== sanityn test 51d: layout lock: losing layout lock should clean up memory map region ========================================================== 18:16:16 (1789769776) 1+0 records in 1+0 records out 1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0245433 s, 42.7 MB/s Before revoking layout lock: 1024 KB mapped