== sanity-pfl test 19c: Test self-extending layout seeking behavior ========================================================== 07:20:33 (1789125633) 1+0 records in 1+0 records out 1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0588122 s, 17.8 MB/s 1+0 records in 1+0 records out 1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0674896 s, 15.5 MB/s