error_msg=close wait failed coz rpc error W0609 17:43:00.616199 14983 fragment_mgr.cpp:230] Got error while opening fragment 3a6cd4ebbe4b4c30-9fb94b7beb161f08: Internal error: close wait failed coz rpc error W0609 17:43:00.631206 15084 delta_writer.cpp:108] failed to init delta writer...