== sanityn test 51d: layout lock: losing layout lock should clean up memory map region ========================================================== 18:26:30 (1789770390) 1+0 records in 1+0 records out 1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0220819 s, 47.5 MB/s Before revoking layout lock: 1024 KB mapped