== sanity test 184c: Concurrent write and layout swap ==== 17:24:37 (1758749077) 67+0 records in 67+0 records out 70254592 bytes (70 MB, 67 MiB) copied, 3.30824 s, 21.2 MB/s 63+0 records in 63+0 records out 66060288 bytes (66 MB, 63 MiB) copied, 3.28431 s, 20.1 MB/s ref file size: ref1(70254592), ref2(66060288) 4288+0 records in 4288+0 records out 70254592 bytes (70 MB, 67 MiB) copied, 7.33706 s, 9.6 MB/s Copied 1409024 bytes before swapping layout...