== sanityn test 51d: layout lock: losing layout lock should clean up memory map region ========================================================== 20:18:43 (1789085923) 1+0 records in 1+0 records out 1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0554189 s, 18.9 MB/s Before revoking layout lock: 1024 KB mapped