** Set of known objects (environment), that could be used in query.
  * Shared (global) part. Order of members (especially, order of destruction) is very important.
  */
struct ContextShared
{
    Poco::Logger * log = &Poco::Logger::get("Context");
    
    mutable std::recursive_mutex mutex;
    
    mutable std::mutex embedded_dictionaries_mutex;
    mutable std::mutex external_dictionaries_mutex;
    mutable std::mutex external_models_mutex;
    
    
    
    mutable std::mutex storage_policies_mutex;
    
    mutable std::mutex zookeeper_mutex;
    mutable zkutil::ZooKeeperPtr zookeeper;                 
    ConfigurationPtr zookeeper_config;                      
    mutable std::mutex test_keeper_storage_mutex;
    mutable std::shared_ptr<zkutil::TestKeeperStorage> test_keeper_storage;
    mutable std::mutex auxiliary_zookeepers_mutex;
    mutable std::map<String, zkutil::ZooKeeperPtr> auxiliary_zookeepers;    
    ConfigurationPtr auxiliary_zookeepers_config;           
    String interserver_io_host;                             
    UInt16 interserver_io_port = 0;