== sanityn test 51d: layout lock: losing layout lock should clean up memory map region ========================================================== 16:18:05 (1790108285) 1+0 records in 1+0 records out 1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0572853 s, 18.3 MB/s Before revoking layout lock: 1024 KB mapped