== sanityn test 51d: layout lock: losing layout lock should clean up memory map region ========================================================== 09:45:05 (1789307105) 1+0 records in 1+0 records out 1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.00856567 s, 122 MB/s Before revoking layout lock: 1024 KB mapped