== sanityn test 51d: layout lock: losing layout lock should clean up memory map region ========================================================== 21:58:46 (1780451926)
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0998653 s, 10.5 MB/s
Before revoking layout lock: 1024 KB mapped