== sanityn test 51d: layout lock: losing layout lock should clean up memory map region ========================================================== 14:47:28 (1790707648) 1+0 records in 1+0 records out 1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0732892 s, 14.3 MB/s Before revoking layout lock: 1024 KB mapped